Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED SCHEDULE OF INVESTMENTS

v3.24.3
CONSOLIDATED SCHEDULE OF INVESTMENTS - USD ($)
Sep. 30, 2024
Sep. 30, 2023
Schedule of Investments [Line Items]    
Cost $ 771,011,000 [1] $ 722,269,000 [2]
Fair Value $ 796,260,000 [1] $ 704,815,000 [2]
Investment owned, percent of net assets 169.10% [1],[3],[4],[5],[6] 172.50% [2],[7],[8],[9],[10]
Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 716,481,000 [11] $ 671,397,000 [12]
Fair Value $ 750,904,000 [11] $ 663,544,000 [12]
Investment owned, percent of net assets 159.50% [3],[4],[5],[6],[11] 162.40% [7],[8],[9],[10],[12]
Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 16,746,000 [13] $ 16,746,000 [14]
Fair Value $ 7,438,000 [13] $ 10,421,000 [14]
Investment owned, percent of net assets 1.60% [3],[4],[5],[6],[13] 2.60% [7],[8],[9],[10],[14]
Control investments    
Schedule of Investments [Line Items]    
Cost $ 37,784,000 [15] $ 34,126,000 [16]
Fair Value $ 37,918,000 [15] $ 30,850,000 [16]
Investment owned, percent of net assets 8.00% [3],[4],[5],[6],[15] 7.50% [7],[8],[9],[10],[16]
Secured first lien debt    
Schedule of Investments [Line Items]    
Cost $ 580,736,000 $ 529,376,000
Fair Value 554,937,000 510,701,000
Secured first lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost 555,941,000 [11] 507,116,000 [12]
Fair Value $ 540,661,000 [11] $ 491,686,000 [12]
Investment owned, percent of net assets 114.80% [3],[4],[5],[6],[11] 120.30% [7],[8],[9],[10],[12]
Secured first lien debt | Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.10% [3],[4],[5],[6],[13] 0.70% [7],[8],[9],[10],[14]
Secured first lien debt | Control investments    
Schedule of Investments [Line Items]    
Cost $ 18,655,000 [15] $ 16,120,000 [16]
Fair Value $ 13,896,000 [15] $ 16,120,000 [16]
Investment owned, percent of net assets 3.00% [3],[4],[5],[6],[15] 3.90% [7],[8],[9],[10],[16]
Secured second lien debt    
Schedule of Investments [Line Items]    
Cost $ 113,691,000 $ 130,252,000
Fair Value $ 113,716,000 $ 127,854,000
Secured second lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 22.30% [3],[4],[5],[6],[11] 29.50% [7],[8],[9],[10],[12]
Secured second lien debt | Control investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 1.80% [3],[4],[5],[6],[15] 1.80% [7],[8],[9],[10],[16]
Unsecured debt    
Schedule of Investments [Line Items]    
Cost $ 198,000 $ 198,000
Fair Value $ 32,000 $ 24,000
Unsecured debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.10% [3],[4],[5],[6],[11] 0.00% [7],[8],[9],[10],[12]
Preferred equity    
Schedule of Investments [Line Items]    
Cost $ 45,017,000 $ 35,617,000
Fair Value 31,346,000 26,855,000
Preferred equity | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost 32,461,000 [11] 23,061,000 [12]
Fair Value $ 27,247,000 [11] $ 21,733,000 [12]
Investment owned, percent of net assets 5.80% [3],[4],[5],[6],[11] 5.30% [7],[8],[9],[10],[12]
Preferred equity | Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 9,806,000 [13] $ 9,806,000 [14]
Fair Value $ 4,099,000 [13] $ 5,122,000 [14]
Investment owned, percent of net assets 0.90% [3],[4],[5],[6],[13] 1.30% [7],[8],[9],[10],[14]
Preferred equity | Control investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.00% [3],[4],[5],[6],[15] 0.00% [7],[8],[9],[10],[16]
Common equity/equivalents    
Schedule of Investments [Line Items]    
Cost $ 31,369,000 $ 26,826,000
Fair Value 96,229,000 39,381,000
Common equity/equivalents | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost 22,737,000 [11] 18,195,000 [12]
Fair Value $ 77,795,000 [11] $ 29,672,000 [12]
Investment owned, percent of net assets 16.50% [3],[4],[5],[6],[11] 7.30% [7],[8],[9],[10],[12]
Common equity/equivalents | Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.60% [3],[4],[5],[6],[13] 0.60% [7],[8],[9],[10],[14]
Common equity/equivalents | Control investments    
Schedule of Investments [Line Items]    
Cost $ 7,832,000 [15] $ 7,831,000 [16]
Fair Value $ 15,475,000 [15] $ 7,305,000 [16]
Investment owned, percent of net assets 3.20% [3],[4],[5],[6],[15] 1.80% [7],[8],[9],[10],[16]
Aerospace and Defense    
Schedule of Investments [Line Items]    
Fair Value $ 153,096,000 $ 97,836,000
Aerospace and Defense | Secured first lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost 92,206,000 [11] 79,197,000 [12]
Fair Value $ 92,587,000 [11] $ 78,720,000 [12]
Investment owned, percent of net assets 19.70% [3],[4],[5],[6],[11] 19.30% [7],[8],[9],[10],[12]
Aerospace and Defense | Common equity/equivalents | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 5,283,000 [11] $ 5,283,000 [12]
Fair Value $ 60,509,000 [11] $ 19,116,000 [12]
Investment owned, percent of net assets 12.80% [3],[4],[5],[6],[11] 4.70% [7],[8],[9],[10],[12]
Beverage, Food, and Tobacco    
Schedule of Investments [Line Items]    
Fair Value $ 88,327,000 $ 78,788,000
Beverage, Food, and Tobacco | Secured first lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost 76,136,000 [11] 75,063,000 [12]
Fair Value $ 71,349,000 [11] $ 72,868,000 [12]
Investment owned, percent of net assets 15.20% [3],[4],[5],[6],[11] 17.80% [7],[8],[9],[10],[12]
Beverage, Food, and Tobacco | Secured second lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.70% [3],[4],[5],[6],[11] 0.60% [7],[8],[9],[10],[12]
Beverage, Food, and Tobacco | Preferred equity | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost [11] $ 7,075,000  
Fair Value [11] $ 9,617,000  
Investment owned, percent of net assets 2.00% [3],[4],[5],[6],[11] 0.00% [7],[8],[9],[10],[12]
Beverage, Food, and Tobacco | Common equity/equivalents | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 1,750,000 [11] $ 1,750,000 [12]
Fair Value $ 4,120,000 [11] $ 3,284,000 [12]
Investment owned, percent of net assets 0.90% [3],[4],[5],[6],[11] 0.80% [7],[8],[9],[10],[12]
Buildings and Real Estate | Secured first lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 2,355,000 [11] $ 2,275,000 [12]
Fair Value $ 2,355,000 [11] $ 2,150,000 [12]
Investment owned, percent of net assets 0.50% [3],[4],[5],[6],[11] 0.50% [7],[8],[9],[10],[12]
Buildings and Real Estate | Preferred equity | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.00% [3],[4],[5],[6],[11] 0.10% [7],[8],[9],[10],[12]
Buildings and Real Estate | Common equity/equivalents | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.00% [3],[4],[5],[6],[11] 0.00% [7],[8],[9],[10],[12]
Diversified/Conglomerate Manufacturing    
Schedule of Investments [Line Items]    
Fair Value $ 160,264,000 $ 158,061,000
Diversified/Conglomerate Manufacturing | Secured first lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost 117,153,000 [11] 117,832,000 [12]
Fair Value $ 113,756,000 [11] $ 113,878,000 [12]
Investment owned, percent of net assets 24.20% [3],[4],[5],[6],[11] 27.90% [7],[8],[9],[10],[12]
Diversified/Conglomerate Manufacturing | Secured first lien debt | Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.10% [3],[4],[5],[6],[13] 0.70% [7],[8],[9],[10],[14]
Diversified/Conglomerate Manufacturing | Secured first lien debt | Control investments    
Schedule of Investments [Line Items]    
Fair Value $ 4,200,000 $ 3,927,000
Investment owned, percent of net assets 0.90% [3],[4],[5],[6],[15] 0.90% [7],[8],[9],[10],[16]
Diversified/Conglomerate Manufacturing | Secured second lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 32,159,000 [11] $ 36,868,000 [12]
Fair Value $ 32,303,000 [11] $ 36,136,000 [12]
Investment owned, percent of net assets 6.90% [3],[4],[5],[6],[11] 8.90% [7],[8],[9],[10],[12]
Diversified/Conglomerate Manufacturing | Preferred equity | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.10% [3],[4],[5],[6],[11] 0.30% [7],[8],[9],[10],[12]
Diversified/Conglomerate Manufacturing | Preferred equity | Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.00% [3],[4],[5],[6],[13] 0.00% [7],[8],[9],[10],[14]
Diversified/Conglomerate Manufacturing | Common equity/equivalents | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 5,000,000 [11] $ 5,000,000 [12]
Fair Value $ 859,000 [11] $ 0 [12]
Investment owned, percent of net assets 0.20% [3],[4],[5],[6],[11] 0.00% [7],[8],[9],[10],[12]
Diversified/Conglomerate Manufacturing | Common equity/equivalents | Control investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 1.70% [3],[4],[5],[6],[15] 0.00% [7],[8],[9],[10],[16]
Diversified/Conglomerate Service    
Schedule of Investments [Line Items]    
Fair Value $ 179,032,000 $ 135,060,000
Diversified/Conglomerate Service | Secured first lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost [11] 148,013,000  
Fair Value [11] $ 145,716,000  
Investment owned, percent of net assets [3],[4],[5],[6],[11] 30.90%  
Diversified/Conglomerate Service | Unsecured debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets [3],[4],[5],[6],[11] 0.10%  
Diversified/Conglomerate Service | Preferred equity | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost [11] $ 10,500,000  
Fair Value [11] $ 13,536,000  
Investment owned, percent of net assets [3],[4],[5],[6],[11] 2.90%  
Diversified/Conglomerate Service | Preferred equity | Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets [3],[4],[5],[6],[13] 0.70%  
Diversified/Conglomerate Services | Secured first lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost [12]   110,862,000
Fair Value [12]   $ 104,293,000
Investment owned, percent of net assets [7],[8],[9],[10],[12]   25.50%
Diversified/Conglomerate Services | Secured second lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost [12]   $ 16,552,000
Fair Value [12]   $ 16,465,000
Investment owned, percent of net assets 3.20% [3],[4],[5],[6],[11] 4.00% [7],[8],[9],[10],[12]
Diversified/Conglomerate Services | Unsecured debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets [7],[8],[9],[10],[12]   0.00%
Diversified/Conglomerate Services | Preferred equity | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost [12]   $ 8,250,000
Fair Value [12]   $ 9,654,000
Investment owned, percent of net assets [7],[8],[9],[10],[12]   2.40%
Diversified/Conglomerate Services | Preferred equity | Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets [7],[8],[9],[10],[14]   1.10%
Diversified/Conglomerate Services | Common equity/equivalents | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost [11] $ 1,282,000  
Fair Value [11] $ 1,580,000  
Investment owned, percent of net assets 0.30% [3],[4],[5],[6],[11] 0.10% [7],[8],[9],[10],[12]
Healthcare, Education, and Childcare    
Schedule of Investments [Line Items]    
Fair Value $ 101,707,000 $ 146,438,000
Healthcare, Education, and Childcare | Secured first lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost 95,110,000 [11] 108,759,000 [12]
Fair Value $ 95,010,000 [11] $ 108,185,000 [12]
Investment owned, percent of net assets 20.20% [3],[4],[5],[6],[11] 26.50% [7],[8],[9],[10],[12]
Healthcare, Education, and Childcare | Secured second lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets [7],[8],[9],[10],[12]   7.10%
Healthcare, Education, and Childcare | Preferred equity | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.20% [3],[4],[5],[6],[11] 0.80% [7],[8],[9],[10],[12]
Healthcare, Education, and Childcare | Common equity/equivalents | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 2,767,000 [11] $ 2,786,000 [12]
Fair Value $ 5,650,000 [11] $ 6,002,000 [12]
Investment owned, percent of net assets 1.20% [3],[4],[5],[6],[11] 1.50% [7],[8],[9],[10],[12]
Machinery    
Schedule of Investments [Line Items]    
Fair Value $ 21,816,000 $ 6,411,000
Machinery | Secured first lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost 17,000,000 [11] 5,928,000 [12]
Fair Value $ 17,000,000 [11] $ 5,724,000 [12]
Investment owned, percent of net assets 3.60% [3],[4],[5],[6],[11] 1.40% [7],[8],[9],[10],[12]
Machinery | Common equity/equivalents | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 1.00% [3],[4],[5],[6],[11] 0.10% [7],[8],[9],[10],[12]
Machinery | Common equity/equivalents | Control investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.00% 0.10% [7],[8],[9],[10],[16]
Oil and Gas    
Schedule of Investments [Line Items]    
Fair Value $ 20,554,000 $ 27,830,000
Oil and Gas | Secured first lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets [3],[4],[5],[6],[11] 0.00%  
Oil and Gas | Secured second lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 105,144,000 [11] 122,827,000 [12]
Fair Value $ 105,169,000 [11] $ 120,429,000 [12]
Investment owned, percent of net assets 3.80% [3],[4],[5],[6],[11] 5.10% [7],[8],[9],[10],[12]
Oil and Gas | Preferred equity | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 6,838,000 [11] $ 6,838,000 [12]
Fair Value $ 2,275,000 [11] $ 6,826,000 [12]
Investment owned, percent of net assets 0.50% [3],[4],[5],[6],[11] 1.70% [7],[8],[9],[10],[12]
Oil and Gas | Common equity/equivalents | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 499,000 [11] $ 499,000 [12]
Fair Value $ 101,000 [11] $ 146,000 [12]
Investment owned, percent of net assets 0.00% [3],[4],[5],[6],[11] 0.00% [7],[8],[9],[10],[12]
Personal and Non-Durable Consumer Products | Secured first lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost $ 7,643,000 [11] $ 7,200,000 [12]
Fair Value $ 2,725,000 [11] $ 5,868,000 [12]
Investment owned, percent of net assets 0.50% [3],[4],[5],[6],[11] 1.40% [7],[8],[9],[10],[12]
Personal and Non-Durable Consumer Products | Preferred equity | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.00% [3],[4],[5],[6],[11] 0.00% [7],[8],[9],[10],[12]
Personal and Non-Durable Consumer Products | Common equity/equivalents | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.00% [3],[4],[5],[6],[11] 0.00% [7],[8],[9],[10],[12]
Automobile    
Schedule of Investments [Line Items]    
Fair Value $ 28,286,000 $ 27,571,000
Automobile | Secured second lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost 16,393,000 [11] 16,053,000 [12]
Fair Value $ 16,410,000 [11] $ 15,675,000 [12]
Investment owned, percent of net assets 3.40% [3],[4],[5],[6],[11] 3.80% [7],[8],[9],[10],[12]
Automobile | Secured second lien debt | Control investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 1.80% [3],[4],[5],[6],[15] 1.80% [7],[8],[9],[10],[16]
Automobile | Preferred equity | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.10% [3],[4],[5],[6],[11] 0.00% [7],[8],[9],[10],[12]
Automobile | Common equity/equivalents | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.10% [3],[4],[5],[6],[11] 0.10% [7],[8],[9],[10],[12]
Automobile | Common equity/equivalents | Control investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.60% [3],[4],[5],[6],[15] 1.00% [7],[8],[9],[10],[16]
Cargo Transportation    
Schedule of Investments [Line Items]    
Fair Value $ 20,200,000 $ 0
Cargo Transportation | Secured second lien debt | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Cost [11] 20,000,000  
Fair Value [11] $ 20,200,000  
Investment owned, percent of net assets [3],[4],[5],[6],[11] 4.30%  
Personal and Non-Durable Consumer Products (Manufacturing Only) | Secured first lien debt | Control investments    
Schedule of Investments [Line Items]    
Cost $ 14,525,000 [15] 11,293,000 [16]
Fair Value $ 9,696,000 [15] $ 11,293,000 [16]
Investment owned, percent of net assets 2.10% [3],[4],[5],[6],[15] 2.80% [7],[8],[9],[10],[16]
Personal and Non-Durable Consumer Products (Manufacturing Only) | Preferred equity | Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.20% [3],[4],[5],[6],[13] 0.20% [7],[8],[9],[10],[14]
Personal and Non-Durable Consumer Products (Manufacturing Only) | Preferred equity | Control investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.00% [3],[4],[5],[6],[15] 0.00% [7],[8],[9],[10],[16]
Personal and Non-Durable Consumer Products (Manufacturing Only) | Common equity/equivalents | Non-Control/Non-Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets [7],[8],[9],[10],[12]   0.00%
Personal and Non-Durable Consumer Products (Manufacturing Only) | Common equity/equivalents | Affiliate investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.60% [3],[4],[5],[6],[13] 0.60% [7],[8],[9],[10],[14]
Personal and Non-Durable Consumer Products (Manufacturing Only) | Common equity/equivalents | Control investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets [3],[4],[5],[6],[15] 0.00%  
Printing and Publishing | Secured first lien debt | Control investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.00% [3],[4],[5],[6],[15] 0.20% [7],[8],[9],[10],[16]
Printing and Publishing | Common equity/equivalents | Control investments    
Schedule of Investments [Line Items]    
Investment owned, percent of net assets 0.90% [3],[4],[5],[6],[15] 0.70% [7],[8],[9],[10],[16]
Investment, Identifier [Axis]: 8th Avenue Food & Provisions, Inc. – Term Debt    
Schedule of Investments [Line Items]    
Principal amount $ 3,683,000 [17],[18],[19] $ 3,683,000 [20],[21],[22]
Cost 3,683,000 [17] 3,683,000 [20]
Fair Value $ 3,241,000 [17] $ 2,495,000 [20]
Investment, reference rate and spread 7.90% [3],[4],[5],[6],[17] 7.90% [7],[8],[9],[10],[20]
Investment, interest rate, paid in cash 12.70% [3],[4],[5],[6],[17] 13.20% [7],[8],[9],[10],[20]
Investment, Identifier [Axis]: ALS Education, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 0 [18],[19],[23] $ 0 [21],[22],[24]
Cost 0 [23] 0 [24]
Fair Value $ 0 [23] $ 0 [24]
Investment, reference rate and spread 6.80% [3],[4],[5],[6],[23] 7.00% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.60% [3],[4],[5],[6],[23] 12.30% [7],[8],[9],[10],[24]
Line of credit facility, available $ 3,000,000 [3],[4],[5],[6],[23] $ 3,000,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: ALS Education, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 31,680,000 [18],[19],[23] 18,700,000 [21],[22],[24]
Cost 31,680,000 [23] 18,700,000 [24]
Fair Value $ 31,997,000 [23] $ 18,700,000 [24]
Investment, reference rate and spread 6.80% [3],[4],[5],[6],[23] 7.00% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.60% [3],[4],[5],[6],[23] 12.30% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Antenna Research Associates, Inc. – Common Equity Units    
Schedule of Investments [Line Items]    
Cost $ 4,283,000 [25],[26],[27] $ 4,283,000 [28],[29]
Fair Value $ 59,423,000 [25],[26],[27] $ 18,436,000 [28],[29]
Shares 4,283 [18],[19],[25],[26],[27] 4,283 [21],[22],[28],[29]
Investment, Identifier [Axis]: Antenna Research Associates, Inc. – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[25],[27] $ 31,267,000  
Cost [25],[27] 31,267,000  
Fair Value [25],[27] $ 31,267,000  
Investment, reference rate and spread [3],[4],[5],[6],[25],[27] 10.00%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[25],[27] 14.80%  
Investment, interest rate, paid in kind [3],[4],[5],[6],[25],[27] 4.00%  
Investment, Identifier [Axis]: Antenna Research Associates, Inc. – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[29]   $ 30,048,000
Cost [29]   30,048,000
Fair Value [29]   $ 30,048,000
Investment, reference rate and spread [7],[8],[9],[10],[29]   10.00%
Investment, interest rate, paid in cash [7],[8],[9],[10],[29]   15.30%
Investment, interest rate, paid in kind [7],[8],[9],[10],[29]   4.00%
Investment, Identifier [Axis]: Arc Drilling Holdings LLC – Common Stock    
Schedule of Investments [Line Items]    
Cost $ 5,333,000 [26],[27] $ 1,500,000 [28],[29]
Fair Value $ 4,816,000 [26],[27] $ 403,000 [28],[29]
Shares 53,333 [18],[19],[26],[27] 15,000 [21],[22],[28],[29]
Investment, Identifier [Axis]: Arc Drilling Holdings LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 1,000,000 [18],[19],[23] $ 0 [21],[22],[24]
Cost 1,000,000 [23] 0 [24]
Fair Value $ 1,000,000 [23] $ 0 [24]
Investment, reference rate and spread 7.00% [3],[4],[5],[6],[23] 11.50% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.80% [3],[4],[5],[6],[23] 10.50% [7],[8],[9],[10],[24]
Line of credit facility, available $ 4,000,000 [3],[4],[5],[6],[23] $ 1,000,000 [7],[8],[9],[10],[24]
Investment, interest rate, paid in kind [7],[8],[9],[10],[24]   6.30%
Investment, Identifier [Axis]: Arc Drilling Holdings LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 16,000,000 [18],[19],[23] $ 5,928,000 [21],[22],[24]
Cost 16,000,000 [23] 5,928,000 [24]
Fair Value $ 16,000,000 [23] $ 5,724,000 [24]
Investment, reference rate and spread 7.00% [3],[4],[5],[6],[23] 11.50% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.80% [3],[4],[5],[6],[23] 10.50% [7],[8],[9],[10],[24]
Investment, interest rate, paid in kind [7],[8],[9],[10],[24]   6.30%
Investment, Identifier [Axis]: Axios Industrial Group, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24]   $ 11,550,000
Cost [24]   11,519,000
Fair Value [24]   $ 11,291,000
Investment, reference rate and spread [7],[8],[9],[10],[24]   8.60%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24]   13.90%
Investment, Identifier [Axis]: Axios Industrial Group, LLC – Term Debt 1    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] $ 11,325,000  
Cost [23] 11,301,000  
Fair Value [23] $ 11,357,000  
Investment, reference rate and spread [3],[4],[5],[6],[23] 9.60%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 14.40%  
Investment, Identifier [Axis]: Axios Industrial Group, LLC – Term Debt 2    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] $ 3,000,000  
Cost [23] 2,925,000  
Fair Value [23] $ 3,008,000  
Investment, reference rate and spread [3],[4],[5],[6],[23] 12.60%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 17.40%  
Investment, Identifier [Axis]: B+T Group Acquisition, Inc. – Common Stock Warrant    
Schedule of Investments [Line Items]    
Cost $ 0 [26],[27],[30] $ 0 [28],[29],[31]
Fair Value $ 0 [26],[27],[30] $ 0 [28],[29],[31]
Units 1.50% [18],[19],[26],[27],[30] 1.50% [21],[22],[28],[29],[31]
Investment, Identifier [Axis]: B+T Group Acquisition, Inc. – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24],[31]   $ 1,200,000
Cost [24],[31]   1,200,000
Fair Value [24],[31]   $ 978,000
Investment, reference rate and spread [7],[8],[9],[10],[24],[31]   2.00%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24],[31]   7.30%
Line of credit facility, available [7],[8],[9],[10],[24],[31]   $ 0
Investment, Identifier [Axis]: B+T Group Acquisition, Inc. – Line of Credit 1    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[27],[30],[32] $ 1,320,000  
Cost [27],[30],[32] 1,320,000  
Fair Value [27],[30],[32] $ 471,000  
Investment, reference rate and spread [3],[4],[5],[6],[27],[30],[32] 2.00%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[27],[30],[32] 7.00%  
Line of credit facility, available [3],[4],[5],[6],[27],[30],[32] $ 0  
Investment, Identifier [Axis]: B+T Group Acquisition, Inc. – Line of Credit 2    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[27],[30],[32] 323,000  
Cost [27],[30],[32] 323,000  
Fair Value [27],[30],[32] $ 115,000  
Investment, reference rate and spread [3],[4],[5],[6],[27],[30],[32] 2.00%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[27],[30],[32] 7.00%  
Line of credit facility, available [3],[4],[5],[6],[27],[30],[32] $ 127,000  
Investment, Identifier [Axis]: B+T Group Acquisition, Inc. – Preferred Stock    
Schedule of Investments [Line Items]    
Cost [28],[29],[31]   2,024,000
Fair Value [28],[29],[31]   $ 0
Shares [21],[22],[28],[29],[31]   6,130
Investment, Identifier [Axis]: B+T Group Acquisition, Inc. – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 6,000,000 [18],[19],[27],[30],[32] $ 6,000,000 [21],[22],[24],[31]
Cost 6,000,000 [27],[30],[32] 6,000,000 [24],[31]
Fair Value $ 2,139,000 [27],[30],[32] $ 4,890,000 [24],[31]
Investment, reference rate and spread 2.00% [3],[4],[5],[6],[27],[30],[32] 2.00% [7],[8],[9],[10],[24],[31]
Investment, interest rate, paid in cash 7.00% [3],[4],[5],[6],[27],[30],[32] 7.30% [7],[8],[9],[10],[24],[31]
Investment, Identifier [Axis]: B+T Group Acquisition, Inc.(S) – Preferred Stock    
Schedule of Investments [Line Items]    
Cost [26],[27],[30] $ 2,024,000  
Fair Value [26],[27],[30] $ 0  
Shares [18],[19],[26],[27],[30] 6,130  
Investment, Identifier [Axis]: CHA Holdings, Inc. – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [20],[21],[22],[33]   $ 3,000,000
Cost [20],[33]   2,974,000
Fair Value [20],[33]   $ 2,820,000
Investment, reference rate and spread [7],[8],[9],[10],[20],[33]   9.00%
Investment, interest rate, paid in cash [7],[8],[9],[10],[20],[33]   14.40%
Investment, Identifier [Axis]: Cafe Zupas – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 1,050,000 [18],[19],[23] $ 0 [21],[22],[24]
Cost 1,050,000 [23] 0 [24]
Fair Value $ 1,061,000 [23] $ 0 [24]
Investment, reference rate and spread 7.50% [3],[4],[5],[6],[23] 6.80% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 12.30% [3],[4],[5],[6],[23] 12.10% [7],[8],[9],[10],[24]
Line of credit facility, available $ 700,000 [3],[4],[5],[6],[23] $ 1,500,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Café Zupas – Delayed Draw Term Loan    
Schedule of Investments [Line Items]    
Principal amount 7,350,000 [18],[19],[23] 7,970,000 [21],[22],[24]
Cost 7,350,000 [23] 7,970,000 [24]
Fair Value $ 7,424,000 [23] $ 7,850,000 [24]
Investment, reference rate and spread 7.50% [3],[4],[5],[6],[23] 6.80% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 12.30% [3],[4],[5],[6],[23] 12.10% [7],[8],[9],[10],[24]
Line of credit facility, available $ 3,150,000 [3],[4],[5],[6],[23] $ 2,070,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Café Zupas – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 26,250,000 [18],[19],[23] 23,460,000 [21],[22],[24]
Cost 26,074,000 [23] 23,460,000 [24]
Fair Value $ 26,513,000 [23] $ 23,108,000 [24]
Investment, reference rate and spread 7.50% [3],[4],[5],[6],[23] 6.80% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 12.30% [3],[4],[5],[6],[23] 12.10% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Canopy Safety Brands, LLC – Common Stock    
Schedule of Investments [Line Items]    
Cost $ 800,000 [26],[27] $ 800,000 [28],[29]
Fair Value $ 2,959,000 [26],[27] $ 2,404,000 [28],[29]
Shares 1,170,370 [18],[19],[26],[27] 1,170,370 [21],[22],[28],[29]
Investment, Identifier [Axis]: Canopy Safety Brands, LLC – Preferred Stock    
Schedule of Investments [Line Items]    
Cost $ 500,000 [26],[27] $ 500,000 [28],[29]
Fair Value $ 931,000 [26],[27] $ 857,000 [28],[29]
Shares 500,000 [18],[19],[26],[27] 500,000 [21],[22],[28],[29]
Investment, Identifier [Axis]: Canopy Safety Brands, LLC—Common Stock    
Schedule of Investments [Line Items]    
Fair Value $ 2,959,000 $ 2,404,000
Shares 1,170,370  
Investment, Identifier [Axis]: Canopy Safety Brands, LLC—Preferred Stock    
Schedule of Investments [Line Items]    
Fair Value $ 931,000 857,000
Shares 500,000  
Investment, Identifier [Axis]: DKI Ventures, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 350,000 [18],[19],[27],[34] 205,000 [21],[22],[24],[35]
Cost 350,000 [27],[34] 205,000 [24],[35]
Fair Value $ 159,000 [27],[34] $ 113,000 [24],[35]
Investment, interest rate, paid in cash 9.00% [3],[4],[5],[6],[27],[34] 9.00% [7],[8],[9],[10],[24],[35]
Line of credit facility, available $ 25,000 [3],[4],[5],[6],[27],[34] $ 170,000 [7],[8],[9],[10],[24],[35]
Investment, Identifier [Axis]: DKI Ventures, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 5,915,000 [18],[19],[27],[34] 5,915,000 [21],[22],[24],[35]
Cost 5,915,000 [27],[34] 5,915,000 [24],[35]
Fair Value $ 2,684,000 [27],[34] $ 3,253,000 [24],[35]
Investment, interest rate, paid in cash 9.00% [3],[4],[5],[6],[27],[34] 9.00% [7],[8],[9],[10],[24],[35]
Investment, Identifier [Axis]: Defiance Integrated Technologies, Inc. – Common Stock    
Schedule of Investments [Line Items]    
Cost $ 581,000 [26],[27] $ 580,000 [28],[29]
Fair Value $ 2,949,000 [26],[27] $ 3,948,000 [28],[29]
Shares 33,321 [18],[19],[26],[27] 33,321 [21],[22],[28],[29]
Investment, Identifier [Axis]: Defiance Integrated Technologies, Inc. – Term Debt    
Schedule of Investments [Line Items]    
Principal amount $ 8,547,000 [18],[19],[27] $ 7,425,000 [21],[22],[29]
Cost 8,547,000 [27] 7,425,000 [29]
Fair Value $ 8,547,000 [27] $ 7,425,000 [29]
Investment, reference rate and spread 9.60% [3],[4],[5],[6],[27] 9.60% [7],[8],[9],[10],[29]
Investment, interest rate, paid in cash 14.40% [3],[4],[5],[6],[27] 14.90% [7],[8],[9],[10],[29]
Investment, Identifier [Axis]: Defiance Integrated Technologies, Inc.—Common Stock    
Schedule of Investments [Line Items]    
Fair Value $ 2,949,000 $ 3,948,000
Shares 33,321  
Investment, Identifier [Axis]: Defiance Integrated Technologies, Inc.—Term Debt    
Schedule of Investments [Line Items]    
Principal amount $ 8,547,000  
Fair Value 8,547,000 7,425,000
Investment, Identifier [Axis]: ENET Holdings, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] 0  
Cost [23] 0  
Fair Value [23] $ 0  
Investment, reference rate and spread [3],[4],[5],[6],[23] 7.30%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 12.10%  
Line of credit facility, available [3],[4],[5],[6],[23] $ 2,500,000  
Investment, Identifier [Axis]: ENET Holdings, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 22,289,000 [18],[19],[23] 22,289,000 [21],[22],[24]
Cost 22,289,000 [23] 22,289,000 [24]
Fair Value $ 21,973,000 [23] $ 21,397,000 [24]
Investment, reference rate and spread 7.30% [3],[4],[5],[6],[23] 8.30% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 12.10% [3],[4],[5],[6],[23] 13.60% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Edge Adhesives Holdings, Inc. – Preferred Stock    
Schedule of Investments [Line Items]    
Cost $ 5,466,000 [26],[27],[30] $ 5,466,000 [28],[29],[31]
Fair Value $ 0 [26],[27],[30] $ 0 [28],[29],[31]
Shares 5,466 [18],[19],[26],[27],[30] 5,466 [21],[22],[28],[29],[31]
Investment, Identifier [Axis]: Edge Adhesives Holdings, Inc. – Term Debt    
Schedule of Investments [Line Items]    
Principal amount $ 6,140,000 [18],[19],[27],[30],[32] $ 6,140,000 [21],[22],[29],[31],[36]
Cost 6,140,000 [27],[30],[32] 6,140,000 [29],[31],[36]
Fair Value $ 380,000 [27],[30],[32] $ 2,895,000 [29],[31],[36]
Investment, reference rate and spread 5.50% [3],[4],[5],[6],[27],[30],[32] 5.50% [7],[8],[9],[10],[29],[31],[36]
Investment, interest rate, paid in cash 10.30% [3],[4],[5],[6],[27],[30],[32] 10.80% [7],[8],[9],[10],[29],[31],[36]
Investment, Identifier [Axis]: Edge Adhesives Holdings, Inc.—Preferred Stock    
Schedule of Investments [Line Items]    
Fair Value $ 0 $ 0
Shares 5,466  
Investment, Identifier [Axis]: Edge Adhesives Holdings, Inc.—Term Debt    
Schedule of Investments [Line Items]    
Principal amount $ 6,140,000  
Fair Value 380,000 2,895,000
Investment, Identifier [Axis]: Eegee’s LLC – Delayed Draw Term Loan    
Schedule of Investments [Line Items]    
Principal amount 3,145,000 [18],[19],[23] 3,000,000 [21],[22],[24]
Cost 3,145,000 [23] 3,000,000 [24]
Fair Value $ 2,380,000 [23] $ 2,865,000 [24]
Investment, reference rate and spread 7.80% [3],[4],[5],[6],[23] 7.80% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 8.00% [3],[4],[5],[6],[23] 13.10% [7],[8],[9],[10],[24]
Line of credit facility, available $ 0 [3],[4],[5],[6],[23] $ 4,500,000 [7],[8],[9],[10],[24]
Investment, interest rate, paid in kind [3],[4],[5],[6],[23] 4.60%  
Investment, Identifier [Axis]: Eegee’s LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 1,500,000 [18],[19],[23] 0 [21],[22],[24]
Cost 1,500,000 [23] 0 [24]
Fair Value $ 1,135,000 [23] $ 0 [24]
Investment, reference rate and spread 7.80% [3],[4],[5],[6],[23] 7.80% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 12.60% [3],[4],[5],[6],[23] 13.10% [7],[8],[9],[10],[24]
Line of credit facility, available $ 500,000 [3],[4],[5],[6],[23] $ 1,000,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Eegee’s LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 17,824,000 [18],[19],[23] 17,000,000 [21],[22],[24]
Cost 17,824,000 [23] 17,000,000 [24]
Fair Value $ 13,486,000 [23] $ 16,235,000 [24]
Investment, reference rate and spread 7.80% [3],[4],[5],[6],[23] 7.80% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 8.00% [3],[4],[5],[6],[23] 13.10% [7],[8],[9],[10],[24]
Investment, interest rate, paid in kind [3],[4],[5],[6],[23] 4.60%  
Investment, Identifier [Axis]: Encore Dredging Holdings, LLC – Preferred Stock    
Schedule of Investments [Line Items]    
Cost $ 3,840,000 [26],[27] $ 3,840,000 [28],[29]
Fair Value $ 3,168,000 [26],[27] $ 4,265,000 [28],[29]
Shares 3,840,000 [18],[19],[26],[27] 3,840,000 [21],[22],[28],[29]
Investment, Identifier [Axis]: Encore Dredging Holdings, LLC—Preferred Stock    
Schedule of Investments [Line Items]    
Fair Value $ 3,168,000 $ 4,265,000
Shares 3,840,000  
Investment, Identifier [Axis]: Engineering Manufacturing Technologies, LLC – Common Stock    
Schedule of Investments [Line Items]    
Cost $ 3,000,000 [26],[27] 3,000,000 [28],[29]
Fair Value $ 0 [26],[27] $ 0 [28],[29]
Shares 6,000 [18],[19],[26],[27] 6,000 [21],[22],[28],[29]
Investment, Identifier [Axis]: Engineering Manufacturing Technologies, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 0 [18],[19],[27] $ 0 [21],[22],[24]
Cost 0 [27] 0 [24]
Fair Value $ 0 [27] $ 0 [24]
Investment, reference rate and spread 8.30% [3],[4],[5],[6],[27] 8.30% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 13.10% [3],[4],[5],[6],[27] 13.60% [7],[8],[9],[10],[24]
Line of credit facility, available $ 3,000,000 [3],[4],[5],[6],[27] $ 3,000,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Engineering Manufacturing Technologies, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[27] 22,230,000  
Cost [27] 22,230,000  
Fair Value [27] $ 19,283,000  
Investment, reference rate and spread [3],[4],[5],[6],[27] 8.30%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[27] 10.00%  
Investment, interest rate, paid in kind [3],[4],[5],[6],[27] 3.10%  
Investment, Identifier [Axis]: Engineering Manufacturing Technologies, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24]   21,500,000
Cost [24]   21,500,000
Fair Value [24]   $ 19,726,000
Investment, reference rate and spread [7],[8],[9],[10],[24]   8.30%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24]   13.60%
Investment, Identifier [Axis]: FES Resources Holdings LLC – Common Equity Units    
Schedule of Investments [Line Items]    
Cost $ 0 [26],[27] $ 0 [28],[29]
Fair Value $ 0 [26],[27] $ 0 [28],[29]
Shares 6,233 [18],[19],[26],[27] 6,233 [21],[22],[28],[29]
Investment, Identifier [Axis]: FES Resources Holdings LLC – Preferred Equity Units    
Schedule of Investments [Line Items]    
Cost $ 6,350,000 [26],[27] $ 6,350,000 [28],[29]
Fair Value $ 0 [26],[27] $ 4,508,000 [28],[29]
Shares 6,350 [18],[19],[26],[27] 6,350 [21],[22],[28],[29]
Investment, Identifier [Axis]: FES Resources Holdings LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[27],[34] $ 325,000  
Cost [27],[34] 325,000  
Fair Value [27],[34] $ 163,000  
Investment, interest rate, paid in cash [3],[4],[5],[6],[27],[34] 4.50%  
Investment, Identifier [Axis]: Fix-It Group, LLC – Delayed Draw Term Loan    
Schedule of Investments [Line Items]    
Principal amount $ 6,781,000 [18],[19],[23] $ 6,911,000 [21],[22],[24]
Cost 6,781,000 [23] 6,911,000 [24]
Fair Value $ 6,781,000 [23] $ 6,894,000 [24]
Investment, reference rate and spread 7.10% [3],[4],[5],[6],[23] 8.10% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.90% [3],[4],[5],[6],[23] 13.40% [7],[8],[9],[10],[24]
Line of credit facility, available $ 0 [3],[4],[5],[6],[23] $ 0 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Fix-It Group, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount 0 [18],[19],[23] 500,000 [21],[22],[24]
Cost 0 [23] 500,000 [24]
Fair Value $ 0 [23] $ 499,000 [24]
Investment, reference rate and spread 7.10% [3],[4],[5],[6],[23] 8.10% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.90% [3],[4],[5],[6],[23] 13.40% [7],[8],[9],[10],[24]
Line of credit facility, available $ 3,000,000 [3],[4],[5],[6],[23] $ 2,500,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Fix-It Group, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 13,324,000 [18],[19],[23] 12,200,000 [21],[22],[24]
Cost 13,324,000 [23] 12,200,000 [24]
Fair Value $ 13,457,000 [23] $ 12,170,000 [24]
Investment, reference rate and spread 7.10% [3],[4],[5],[6],[23] 8.10% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.90% [3],[4],[5],[6],[23] 13.40% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Frontier Financial Group Inc. – Convertible Debt    
Schedule of Investments [Line Items]    
Principal amount $ 198,000 [18],[19],[27],[34] $ 198,000 [21],[22],[29],[35]
Cost 198,000 [27],[34] 198,000 [29],[35]
Fair Value $ 32,000 [27],[34] $ 24,000 [29],[35]
Investment, interest rate, paid in cash 6.00% [3],[4],[5],[6],[27],[34] 6.00% [7],[8],[9],[10],[29],[35]
Investment, Identifier [Axis]: Frontier Financial Group Inc. – Preferred Stock    
Schedule of Investments [Line Items]    
Cost $ 500,000 [26],[27] $ 500,000 [28],[29]
Fair Value $ 0 [26],[27] $ 0 [28],[29]
Shares 766 [18],[19],[26],[27] 766 [21],[22],[28],[29]
Investment, Identifier [Axis]: Frontier Financial Group Inc. – Preferred Stock Warrant    
Schedule of Investments [Line Items]    
Cost $ 0 [26],[27] $ 0 [28],[29]
Fair Value $ 0 [26],[27] $ 0 [28],[29]
Shares 168 [18],[19],[26],[27] 168 [21],[22],[28],[29]
Investment, Identifier [Axis]: Funko Acquisition Holdings, LLC(S) – Common Units    
Schedule of Investments [Line Items]    
Cost [28],[31],[37]   $ 22,000
Fair Value [28],[31],[37]   $ 22,000
Shares [21],[22],[28],[31],[37]   4,239
Investment, Identifier [Axis]: GFRC 360, LLC – Common Stock Warrants    
Schedule of Investments [Line Items]    
Cost $ 0 [26],[27] $ 0 [28],[29]
Fair Value $ 0 [26],[27] $ 0 [28],[29]
Units 45.00% [18],[19],[26],[27] 45.00% [21],[22],[28],[29]
Investment, Identifier [Axis]: GFRC 360, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 1,355,000 [18],[19],[23] $ 1,275,000 [21],[22],[24]
Cost 1,355,000 [23] 1,275,000 [24]
Fair Value $ 1,355,000 [23] $ 1,205,000 [24]
Investment, reference rate and spread 8.00% [3],[4],[5],[6],[23] 8.00% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 12.80% [3],[4],[5],[6],[23] 13.30% [7],[8],[9],[10],[24]
Line of credit facility, available $ 95,000 [3],[4],[5],[6],[23] $ 175,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: GFRC 360, LLC – Preferred Stock    
Schedule of Investments [Line Items]    
Cost 1,025,000 [26],[27] 1,025,000 [28],[29]
Fair Value $ 0 [26],[27] $ 253,000 [28],[29]
Shares 1,000 [18],[19],[26],[27] 1,000 [21],[22],[28],[29]
Investment, Identifier [Axis]: GFRC 360, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount $ 1,000,000 [18],[19],[23] $ 1,000,000 [21],[22],[24]
Cost 1,000,000 [23] 1,000,000 [24]
Fair Value $ 1,000,000 [23] $ 945,000 [24]
Investment, reference rate and spread 8.00% [3],[4],[5],[6],[23] 8.00% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 12.80% [3],[4],[5],[6],[23] 13.30% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: GSM MidCo LLC – Common Stock    
Schedule of Investments [Line Items]    
Cost $ 767,000 [26],[27] $ 767,000 [28],[29]
Fair Value $ 1,583,000 [26],[27] $ 1,562,000 [28],[29]
Shares 767 [18],[19],[26],[27] 767 [21],[22],[28],[29]
Investment, Identifier [Axis]: Giving Home Health Care, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24],[35]   $ 28,800,000
Cost [24],[35]   28,800,000
Fair Value [24],[35]   $ 28,800,000
Investment, interest rate, paid in cash [7],[8],[9],[10],[24],[35]   12.50%
Investment, Identifier [Axis]: Giving Home Health Care, LLC – Warrant    
Schedule of Investments [Line Items]    
Cost $ 0 [26],[27] $ 19,000 [28],[29]
Fair Value $ 3,995,000 [26],[27] $ 2,794,000 [28],[29]
Shares 10,667 [18],[19],[26],[27] 10,667 [21],[22],[28],[29]
Investment, Identifier [Axis]: Gray Matter Systems, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24],[35]   $ 13,645,000
Cost [24],[35]   13,578,000
Fair Value [24],[35]   $ 13,645,000
Investment, interest rate, paid in cash [7],[8],[9],[10],[24],[35]   12.00%
Investment, interest rate, paid in kind [7],[8],[9],[10],[24],[35]   2.00%
Investment, Identifier [Axis]: HH-Inspire Acquisition, Inc. – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 1,727,000 [18],[19],[23],[38] $ 1,359,000 [21],[22],[24],[33]
Cost 1,727,000 [23],[38] 1,359,000 [24],[33]
Fair Value $ 1,677,000 [23],[38] $ 1,347,000 [24],[33]
Investment, reference rate and spread 8.00% [3],[4],[5],[6],[23],[38] 8.00% [7],[8],[9],[10],[24],[33]
Investment, interest rate, paid in cash 12.80% [3],[4],[5],[6],[23],[38] 13.40% [7],[8],[9],[10],[24],[33]
Line of credit facility, available $ 110,000 [3],[4],[5],[6],[23],[38] $ 478,000 [7],[8],[9],[10],[24],[33]
Investment, Identifier [Axis]: HH-Inspire Acquisition, Inc. – Preferred Stock    
Schedule of Investments [Line Items]    
Cost 2,251,000 [26],[27] 2,251,000 [28],[29]
Fair Value $ 1,047,000 [26],[27] $ 3,451,000 [28],[29]
Shares 1,329,054 [18],[19],[26],[27] 1,329,054 [21],[22],[28],[29]
Investment, Identifier [Axis]: HH-Inspire Acquisition, Inc. – Term Debt 1    
Schedule of Investments [Line Items]    
Principal amount $ 15,852,000 [18],[19],[23],[38] $ 16,013,000 [21],[22],[24],[33]
Cost 15,852,000 [23],[38] 16,013,000 [24],[33]
Fair Value $ 15,399,000 [23],[38] $ 15,872,000 [24],[33]
Investment, reference rate and spread 8.00% [3],[4],[5],[6],[23],[38] 8.00% [7],[8],[9],[10],[24],[33]
Investment, interest rate, paid in cash 12.80% [3],[4],[5],[6],[23],[38] 13.40% [7],[8],[9],[10],[24],[33]
Investment, Identifier [Axis]: HH-Inspire Acquisition, Inc. – Term Debt 2    
Schedule of Investments [Line Items]    
Principal amount $ 3,193,000 [18],[19],[23],[38] $ 3,225,000 [21],[22],[24],[33]
Cost 3,193,000 [23],[38] 3,225,000 [24],[33]
Fair Value $ 3,102,000 [23],[38] $ 3,197,000 [24],[33]
Investment, reference rate and spread 8.00% [3],[4],[5],[6],[23],[38] 8.00% [7],[8],[9],[10],[24],[33]
Investment, interest rate, paid in cash 12.80% [3],[4],[5],[6],[23],[38] 13.40% [7],[8],[9],[10],[24],[33]
Investment, Identifier [Axis]: Imperative Holdings Corporation – Preferred Equity Units    
Schedule of Investments [Line Items]    
Cost $ 488,000 [26],[27] $ 488,000 [28],[29]
Fair Value $ 2,275,000 [26],[27] $ 2,318,000 [28],[29]
Shares 972,569 [18],[19],[26],[27] 972,569 [21],[22],[28],[29]
Investment, Identifier [Axis]: Imperative Holdings Corporation – Term Debt    
Schedule of Investments [Line Items]    
Principal amount $ 18,015,000 [18],[19],[23] $ 21,015,000 [21],[22],[24]
Cost 17,909,000 [23] 20,871,000 [24]
Fair Value $ 18,015,000 [23] $ 20,858,000 [24]
Investment, reference rate and spread 9.80% [3],[4],[5],[6],[23] 9.80% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 14.60% [3],[4],[5],[6],[23] 15.10% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Leadpoint Business Services, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount $ 25,500,000 [18],[19],[23] $ 13,500,000 [21],[22],[24]
Cost 25,475,000 [23] 13,500,000 [24]
Fair Value $ 26,010,000 [23] $ 13,399,000 [24]
Investment, reference rate and spread 8.50% [3],[4],[5],[6],[23] 8.50% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 13.30% [3],[4],[5],[6],[23] 13.80% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Leeds Novamark Capital I, L.P. – Limited Partnership Interest    
Schedule of Investments [Line Items]    
Cost $ 0 [26],[39],[40] $ 0 [28],[41],[42]
Fair Value $ 38,000 [26],[39],[40] $ 231,000 [28],[41],[42]
Units 3.50% [18],[19],[26],[39],[40] 3.50% [21],[22],[28],[41],[42]
Line of credit facility, available $ 843,000 [3],[4],[5],[6],[26],[39],[40] $ 843,000 [7],[8],[9],[10],[28],[41],[42]
Investment, Identifier [Axis]: Lonestar EMS, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 4,200,000 [18],[19],[27],[34] 3,927,000 [21],[22],[29],[35]
Cost 4,130,000 [27],[34] 3,927,000 [29],[35]
Fair Value $ 4,200,000 [27],[34] $ 3,927,000 [29],[35]
Investment, interest rate, paid in cash [3],[4],[5],[6],[27],[34] 12.00%  
Investment, interest rate, paid in kind [7],[8],[9],[10],[29],[35]   8.00%
Investment, Identifier [Axis]: Lonestar EMS, LLC - Common Units    
Schedule of Investments [Line Items]    
Fair Value $ 8,214,000 $ 0
Units 100.00%  
Investment, Identifier [Axis]: Lonestar EMS, LLC – Common Units    
Schedule of Investments [Line Items]    
Cost $ 6,750,000 [26],[27] 6,750,000 [28],[29]
Fair Value $ 8,214,000 [26],[27] $ 0 [28],[29]
Units 100.00% [18],[19],[26],[27] 100.00% [21],[22],[28],[29]
Investment, Identifier [Axis]: Lonestar EMS, LLC — Delayed Draw Term Loan    
Schedule of Investments [Line Items]    
Principal amount $ 0  
Fair Value 0 $ 0
Investment, Identifier [Axis]: Lonestar EMS, LLC—Term Debt    
Schedule of Investments [Line Items]    
Principal amount 4,200,000  
Fair Value 4,200,000 3,927,000
Investment, Identifier [Axis]: MCG Energy Solutions, LLC – Preferred Stock    
Schedule of Investments [Line Items]    
Cost 7,000,000 [26],[27] 7,000,000 [28],[29]
Fair Value $ 9,954,000 [26],[27] $ 8,904,000 [28],[29]
Shares 7,000,000 [18],[19],[26],[27] 7,000,000 [21],[22],[28],[29]
Investment, Identifier [Axis]: MCG Energy Solutions, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount $ 20,290,000 [18],[19],[27] $ 20,146,000 [21],[22],[24]
Cost 20,264,000 [27] 20,107,000 [24]
Fair Value $ 20,290,000 [27] $ 17,628,000 [24]
Investment, reference rate and spread 7.60% [3],[4],[5],[6],[27] 7.60% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 12.40% [3],[4],[5],[6],[27] 12.90% [7],[8],[9],[10],[24]
Investment, interest rate, paid in kind 3.50% [3],[4],[5],[6],[27] 3.50% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: NeoGraf Solutions LLC – Common Stock    
Schedule of Investments [Line Items]    
Cost $ 2,000,000 [26],[27] $ 2,000,000 [28],[29]
Fair Value $ 859,000 [26],[27] $ 0 [28],[29]
Shares 2,000,000 [18],[19],[26],[27] 2,000,000 [21],[22],[28],[29]
Investment, Identifier [Axis]: NeoGraf Solutions LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] $ 0  
Cost [23] 0  
Fair Value [23] $ 0  
Investment, reference rate and spread 7.00% [3],[4],[5],[6],[23] 7.00% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.00% [3],[4],[5],[6],[23] 11.00% [7],[8],[9],[10],[24]
Line of credit facility, available $ 4,500,000 [3],[4],[5],[6],[23] $ 4,500,000 [7],[8],[9],[10],[24]
Investment, interest rate, paid in kind 0.80% [3],[4],[5],[6],[23] 1.30% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: NeoGraf Solutions LLC – Line of Credit, $4,500 available    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24]   $ 0
Cost [24]   0
Fair Value [24]   0
Investment, Identifier [Axis]: NeoGraf Solutions LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] $ 27,524,000  
Cost [23] 27,524,000  
Fair Value [23] $ 26,350,000  
Investment, reference rate and spread [3],[4],[5],[6],[23] 7.00%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 11.00%  
Investment, interest rate, paid in kind [3],[4],[5],[6],[23] 0.80%  
Investment, Identifier [Axis]: NeoGraf Solutions LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24]   27,154,000
Cost [24]   27,154,000
Fair Value [24]   $ 26,000,000
Investment, reference rate and spread [7],[8],[9],[10],[24]   7.00%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24]   11.00%
Investment, interest rate, paid in kind [7],[8],[9],[10],[24]   1.30%
Investment, Identifier [Axis]: OCI, LLC – Common Units    
Schedule of Investments [Line Items]    
Cost $ 0 [26],[27] $ 0 [28],[29]
Fair Value $ 0 [26],[27] $ 0 [28],[29]
Shares 306 [18],[19],[26],[27] 306 [21],[22],[28],[29]
Investment, Identifier [Axis]: OCI, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24]   $ 20,000,000
Cost [24]   20,000,000
Fair Value [24]   $ 19,800,000
Investment, reference rate and spread [7],[8],[9],[10],[24]   7.50%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24]   12.80%
Investment, Identifier [Axis]: OCI, LLC – Term Debt 1    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] $ 18,500,000  
Cost [23] 18,500,000  
Fair Value [23] $ 18,685,000  
Investment, reference rate and spread [3],[4],[5],[6],[23] 7.50%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 12.30%  
Investment, Identifier [Axis]: OCI, LLC – Term Debt 2    
Schedule of Investments [Line Items]    
Principal amount $ 2,159,000 [18],[19],[23],[34] $ 2,012,000 [21],[22],[24],[35]
Cost 2,159,000 [23],[34] 2,012,000 [24],[35]
Fair Value $ 2,303,000 [23],[34] $ 1,992,000 [24],[35]
Investment, interest rate, paid in cash 7.00% [3],[4],[5],[6],[23],[34] 7.00% [7],[8],[9],[10],[24],[35]
Investment, interest rate, paid in kind 7.00% [3],[4],[5],[6],[23],[34] 7.00% [7],[8],[9],[10],[24],[35]
Investment, Identifier [Axis]: Ohio Armor Holdings, LLC – Common Equity    
Schedule of Investments [Line Items]    
Cost $ 1,000,000 [26],[27] $ 1,000,000 [28],[29]
Fair Value $ 1,086,000 [26],[27] $ 680,000 [28],[29]
Shares 100 [18],[19],[26],[27] 100 [21],[22],[28],[29]
Investment, Identifier [Axis]: Ohio Armor Holdings, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] $ 16,563,000  
Cost [23] 16,563,000  
Fair Value [23] $ 16,563,000  
Investment, reference rate and spread [3],[4],[5],[6],[23] 8.00%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 12.80%  
Investment, Identifier [Axis]: Ohio Armor Holdings, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24]   $ 17,738,000
Cost [24]   17,738,000
Fair Value [24]   $ 17,294,000
Investment, reference rate and spread [7],[8],[9],[10],[24]   8.00%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24]   13.30%
Investment, Identifier [Axis]: PIC 360, LLC – Common Equity Units    
Schedule of Investments [Line Items]    
Cost [28],[29]   $ 1,000
Fair Value [28],[29]   $ 284,000
Shares [21],[22],[28],[29]   750
Investment, Identifier [Axis]: PIC 360, LLC—Common Equity Units    
Schedule of Investments [Line Items]    
Fair Value $ 0 $ 284,000
Shares 0  
Investment, Identifier [Axis]: Pansophic Learning, Ltd. – Term Debt 1    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24],[33]   28,000,000
Cost [24],[33]   27,968,000
Fair Value [24],[33]   $ 27,965,000
Investment, reference rate and spread [7],[8],[9],[10],[24],[33]   7.50%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24],[33]   12.90%
Investment, Identifier [Axis]: Pansophic Learning, Ltd. – Term Debt 2    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24],[33]   $ 5,000,000
Cost [24],[33]   4,994,000
Fair Value [24],[33]   $ 4,994,000
Investment, reference rate and spread [7],[8],[9],[10],[24],[33]   7.50%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24],[33]   12.90%
Investment, Identifier [Axis]: Perimeter Solutions Group – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23],[25] $ 15,000,000  
Cost [23],[25] 15,000,000  
Fair Value [23],[25] $ 15,000,000  
Investment, reference rate and spread [3],[4],[5],[6],[23],[25] 8.50%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23],[25] 13.30%  
Investment, Identifier [Axis]: Quality Environmental Midco, Inc. – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23],[34] $ 0  
Cost [23],[34] 0  
Fair Value [23],[34] $ 0  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23],[34] 12.00%  
Line of credit facility, available [3],[4],[5],[6],[23],[34] $ 3,000,000  
Investment, Identifier [Axis]: Quality Environmental Midco, Inc. – Preferred Equity    
Schedule of Investments [Line Items]    
Cost [26],[27] 3,000,000  
Fair Value [26],[27] $ 3,582,000  
Shares [18],[19],[26],[27] 3,000,000  
Investment, Identifier [Axis]: Quality Environmental Midco, Inc. – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23],[34] $ 13,000,000  
Cost [23],[34] 13,000,000  
Fair Value [23],[34] $ 13,390,000  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23],[34] 12.00%  
Investment, Identifier [Axis]: RPM Freight Systems, LLC – Delayed Draw Term Loan    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] $ 0  
Cost [23] 0  
Fair Value [23] $ 0  
Investment, reference rate and spread [3],[4],[5],[6],[23] 7.70%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 12.50%  
Line of credit facility, available [3],[4],[5],[6],[23] $ 5,000,000  
Investment, Identifier [Axis]: RPM Freight Systems, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] 20,000,000  
Cost [23] 20,000,000  
Fair Value [23] $ 20,200,000  
Investment, reference rate and spread [3],[4],[5],[6],[23] 7.70%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 12.50%  
Investment, Identifier [Axis]: Salt & Straw, LLC – Common Warrant    
Schedule of Investments [Line Items]    
Cost $ 0 [26],[27] $ 0 [28],[29]
Fair Value $ 47,000 [26],[27] $ 31,000 [28],[29]
Units 0.40% [18],[19],[26],[27] 0.40% [21],[22],[28],[29]
Investment, Identifier [Axis]: Salt & Straw, LLC – Delayed Draw Term Loan    
Schedule of Investments [Line Items]    
Principal amount $ 10,850,000 [18],[19],[23] $ 10,200,000 [21],[22],[24]
Cost 10,693,000 [23] 10,133,000 [24]
Fair Value $ 10,850,000 [23] $ 9,715,000 [24]
Investment, reference rate and spread 9.10% [3],[4],[5],[6],[23] 9.10% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 13.90% [3],[4],[5],[6],[23] 14.40% [7],[8],[9],[10],[24]
Line of credit facility, available $ 3,500,000 [3],[4],[5],[6],[23] $ 1,300,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Salt & Straw, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount 0 [18],[19],[23] 0 [21],[22],[24]
Cost 0 [23] 0 [24]
Fair Value $ 0 [23] $ 0 [24]
Investment, reference rate and spread 9.10% [3],[4],[5],[6],[23] 9.10% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 13.90% [3],[4],[5],[6],[23] 14.40% [7],[8],[9],[10],[24]
Line of credit facility, available $ 2,000,000 [3],[4],[5],[6],[23] $ 2,000,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Salt & Straw, LLC – Preferred Equity    
Schedule of Investments [Line Items]    
Cost [26],[27] 7,000,000  
Fair Value [26],[27] $ 9,450,000  
Shares [18],[19],[26],[27] 7,000,000  
Investment, Identifier [Axis]: Salvo Technologies, Inc. – Preferred Stock    
Schedule of Investments [Line Items]    
Cost [28],[29]   2,500,000
Fair Value [28],[29]   $ 1,225,000
Shares [21],[22],[28],[29]   2,500
Investment, Identifier [Axis]: Salvo Technologies, Inc. – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24]   $ 11,768,000
Cost [24]   11,768,000
Fair Value [24]   $ 10,900,000
Investment, reference rate and spread [7],[8],[9],[10],[24]   9.50%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24]   14.80%
Investment, Identifier [Axis]: Sea Link International IRB, Inc. – Preferred Stock    
Schedule of Investments [Line Items]    
Cost $ 98,000 [26],[27] $ 98,000 [28],[29]
Fair Value $ 220,000 [26],[27] $ 183,000 [28],[29]
Shares 98,039 [18],[19],[26],[27] 98,039 [21],[22],[28],[29]
Investment, Identifier [Axis]: Sea Link International IRB, Inc. – Term Debt 1    
Schedule of Investments [Line Items]    
Principal amount $ 12,331,000 [18],[19],[23],[34] $ 12,083,000 [21],[22],[24],[35]
Cost 12,314,000 [23],[34] 12,053,000 [24],[35]
Fair Value $ 12,331,000 [23],[34] $ 11,675,000 [24],[35]
Investment, interest rate, paid in cash 11.30% [3],[4],[5],[6],[23],[34] 11.30% [7],[8],[9],[10],[24],[35]
Investment, interest rate, paid in kind 2.00% [3],[4],[5],[6],[23],[34] 2.00% [7],[8],[9],[10],[24],[35]
Investment, Identifier [Axis]: Sea Link International IRB, Inc. – Term Debt 2    
Schedule of Investments [Line Items]    
Principal amount $ 4,079,000 [18],[19],[23],[34] $ 4,000,000 [21],[22],[24],[35]
Cost 4,079,000 [23],[34] 4,000,000 [24],[35]
Fair Value $ 4,079,000 [23],[34] $ 4,000,000 [24],[35]
Investment, interest rate, paid in cash 12.00% [3],[4],[5],[6],[23],[34] 12.00% [7],[8],[9],[10],[24],[35]
Investment, interest rate, paid in kind 2.00% [3],[4],[5],[6],[23],[34] 2.00% [7],[8],[9],[10],[24],[35]
Investment, Identifier [Axis]: Sea Link International IRB, Inc.– Common Equity Units    
Schedule of Investments [Line Items]    
Cost $ 823,000 [26],[27] $ 823,000 [28],[29]
Fair Value $ 160,000 [26],[27] $ 340,000 [28],[29]
Shares 823,333 [18],[19],[26],[27] 823,333 [21],[22],[28],[29]
Investment, Identifier [Axis]: Sokol & Company Holdings, LLC – Common Stock    
Schedule of Investments [Line Items]    
Cost $ 1,500,000 [26],[27] $ 1,500,000 [28],[29]
Fair Value $ 2,727,000 [26],[27] $ 1,612,000 [28],[29]
Shares 1,500,000 [18],[19],[26],[27] 1,500,000 [21],[22],[28],[29]
Investment, Identifier [Axis]: Sokol & Company Holdings, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount $ 8,500,000 [18],[19],[23] $ 13,500,000 [21],[22],[24]
Cost 8,500,000 [23] 13,500,000 [24]
Fair Value $ 8,500,000 [23] $ 13,095,000 [24]
Investment, reference rate and spread 6.80% [3],[4],[5],[6],[23] 7.00% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.60% [3],[4],[5],[6],[23] 12.30% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: SpaceCo Holdings, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 2,000,000 [18],[19],[23],[38] $ 1,450,000 [21],[22],[24],[33]
Cost 2,000,000 [23],[38] 1,450,000 [24],[33]
Fair Value $ 2,000,000 [23],[38] $ 1,434,000 [24],[33]
Investment, reference rate and spread 6.40% [3],[4],[5],[6],[23],[38] 7.20% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.00% [3],[4],[5],[6],[23],[38] 12.50% [7],[8],[9],[10],[24]
Line of credit facility, available $ 0 [3],[4],[5],[6],[23],[38] $ 550,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: SpaceCo Holdings, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 42,757,000 [18],[19],[23],[38] 30,284,000 [21],[22],[24],[33]
Cost 42,376,000 [23],[38] 29,961,000 [24],[33]
Fair Value $ 42,757,000 [23],[38] $ 29,944,000 [24],[33]
Investment, reference rate and spread 6.40% [3],[4],[5],[6],[23],[38] 7.20% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.00% [3],[4],[5],[6],[23],[38] 12.50% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Springfield, Inc. – Term Debt    
Schedule of Investments [Line Items]    
Principal amount $ 30,000,000 [18],[19],[23] $ 30,000,000 [21],[22],[24]
Cost 30,000,000 [23] 30,000,000 [24]
Fair Value $ 30,000,000 [23] $ 29,850,000 [24]
Investment, reference rate and spread 11.10% [3],[4],[5],[6],[23] 10.10% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 15.90% [3],[4],[5],[6],[23] 15.40% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: TNCP Intermediate HoldCo, LLC – Common Equity Units    
Schedule of Investments [Line Items]    
Cost $ 500,000 [26],[27] $ 500,000 [28],[29]
Fair Value $ 4,312,000 [26],[27] $ 3,073,000 [28],[29]
Shares 790,000 [18],[19],[26],[27] 790,000 [21],[22],[28],[29]
Investment, Identifier [Axis]: TNCP Intermediate HoldCo, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 0 [18],[19],[27],[34] $ 900,000 [21],[22],[29],[35]
Cost 0 [27],[34] 900,000 [29],[35]
Fair Value 0 [27],[34] $ 900,000 [29],[35]
Investment, interest rate, paid in cash [7],[8],[9],[10],[29],[35]   8.00%
Line of credit facility, available [7],[8],[9],[10],[29],[35]   $ 1,100,000
Investment, Identifier [Axis]: TNCP Intermediate HoldCo, LLC—-Line of Credit    
Schedule of Investments [Line Items]    
Principal amount 0  
Fair Value $ 0 900,000
Investment, interest rate, paid in cash [3],[4],[5],[6],[27],[34] 11.00%  
Line of credit facility, available [3],[4],[5],[6],[27],[34] $ 2,000,000  
Investment, Identifier [Axis]: TNCP Intermediate HoldCo, LLC—Common Equity Units    
Schedule of Investments [Line Items]    
Fair Value $ 4,312,000 3,073,000
Shares 790,000  
Investment, Identifier [Axis]: Tailwind Smith Cooper Intermediate Corporation – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [20],[21],[22],[33]   5,000,000
Cost [20],[33]   4,856,000
Fair Value [20],[33]   $ 4,294,000
Investment, reference rate and spread [7],[8],[9],[10],[20],[33]   9.00%
Investment, interest rate, paid in cash [7],[8],[9],[10],[20],[33]   14.40%
Investment, Identifier [Axis]: Technical Resource Management, LLC – Common Stock    
Schedule of Investments [Line Items]    
Cost $ 2,000,000 [26],[27] $ 2,000,000 [28],[29]
Fair Value $ 34,000 [26],[27] $ 1,415,000 [28],[29]
Shares 2,000,000 [18],[19],[26],[27] 2,000,000 [21],[22],[28],[29]
Investment, Identifier [Axis]: Technical Resource Management, LLC – Delayed Draw Term Loan    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24]   $ 0
Cost [24]   0
Fair Value [24]   $ 0
Investment, reference rate and spread [7],[8],[9],[10],[24]   8.00%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24]   13.30%
Line of credit facility, available [7],[8],[9],[10],[24]   $ 2,500,000
Investment, Identifier [Axis]: Technical Resource Management, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 2,000,000 [18],[19],[23] 2,000,000 [21],[22],[24]
Cost 2,000,000 [23] 2,000,000 [24]
Fair Value $ 2,008,000 [23] $ 1,970,000 [24]
Investment, reference rate and spread 8.00% [3],[4],[5],[6],[23] 8.00% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 12.80% [3],[4],[5],[6],[23] 13.30% [7],[8],[9],[10],[24]
Line of credit facility, available $ 1,000,000 [3],[4],[5],[6],[23] $ 1,000,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Technical Resource Management, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 23,234,000 [18],[19],[23] 23,000,000 [21],[22],[24]
Cost 23,158,000 [23] 23,000,000 [24]
Fair Value $ 23,327,000 [23] $ 22,655,000 [24]
Investment, reference rate and spread 8.00% [3],[4],[5],[6],[23] 8.00% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 12.80% [3],[4],[5],[6],[23] 13.30% [7],[8],[9],[10],[24]
Investment, interest rate, paid in kind [3],[4],[5],[6],[23] 2.50%  
Investment, Identifier [Axis]: Torrent Photonics Holdco LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] $ 12,149,000  
Cost [23] 12,128,000  
Fair Value [23] $ 12,265,000  
Investment, reference rate and spread [3],[4],[5],[6],[23] 9.50%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 14.30%  
Investment, Identifier [Axis]: Torrent Photonics Holdco LLC – Preferred Stock    
Schedule of Investments [Line Items]    
Cost [26],[27] $ 2,650,000  
Fair Value [26],[27] $ 552,000  
Shares [18],[19],[26],[27] 2,650  
Investment, Identifier [Axis]: Total Access Elevator, LLC – Common Equity    
Schedule of Investments [Line Items]    
Cost [26],[27] $ 750,000  
Fair Value [26],[27] $ 1,234,000  
Shares [18],[19],[26],[27] 750,000  
Investment, Identifier [Axis]: Total Access Elevator, LLC – Delayed Draw Term Loan    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] $ 0  
Cost [23] 0  
Fair Value [23] $ 0  
Investment, reference rate and spread [3],[4],[5],[6],[23] 6.90%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 11.70%  
Line of credit facility, available [3],[4],[5],[6],[23] $ 2,500,000  
Investment, Identifier [Axis]: Total Access Elevator, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] 0  
Cost [23] 0  
Fair Value [23] $ 0  
Investment, reference rate and spread [3],[4],[5],[6],[23] 6.90%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 11.70%  
Line of credit facility, available [3],[4],[5],[6],[23] $ 3,000,000  
Investment, Identifier [Axis]: Total Access Elevator, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] 6,500,000  
Cost [23] 6,500,000  
Fair Value [23] $ 6,695,000  
Investment, reference rate and spread [3],[4],[5],[6],[23] 6.90%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 11.70%  
Investment, Identifier [Axis]: Total Safety Holdings, LLC – Common Equity    
Schedule of Investments [Line Items]    
Cost $ 499,000 [26],[27] $ 499,000 [28],[29]
Fair Value $ 101,000 [26],[27] $ 146,000 [28],[29]
Shares 435 [18],[19],[26],[27] 435 [21],[22],[28],[29]
Investment, Identifier [Axis]: Triple H Food Processors, LLC – Common Stock    
Schedule of Investments [Line Items]    
Cost $ 250,000 [26],[27] $ 250,000 [28],[29]
Fair Value $ 1,346,000 [26],[27] $ 1,641,000 [28],[29]
Shares 250,000 [18],[19],[26],[27] 250,000 [21],[22],[28],[29]
Investment, Identifier [Axis]: Triple H Food Processors, LLC – Preferred Stock    
Schedule of Investments [Line Items]    
Cost $ 75,000 [26],[27] $ 75,000 [28],[29]
Fair Value $ 167,000 [26],[27] $ 141,000 [28],[29]
Shares 75 [18],[19],[26],[27] 75 [21],[22],[28],[29]
Investment, Identifier [Axis]: Trowbridge Chicago, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24]   $ 0
Cost [24]   0
Fair Value [24]   $ 0
Investment, reference rate and spread [7],[8],[9],[10],[24]   7.00%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24]   12.30%
Line of credit facility, available [7],[8],[9],[10],[24]   $ 2,000,000
Investment, Identifier [Axis]: Trowbridge Chicago, LLC – Preferred Stock    
Schedule of Investments [Line Items]    
Cost [28],[29]   750,000
Fair Value [28],[29]   $ 750,000
Shares [21],[22],[28],[29]   242,105
Investment, Identifier [Axis]: Trowbridge Chicago, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24]   $ 5,750,000
Cost [24]   5,750,000
Fair Value [24]   $ 5,664,000
Investment, reference rate and spread [7],[8],[9],[10],[24]   7.00%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24]   12.30%
Investment, Identifier [Axis]: Turn Key Health Clinics, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 0 [18],[19],[23] $ 500,000 [21],[22],[24]
Cost 0 [23] 500,000 [24]
Fair Value $ 0 [23] $ 499,000 [24]
Investment, reference rate and spread 7.30% [3],[4],[5],[6],[23] 7.30% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 12.10% [3],[4],[5],[6],[23] 12.60% [7],[8],[9],[10],[24]
Line of credit facility, available $ 4,000,000 [3],[4],[5],[6],[23] $ 1,500,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Turn Key Health Clinics, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 17,500,000 [18],[19],[23] 11,000,000 [21],[22],[24]
Cost 17,500,000 [23] 11,000,000 [24]
Fair Value $ 17,500,000 [23] $ 10,986,000 [24]
Investment, reference rate and spread 7.30% [3],[4],[5],[6],[23] 7.30% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 12.10% [3],[4],[5],[6],[23] 12.60% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Unirac Holdings, Inc. – Delayed Draw Term Loan    
Schedule of Investments [Line Items]    
Principal amount $ 1,097,000 [18],[19],[23] $ 1,108,000 [21],[22],[24]
Cost 1,097,000 [23] 1,108,000 [24]
Fair Value $ 1,108,000 [23] $ 1,111,000 [24]
Investment, reference rate and spread 6.50% [3],[4],[5],[6],[23] 6.50% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.30% [3],[4],[5],[6],[23] 11.80% [7],[8],[9],[10],[24]
Line of credit facility, available $ 0 [3],[4],[5],[6],[23] $ 1,669,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Unirac Holdings, Inc. – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount 978,000 [18],[19],[23] 978,000 [21],[22],[24]
Cost 978,000 [23] 978,000 [24]
Fair Value $ 978,000 [23] $ 980,000 [24]
Investment, reference rate and spread 6.50% [3],[4],[5],[6],[23] 6.50% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.30% [3],[4],[5],[6],[23] 11.80% [7],[8],[9],[10],[24]
Line of credit facility, available $ 1,244,000 [3],[4],[5],[6],[23] $ 1,244,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Unirac Holdings, Inc. – Term Debt    
Schedule of Investments [Line Items]    
Principal amount 14,738,000 [18],[19],[23] 14,888,000 [21],[22],[24]
Cost 14,494,000 [23] 14,577,000 [24]
Fair Value $ 14,885,000 [23] $ 14,925,000 [24]
Investment, reference rate and spread 6.50% [3],[4],[5],[6],[23] 6.50% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.30% [3],[4],[5],[6],[23] 11.80% [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Viva Railings, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 0 [18],[19],[23] $ 0 [21],[22],[24]
Cost 0 [23] 0 [24]
Fair Value $ 0 [23] $ 0 [24]
Investment, reference rate and spread 7.10% [3],[4],[5],[6],[23] 7.10% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.90% [3],[4],[5],[6],[23] 12.40% [7],[8],[9],[10],[24]
Line of credit facility, available $ 4,000,000 [3],[4],[5],[6],[23] $ 4,000,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: Viva Railings, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [18],[19],[23] 20,202,000  
Cost [23] 20,202,000  
Fair Value [23] $ 20,202,000  
Investment, reference rate and spread [3],[4],[5],[6],[23] 7.10%  
Investment, interest rate, paid in cash [3],[4],[5],[6],[23] 11.90%  
Investment, Identifier [Axis]: Viva Railings, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount [21],[22],[24]   20,747,000
Cost [24]   20,747,000
Fair Value [24]   $ 20,436,000
Investment, reference rate and spread [7],[8],[9],[10],[24]   7.10%
Investment, interest rate, paid in cash [7],[8],[9],[10],[24]   12.40%
Investment, Identifier [Axis]: WB Xcel Holdings, LLC - Common Warrant    
Schedule of Investments [Line Items]    
Fair Value $ 0 $ 0
Shares 1  
Investment, Identifier [Axis]: WB Xcel Holdings, LLC - Preferred Stock    
Schedule of Investments [Line Items]    
Fair Value $ 0 0
Shares 333  
Investment, Identifier [Axis]: WB Xcel Holdings, LLC – Common Warrant    
Schedule of Investments [Line Items]    
Cost [26],[27] $ 1,000  
Fair Value [26],[27] $ 0  
Shares [18],[19],[26],[27] 1  
Investment, Identifier [Axis]: WB Xcel Holdings, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 4,750,000 [18],[19],[27],[32] 1,468,000 [21],[22],[29]
Cost 4,750,000 [27],[32] 1,468,000 [29]
Fair Value $ 3,171,000 [27],[32] $ 1,468,000 [29]
Investment, reference rate and spread 10.50% [3],[4],[5],[6],[27],[32] 10.50% [7],[8],[9],[10],[29]
Investment, interest rate, paid in cash 15.30% [3],[4],[5],[6],[27],[32] 15.80% [7],[8],[9],[10],[29]
Line of credit facility, available $ 0 [3],[4],[5],[6],[27],[32] $ 32,000 [7],[8],[9],[10],[29]
Investment, Identifier [Axis]: WB Xcel Holdings, LLC – Preferred Stock    
Schedule of Investments [Line Items]    
Cost 2,750,000 [26],[27] 2,750,000 [28],[29]
Fair Value $ 0 [26],[27] $ 0 [28],[29]
Shares 333 [18],[19],[26],[27] 333 [21],[22],[28],[29]
Investment, Identifier [Axis]: WB Xcel Holdings, LLC – Term Debt    
Schedule of Investments [Line Items]    
Principal amount $ 9,775,000 [18],[19],[27],[32] $ 9,825,000 [21],[22],[29]
Cost 9,775,000 [27],[32] 9,825,000 [29]
Fair Value $ 6,525,000 [27],[32] $ 9,825,000 [29]
Investment, reference rate and spread 10.50% [3],[4],[5],[6],[27],[32] 10.50% [7],[8],[9],[10],[29]
Investment, interest rate, paid in cash 15.30% [3],[4],[5],[6],[27],[32] 15.80% [7],[8],[9],[10],[29]
Investment, Identifier [Axis]: WB Xcel Holdings, LLC—Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 4,750,000  
Fair Value 3,171,000 $ 1,468,000
Investment, Identifier [Axis]: WB Xcel Holdings, LLC—Term Loan    
Schedule of Investments [Line Items]    
Principal amount 9,775,000  
Fair Value 6,525,000 9,825,000
Investment, Identifier [Axis]: WorkforceQA, LLC – Common Stock    
Schedule of Investments [Line Items]    
Cost 532,000 [26],[27] 532,000 [28],[29]
Fair Value $ 346,000 [26],[27] $ 359,000 [28],[29]
Shares 532 [18],[19],[26],[27] 532 [21],[22],[28],[29]
Investment, Identifier [Axis]: WorkforceQA, LLC – Line of Credit    
Schedule of Investments [Line Items]    
Principal amount $ 1,200,000 [18],[19],[23] $ 400,000 [21],[22],[24]
Cost 1,200,000 [23] 400,000 [24]
Fair Value $ 1,200,000 [23] $ 400,000 [24]
Investment, reference rate and spread 6.50% [3],[4],[5],[6],[23] 6.50% [7],[8],[9],[10],[24]
Investment, interest rate, paid in cash 11.30% [3],[4],[5],[6],[23] 11.80% [7],[8],[9],[10],[24]
Line of credit facility, available $ 800,000 [3],[4],[5],[6],[23] $ 1,600,000 [7],[8],[9],[10],[24]
Investment, Identifier [Axis]: WorkforceQA, LLC – Term Debt 1    
Schedule of Investments [Line Items]    
Principal amount 16,306,000 [18],[19],[23] 10,000,000 [21],[22],[24],[43]
Cost 16,286,000 [23] 9,971,000 [24],[43]
Fair Value $ 16,306,000 [23] $ 9,987,000 [24],[43]
Investment, reference rate and spread 6.50% [3],[4],[5],[6],[23] 8.40% [7],[8],[9],[10],[24],[43]
Investment, interest rate, paid in cash 11.30% [3],[4],[5],[6],[23] 13.70% [7],[8],[9],[10],[24],[43]
Investment, Identifier [Axis]: WorkforceQA, LLC – Term Debt 2    
Schedule of Investments [Line Items]    
Principal amount $ 2,406,000 [18],[19],[23] $ 1,600,000 [21],[22],[24],[43]
Cost 2,403,000 [23] 1,595,000 [24],[43]
Fair Value $ 2,406,000 [23] $ 1,598,000 [24],[43]
Investment, reference rate and spread 7.50% [3],[4],[5],[6],[23] 9.30% [7],[8],[9],[10],[24],[43]
Investment, interest rate, paid in cash 12.30% [3],[4],[5],[6],[23] 14.60% [7],[8],[9],[10],[24],[43]
[1] Cumulative gross unrealized depreciation for federal income tax purposes is $66.1 million; cumulative gross unrealized appreciation for federal income tax purposes is $85.8 million. Cumulative net unrealized appreciation is $19.7 million, based on a tax cost of $776.5 million.
[2] Cumulative gross unrealized depreciation for federal income tax purposes is $56.9 million; cumulative gross unrealized appreciation for federal income tax purposes is $33.7 million. Cumulative net unrealized depreciation is $23.2 million, based on a tax cost of $728.0 million.
[3] Category percentages represent the fair value of each category and subcategory as a percentage of net assets as of September 30, 2024.
[4] Certain of the securities listed in this schedule are issued by affiliate(s) of the indicated portfolio company. The majority of the securities listed, totaling $714.4 million at fair value, are pledged as collateral under our revolving line of credit, as described further in Note 5—Borrowings in the accompanying Notes to Consolidated Financial Statements. Under the Investment Company Act of 1940, as amended (the “1940 Act”), we may not acquire any non-qualifying assets unless, at the time such acquisition is made, qualifying assets represent at least 70% of our total assets. As of September 30, 2024, our investment in Leeds Novamark Capital I, L.P. (“Leeds”) is considered a non-qualifying asset under Section 55 of the 1940 Act. Such non-qualifying assets represent less than 0.1% of total investments, at fair value, as of September 30, 2024.
[5] Unless indicated otherwise, all of our investments are valued using Level 3 inputs within the Financial Accounting Standards Board (“FASB”) Accounting Standard Codification (“ASC”) Topic 820, “Fair Value Measurements and Disclosures” (“ASC 820”) fair value hierarchy. Refer to Note 3—Investments in the accompanying Notes to Consolidated Financial Statements for additional information.
[6] Unless indicated otherwise, all cash interest rates are indexed to one-month Secured Overnight Financing Rate (“SOFR” or “S”), which was 4.85% as of September 30, 2024. If applicable, paid-in-kind (“PIK”) interest rates are noted separately from the cash interest rate. Certain securities are subject to an interest rate floor. The cash interest rate is the greater of the floor or SOFR plus a spread. Due dates represent the contractual maturity date.
[7] Category percentages represent the fair value of each category and subcategory as a percentage of net assets as of September 30, 2023.
[8] Certain of the securities listed in this schedule are issued by affiliate(s) of the indicated portfolio company. The majority of the securities listed, totaling $628.3 million at fair value, are pledged as collateral under our revolving line of credit, as described further in Note 5—Borrowings in the accompanying Notes to Consolidated Financial Statements. Under the Investment Company Act of 1940, as amended (the “1940 Act”), we may not acquire any non-qualifying assets unless, at the time such acquisition is made, qualifying assets represent at least 70% of our total assets. As of September 30, 2023, our investments in Leeds Novamark Capital I, L.P. (“Leeds”) and Funko Acquisition Holdings, LLC (“Funko”) are considered non-qualifying assets under Section 55 of the 1940 Act. Such non-qualifying assets represent less than 0.1% of total investments, at fair value, as of September 30, 2023.
[9] Unless indicated otherwise, all of our investments are valued using Level 3 inputs within the Financial Accounting Standards Board (“FASB”) Accounting Standard Codification (“ASC”) Topic 820, “Fair Value Measurements and Disclosures” (“ASC 820”) fair value hierarchy. Refer to Note 3—Investments in the accompanying Notes to Consolidated Financial Statements for additional information.
[10] Unless indicated otherwise, all cash interest rates are indexed to one-month Secured Overnight Financing Rate (“SOFR” or “S”), which was 5.32% as of September 30, 2023. If applicable, paid-in-kind (“PIK”) interest rates are noted separately from the cash interest rate. Certain securities are subject to an interest rate floor. The cash interest rate is the greater of the floor or SOFR plus a spread. Due dates represent the contractual maturity date.
[11] Non-Control/Non-Affiliate investments, as defined by the 1940 Act, are those that are neither Control nor Affiliate investments and in which we own less than 5.0% of the issued and outstanding voting securities.
[12] Non-Control/Non-Affiliate investments, as defined by the 1940 Act, are those that are neither Control nor Affiliate investments and in which we own less than 5.0% of the issued and outstanding voting securities.
[13] Affiliate investments, as defined by the 1940 Act, are those in which we own, with the power to vote, between and inclusive of 5.0% and 25.0% of the issued and outstanding voting securities.
[14] Affiliate investments, as defined by the 1940 Act, are those in which we own, with the power to vote, between and inclusive of 5.0% and 25.0% of the issued and outstanding voting securities.
[15] Control investments, as defined by the 1940 Act, are those where we have the power to exercise a controlling influence over the management or policies of the portfolio company, which may include owning, with the power to vote, more than 25.0% of the issued and outstanding voting securities.
[16] Control investments, as defined by the 1940 Act, are those where we have the power to exercise a controlling influence over the management or policies of the portfolio company, which may include owning, with the power to vote, more than 25.0% of the issued and outstanding voting securities.
[17] Fair value was based on the indicative bid price on or near September 30, 2024, offered by the respective syndication agent’s trading desk.
[18] Where applicable, aggregates all shares of a class of stock owned without regard to specific series owned within such class (some series of which may or may not be voting shares) or aggregates all warrants to purchase shares of a class of stock owned without regard to specific series of such class of stock such warrants allow us to purchase.
[19] Represents the principal balance for debt investments and the number of shares/units held for equity investments. Warrants are represented as a percentage of ownership, as applicable.
[20] Fair value was based on the indicative bid price on or near September 30, 2023, offered by the respective syndication agent’s trading desk.
[21] Where applicable, aggregates all shares of a class of stock owned without regard to specific series owned within such class (some series of which may or may not be voting shares) or aggregates all warrants to purchase shares of a class of stock owned without regard to specific series of such class of stock such warrants allow us to purchase.
[22] Represents the principal balance for debt investments and the number of shares/units held for equity investments. Warrants are represented as a percentage of ownership, as applicable.
[23] Fair value was based on an internal yield analysis or on estimates of value submitted by a third party valuation firm.
[24] Fair value was based on an internal yield analysis or on estimates of value submitted by a third party valuation firm.
[25] Investment was exited subsequent to September 30, 2024. Refer to Note 14 – Subsequent Events for additional information.
[26] Security is non-income producing.
[27] Fair value was based on the total enterprise value of the portfolio company, which was then allocated to the portfolio company’s securities in order of their relative priority in the capital structure.
[28] Security is non-income producing.
[29] Fair value was based on the total enterprise value of the portfolio company, which was then allocated to the portfolio company’s securities in order of their relative priority in the capital structure.
[30] One of our affiliated funds, Gladstone Investment Corporation, co-invested with us in this portfolio company pursuant to an exemptive order granted by the U.S. Securities and Exchange Commission.
[31] One of our affiliated funds, Gladstone Investment Corporation, co-invested with us in this portfolio company pursuant to an exemptive order granted by the U.S. Securities and Exchange Commission.
[32] Debt security is on non-accrual status.
[33] The cash interest rate on this investment was indexed to 90-day SOFR, which was 5.40% as of September 30, 2023.
[34] Debt security has a fixed interest rate.
[35] Debt security has a fixed interest rate.
[36] Debt security is on non-accrual status.
[37] Our investment in Funko was valued using Level 2 inputs within ASC 820 of the fair value hierarchy. Our common units in Funko are convertible to class A common stock in Funko, Inc. upon meeting certain requirements. Fair value was based on the closing market price of
shares of Funko, Inc. as of the reporting date, less a discount for lack of marketability. Funko, Inc. is traded on the Nasdaq Global Select Market under the trading symbol “FNKO.” Refer to Note 3—Investments in the accompanying Notes to Consolidated Financial Statements for additional information.
[38] The cash interest rate on this investment was indexed to 90-day SOFR, which was 4.59% as of September 30, 2024.
[39] Fair value was based on net asset value provided by the fund as a practical expedient.
[40] There are certain limitations on our ability to withdraw our partnership interest prior to dissolution of the entity, which must occur no later than May 9, 2024 or two years after all outstanding leverage has matured.
[41] Fair value was based on net asset value provided by the fund as a practical expedient.
[42] There are certain limitations on our ability to withdraw our partnership interest prior to dissolution of the entity, which must occur no later than May 9, 2024 or two years after all outstanding leverage has matured.
[43] The Company has entered into an agreement that entitles it to the "last out" tranche of the first lien secured loans, whereby the "first out" tranche will receive priority as to the "last out" tranche with respect to payments of principal, interest, and any other amounts due thereunder.