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CONSOLIDATED SCHEDULE OF INVESTMENTS - USD ($) $ in Thousands | Dec. 31, 2022 | Aug. 31, 2022 | Jul. 31, 2022 | Mar. 31, 2022 | Aug. 31, 2012
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Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 722,380 |  |  |  | $ 669,248 | [1] |
Fair Value |  | $ 760,463 |  |  |  | $ 714,396 | [1] |
Investment owned, percent of net assets |  | 169.30% | [2],[3],[4],[5] |  |  | 160.20% | [1],[6],[7],[8],[9] |
Buildings and Real Estate |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | $ 63,127 |  |  |  | $ 0 |  |
Diversified/Conglomerate Manufacturing |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | 9,140 |  |  |  | 14,064 |  |
Diversified/Conglomerate Services |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | 269,749 |  |  |  | 307,403 |  |
Healthcare, Education, and Childcare |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | 37,638 |  |  |  | 39,252 |  |
Home and Office Furnishings, Housewares, and Durable Consumer Products |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | 147,533 |  |  |  | 125,440 |  |
Hotels, Motels, Inns, and Gaming |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | 59,308 |  |  |  | 37,923 |  |
Leisure, Amusement, Motion Pictures, and Entertainment |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | 48,146 |  |  |  | 46,514 |  |
Aerospace and Defense |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | 20,891 |  |  |  | 25,296 |  |
Cargo Transport |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | 15,265 |  |  |  | 14,533 |  |
Machinery (Non-Agriculture, Non-Construction, and Non-Electronic) |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | 18,109 |  |  |  | 13,823 |  |
Mining, Steel, Iron and Non-Precious Metals |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | 23,044 |  |  |  | 24,250 |  |
Telecommunications |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | 19,453 |  |  |  | 32,467 |  |
Chemicals, Plastics, and Rubber |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Fair Value |  | 26,618 |  |  |  | 26,618 |  |
Secured First Lien Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | 473,189 |  |  |  | 429,457 |  |
Fair Value |  | 447,491 |  |  |  | 425,087 |  |
Secured Second Lien Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | 84,158 |  |  |  | 81,147 |  |
Fair Value |  | 76,169 |  |  |  | 67,958 |  |
Preferred Equity |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | 149,099 |  |  |  | 143,079 |  |
Fair Value |  | 221,774 |  |  |  | 217,599 |  |
Common Equity/ Equivalents |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | 15,934 |  |  |  | 15,565 |  |
Fair Value |  | 15,029 |  |  |  | 3,752 |  |
Non-Control/Non-Affiliate Investments |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | 431,305 | [10] |  |  | 388,773 | [11] |
Fair Value |  | $ 501,343 | [10] |  |  | $ 442,124 | [11] |
Investment owned, percent of net assets |  | 111.60% | [2],[3],[4],[5],[10] |  |  | 99.20% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Secured First Lien Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 283,631 | [10] |  |  | $ 233,881 | [11] |
Fair Value |  | $ 283,344 | [10] |  |  | $ 233,673 | [11] |
Investment owned, percent of net assets |  | 63.10% | [2],[3],[4],[5],[10] |  |  | 52.40% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Secured First Lien Debt | Buildings and Real Estate |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost | [10] |  |  |  |  |  |  |
Fair Value | [10] |  |  |  |  |  |  |
Investment owned, percent of net assets | [2],[3],[4],[5],[10] | 8.50% |  |  |  |  |  |
Non-Control/Non-Affiliate Investments | Secured First Lien Debt | Diversified/Conglomerate Manufacturing |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 5,750 | [10] |  |  | $ 5,200 | [11] |
Fair Value |  | $ 5,463 | [10] |  |  | $ 4,992 | [11] |
Investment owned, percent of net assets |  | 1.20% | [2],[3],[4],[5],[10] |  |  | 1.10% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Secured First Lien Debt | Diversified/Conglomerate Services |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 110,450 | [10] |  |  | $ 128,450 | [11] |
Fair Value |  | $ 110,450 | [10] |  |  | $ 128,450 | [11] |
Investment owned, percent of net assets |  | 24.60% | [2],[3],[4],[5],[10] |  |  | 28.80% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Secured First Lien Debt | Healthcare, Education, and Childcare |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 4.50% | [2],[3],[4],[5],[10] |  |  | 4.50% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Secured First Lien Debt | Home and Office Furnishings, Housewares, and Durable Consumer Products |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 36,750 | [10] |  |  | $ 24,550 | [11] |
Fair Value |  | $ 36,750 | [10] |  |  | $ 24,550 | [11] |
Investment owned, percent of net assets |  | 8.20% | [2],[3],[4],[5],[10] |  |  | 5.50% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Secured First Lien Debt | Hotels, Motels, Inns, and Gaming |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 44,450 | [10] |  |  | $ 27,700 | [11] |
Fair Value |  | $ 44,450 | [10] |  |  | $ 27,700 | [11] |
Investment owned, percent of net assets |  | 9.90% | [2],[3],[4],[5],[10] |  |  | 6.20% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Secured First Lien Debt | Leisure, Amusement, Motion Pictures, and Entertainment |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 6.20% | [2],[3],[4],[5],[10] |  |  | 6.30% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Secured Second Lien Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 54,340 | [10] |  |  | $ 67,947 | [11] |
Fair Value |  | $ 49,551 | [10] |  |  | $ 66,917 | [11] |
Investment owned, percent of net assets |  | 11.00% | [2],[3],[4],[5],[10] |  |  | 15.00% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Secured Second Lien Debt | Home and Office Furnishings, Housewares, and Durable Consumer Products |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets | [6],[7],[8],[9],[11] |  |  |  |  | 3.00% |  |
Non-Control/Non-Affiliate Investments | Secured Second Lien Debt | Aerospace and Defense |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 25,696 | [10] |  |  | $ 25,296 | [11] |
Fair Value |  | $ 20,891 | [10] |  |  | $ 25,296 | [11] |
Investment owned, percent of net assets |  | 4.60% | [2],[3],[4],[5],[10] |  |  | 5.70% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Secured Second Lien Debt | Automobile |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost | [11] |  |  |  |  | $ 1,500 |  |
Fair Value | [11] |  |  |  |  | $ 1,498 |  |
Investment owned, percent of net assets | [6],[7],[8],[9],[11] |  |  |  |  | 0.30% |  |
Non-Control/Non-Affiliate Investments | Secured Second Lien Debt | Cargo Transport |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 2.90% | [2],[3],[4],[5],[10] |  |  | 2.90% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Secured Second Lien Debt | Machinery (Non-Agriculture, Non-Construction, and Non-Electronic) |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 15,644 | [10] |  |  | $ 14,864 | [11] |
Fair Value |  | $ 15,644 | [10] |  |  | $ 13,823 | [11] |
Investment owned, percent of net assets |  | 3.50% | [2],[3],[4],[5],[10] |  |  | 3.10% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Preferred Equity |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 79,240 | [10] |  |  | $ 73,220 | [11] |
Fair Value |  | $ 166,168 | [10] |  |  | $ 139,927 | [11] |
Investment owned, percent of net assets |  | 37.00% | [2],[3],[4],[5],[10] |  |  | 31.40% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Preferred Equity | Buildings and Real Estate |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets | [2],[3],[4],[5],[10] | 5.50% |  |  |  |  |  |
Non-Control/Non-Affiliate Investments | Preferred Equity | Diversified/Conglomerate Services |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 18,201 | [10] |  |  | $ 33,181 | [11] |
Fair Value |  | $ 51,623 | [10] |  |  | $ 67,884 | [11] |
Investment owned, percent of net assets |  | 11.50% | [2],[3],[4],[5],[10] |  |  | 15.20% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Preferred Equity | Healthcare, Education, and Childcare |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 3.90% | [2],[3],[4],[5],[10] |  |  | 4.30% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Preferred Equity | Home and Office Furnishings, Housewares, and Durable Consumer Products |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 16,236 | [10] |  |  | $ 16,236 | [11] |
Fair Value |  | $ 35,255 | [10] |  |  | $ 24,748 | [11] |
Investment owned, percent of net assets |  | 7.90% | [2],[3],[4],[5],[10] |  |  | 5.60% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Preferred Equity | Hotels, Motels, Inns, and Gaming |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 3.30% | [2],[3],[4],[5],[10] |  |  | 2.30% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Preferred Equity | Leisure, Amusement, Motion Pictures, and Entertainment |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 4.30% | [2],[3],[4],[5],[10] |  |  | 4.00% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Preferred Equity | Machinery (Non-Agriculture, Non-Construction, and Non-Electronic) |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.60% | [2],[3],[4],[5],[10] |  |  | 0.00% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Common Equity/ Equivalents |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 14,094 | [10] |  |  | $ 13,725 | [11] |
Fair Value |  | $ 2,280 | [10] |  |  | $ 1,607 | [11] |
Investment owned, percent of net assets |  | 0.50% | [2],[3],[4],[5],[10] |  |  | 0.40% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Common Equity/ Equivalents | Diversified/Conglomerate Manufacturing |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets | [6],[7],[8],[9],[11] |  |  |  |  | 0.00% |  |
Non-Control/Non-Affiliate Investments | Common Equity/ Equivalents | Home and Office Furnishings, Housewares, and Durable Consumer Products |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.00% | [2],[3],[4],[5],[10] |  |  | 0.00% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Common Equity/ Equivalents | Aerospace and Defense |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.00% | [2],[3],[4],[5],[10] |  |  | 0.00% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Common Equity/ Equivalents | Cargo Transport |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.50% | [2],[3],[4],[5],[10] |  |  | 0.40% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Common Equity/ Equivalents | Machinery (Non-Agriculture, Non-Construction, and Non-Electronic) |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.00% | [2],[3],[4],[5],[10] |  |  | 0.00% | [6],[7],[8],[9],[11] |
Non-Control/Non-Affiliate Investments | Common Equity/ Equivalents | Personal and Non-Durable Consumer Products (Manufacturing Only) |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.00% | [2],[3],[4],[5],[10] |  |  | 0.00% | [6],[7],[8],[9],[11] |
Affiliate Investments |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 290,455 | [12] |  |  | $ 279,855 | [13] |
Fair Value |  | $ 258,407 | [12] |  |  | $ 271,559 | [13] |
Investment owned, percent of net assets |  | 57.50% | [2],[3],[4],[5],[12] |  |  | 60.80% | [6],[7],[8],[9],[13] |
Affiliate Investments | Secured First Lien Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 189,558 | [12] |  |  | $ 195,576 | [13] |
Fair Value |  | $ 164,147 | [12] |  |  | $ 191,414 | [13] |
Investment owned, percent of net assets |  | 36.50% | [2],[3],[4],[5],[12] |  |  | 42.90% | [6],[7],[8],[9],[13] |
Affiliate Investments | Secured First Lien Debt | Diversified/Conglomerate Manufacturing |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.80% | [2],[3],[4],[5],[12] |  |  | 2.00% | [6],[7],[8],[9],[13] |
Affiliate Investments | Secured First Lien Debt | Diversified/Conglomerate Services |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 100,498 | [12],[14] |  |  | $ 95,498 | [13] |
Fair Value |  | $ 82,509 | [12],[14] |  |  | $ 91,474 | [13] |
Investment owned, percent of net assets |  | 18.40% | [2],[3],[4],[5],[12] |  |  | 20.50% | [6],[7],[8],[9],[13] |
Affiliate Investments | Secured First Lien Debt | Home and Office Furnishings, Housewares, and Durable Consumer Products |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 9.00% | [2],[3],[4],[5],[12] |  |  | 5.60% | [6],[7],[8],[9],[13] |
Affiliate Investments | Secured First Lien Debt | Personal and Non-Durable Consumer Products (Manufacturing Only) |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 4,300 | [12] |  |  | $ 4,200 | [13] |
Fair Value |  | $ 2,411 | [12] |  |  | $ 4,200 | [13] |
Investment owned, percent of net assets |  | 0.50% | [2],[3],[4],[5],[12] |  |  | 1.00% | [6],[7],[8],[9],[13] |
Affiliate Investments | Secured First Lien Debt | Mining, Steel, Iron and Non-Precious Metals |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost | [13] |  |  |  |  | $ 18,250 |  |
Fair Value | [13] |  |  |  |  | $ 18,250 |  |
Investment owned, percent of net assets |  | 4.10% | [2],[3],[4],[5],[12] |  |  | 4.10% | [6],[7],[8],[9],[13] |
Affiliate Investments | Secured First Lien Debt | Telecommunications |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 16,800 | [12] |  |  | $ 16,800 | [13] |
Fair Value |  | $ 16,800 | [12] |  |  | $ 16,800 | [13] |
Investment owned, percent of net assets |  | 3.70% | [2],[3],[4],[5],[12] |  |  | 3.70% | [6],[7],[8],[9],[13] |
Affiliate Investments | Secured First Lien Debt | Chemicals, Plastics, and Rubber |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets | [6],[7],[8],[9],[13] |  |  |  |  | 6.00% |  |
Affiliate Investments | Secured Second Lien Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 29,818 | [12] |  |  | $ 13,200 | [13] |
Fair Value |  | $ 26,618 | [12] |  |  | $ 1,041 | [13] |
Investment owned, percent of net assets |  | 5.90% | [2],[3],[4],[5],[12] |  |  | 0.20% | [6],[7],[8],[9],[13] |
Affiliate Investments | Secured Second Lien Debt | Personal and Non-Durable Consumer Products (Manufacturing Only) |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost | [13] |  |  |  |  | $ 13,200 |  |
Fair Value | [13] |  |  |  |  | $ 1,041 |  |
Investment owned, percent of net assets |  | 0.00% | [2],[3],[4],[5],[12] |  |  | 0.20% | [6],[7],[8],[9],[13] |
Affiliate Investments | Secured Second Lien Debt | Chemicals, Plastics, and Rubber |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets | [2],[3],[4],[5],[12] | 5.90% |  |  |  |  |  |
Affiliate Investments | Preferred Equity |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 69,859 | [12] |  |  | $ 69,859 | [13] |
Fair Value |  | $ 55,606 | [12] |  |  | $ 77,672 | [13] |
Investment owned, percent of net assets |  | 12.40% | [2],[3],[4],[5],[12] |  |  | 17.40% | [6],[7],[8],[9],[13] |
Affiliate Investments | Preferred Equity | Diversified/Conglomerate Manufacturing |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.00% | [2],[3],[4],[5],[12] |  |  | 0.00% | [6],[7],[8],[9],[13] |
Affiliate Investments | Preferred Equity | Diversified/Conglomerate Services |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 24,309 | [12] |  |  | $ 24,309 | [13] |
Fair Value |  | $ 13,131 | [12] |  |  | $ 19,084 | [13] |
Investment owned, percent of net assets |  | 2.90% | [2],[3],[4],[5],[12] |  |  | 4.30% | [6],[7],[8],[9],[13] |
Affiliate Investments | Preferred Equity | Home and Office Furnishings, Housewares, and Durable Consumer Products |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 7.80% | [2],[3],[4],[5],[12] |  |  | 8.50% | [6],[7],[8],[9],[13] |
Affiliate Investments | Preferred Equity | Personal and Non-Durable Consumer Products (Manufacturing Only) |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.00% | [2],[3],[4],[5],[12] |  |  | 0.00% | [6],[7],[8],[9],[13] |
Affiliate Investments | Preferred Equity | Mining, Steel, Iron and Non-Precious Metals |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 1.10% | [2],[3],[4],[5],[12] |  |  | 1.30% | [6],[7],[8],[9],[13] |
Affiliate Investments | Preferred Equity | Telecommunications |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.60% | [2],[3],[4],[5],[12] |  |  | 3.30% | [6],[7],[8],[9],[13] |
Affiliate Investments | Preferred Equity | Chemicals, Plastics, and Rubber |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.00% | [2],[3],[4],[5],[12] |  |  | 0.00% | [6],[7],[8],[9],[13] |
Affiliate Investments | Common Equity/ Equivalents |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 1,220 | [12] |  |  | $ 1,220 | [13] |
Fair Value |  | $ 12,036 | [12] |  |  | $ 1,432 | [13] |
Investment owned, percent of net assets |  | 2.70% | [2],[3],[4],[5],[12] |  |  | 0.30% | [6],[7],[8],[9],[13] |
Affiliate Investments | Common Equity/ Equivalents | Diversified/Conglomerate Services |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 2.70% | [2],[3],[4],[5],[12] |  |  | 0.10% | [6],[7],[8],[9],[13] |
Affiliate Investments | Common Equity/ Equivalents | Personal and Non-Durable Consumer Products (Manufacturing Only) |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.00% | [2],[3],[4],[5],[12] |  |  | 0.00% | [6],[7],[8],[9],[13] |
Affiliate Investments | Common Equity/ Equivalents | Telecommunications |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets |  | 0.00% | [2],[3],[4],[5],[12] |  |  | 0.20% | [6],[7],[8],[9],[13] |
Control Investments |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 620 | [15] |  |  | $ 620 | [16] |
Fair Value |  | $ 713 | [15] |  |  | $ 713 | [16] |
Investment owned, percent of net assets |  | 0.20% | [2],[3],[4],[5],[15] |  |  | 0.20% | [6],[7],[8],[9],[16] |
Control Investments | Preferred Equity |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets | [6],[7],[8],[9],[16] |  |  |  |  | 0.20% |  |
Control Investments | Preferred Equity | Buildings and Real Estate |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets | [6],[7],[8],[9],[16] |  |  |  |  | 0.20% |  |
Control Investments | Common Equity/ Equivalents |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 620 | [15] |  |  | $ 620 | [16] |
Fair Value |  | $ 713 | [15] |  |  | $ 713 | [16] |
Investment owned, percent of net assets | [2],[3],[4],[5],[15] | 0.20% |  |  |  |  |  |
Control Investments | Common Equity/ Equivalents | Leisure, Amusement, Motion Pictures, and Entertainment |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Investment owned, percent of net assets | [2],[3],[4],[5],[15] | 0.20% |  |  |  |  |  |
Investment, Identifier [Axis]: B+T Group Acquisition, Inc. – Common Stock Warrants |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Units | [17],[18],[19],[20],[21] |  |  |  |  | 0.035 |  |
Cost | [17],[18],[19] |  |  |  |  | $ 0 |  |
Fair Value | [17],[18],[19] |  |  |  |  | 921 |  |
Investment, Identifier [Axis]: B+T Group Acquisition, Inc. – Line of Credit |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | $ 2,800 | [14],[22],[23],[24] |  |  | 2,800 | [13],[18],[19],[20],[21] |
Cost |  | 2,800 | [14],[22] |  |  | 2,800 | [13],[18],[19] |
Fair Value |  | $ 2,800 | [14],[22] |  |  | $ 2,800 | [13],[18],[19] |
Investment, reference rate and spread |  | 11.00% | [2],[3],[4],[5],[14],[22] |  |  | 11.00% | [6],[7],[8],[9],[13],[18],[19] |
Investment interest rate |  | 15.40% | [2],[3],[4],[5],[14],[22] |  |  | 13.00% | [6],[7],[8],[9],[13],[18],[19] |
Investment, Identifier [Axis]: B+T Group Acquisition, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares | [17],[18],[19],[20],[21] |  |  |  |  | 14,304 |  |
Cost | [17],[18],[19] |  |  |  |  | $ 4,722 |  |
Fair Value | [17],[18],[19] |  |  |  |  | 14,746 |  |
Investment, Identifier [Axis]: B+T Group Acquisition, Inc. – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [13],[18],[19],[20],[21] |  |  |  |  | 14,000 |  |
Cost | [13],[18],[19] |  |  |  |  | 14,000 |  |
Fair Value | [13],[18],[19] |  |  |  |  | $ 14,000 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[13],[18],[19] |  |  |  |  | 11.00% |  |
Investment interest rate | [6],[7],[8],[9],[13],[18],[19] |  |  |  |  | 13.00% |  |
Investment, Identifier [Axis]: B+T Group Acquisition, Inc.(L) – Common Stock Warrants |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Units | [12],[14],[22],[23],[24],[25] | 0.035 |  |  |  |  |  |
Cost | [12],[14],[22],[25] | $ 0 |  |  |  |  |  |
Fair Value | [12],[14],[22],[25] | 0 |  |  |  |  |  |
Investment, Identifier [Axis]: B+T Group Acquisition, Inc.(L) – Term Debt 2 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [14],[22],[23],[24] | 14,000 |  |  |  |  |  |
Cost | [14],[22] | 14,000 |  |  |  |  |  |
Fair Value | [14],[22] | $ 14,000 |  |  |  |  |  |
Investment, reference rate and spread | [2],[3],[4],[5],[14],[22] | 11.00% |  |  |  |  |  |
Investment interest rate | [2],[3],[4],[5],[14],[22] | 15.40% |  |  |  |  |  |
Investment, Identifier [Axis]: B+T Group Acquisition, Inc.– Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares | [14],[22],[23],[24],[25] | 14,304 |  |  |  |  |  |
Cost | [14],[22],[25] | $ 4,722 |  |  |  |  |  |
Fair Value | [14],[22],[25] | $ 2,653 |  |  |  |  |  |
Investment, Identifier [Axis]: Bassett Creek Services, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares | [17],[18],[20],[21] |  |  |  |  | 4,900 |  |
Cost | [17],[18] |  |  |  |  | $ 4,900 |  |
Fair Value | [17],[18] |  |  |  |  | 17,150 |  |
Investment, Identifier [Axis]: Bassett Creek Services, Inc. – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [18],[20],[21] |  |  |  |  | 48,000 |  |
Cost | [18] |  |  |  |  | 48,000 |  |
Fair Value | [18] |  |  |  |  | $ 48,000 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[18] |  |  |  |  | 10.00% |  |
Investment interest rate | [6],[7],[8],[9],[18] |  |  |  |  | 12.00% |  |
Investment, Identifier [Axis]: Brunswick Bowling Products, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 6,653 | [14],[23],[24],[25] |  |  | 6,653 | [17],[18],[20],[21] |
Cost |  | $ 6,653 | [14],[25] |  |  | $ 6,653 | [17],[18] |
Fair Value |  | 35,255 | [14],[25] |  |  | 21,485 | [17],[18] |
Investment, Identifier [Axis]: Brunswick Bowling Products, Inc. – Term Debt 1 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 17,700 | [14],[23],[24] |  |  | 17,700 | [18],[20],[21] |
Cost |  | 17,700 | [14] |  |  | 17,700 | [18] |
Fair Value |  | $ 17,700 | [14] |  |  | $ 17,700 | [18] |
Investment, reference rate and spread |  | 10.00% | [2],[3],[4],[5],[14] |  |  | 10.00% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 14.40% | [2],[3],[4],[5],[14] |  |  | 12.00% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: Brunswick Bowling Products, Inc. – Term Debt 2 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | $ 6,850 | [14],[23],[24] |  |  | $ 6,850 | [18],[20],[21] |
Cost |  | 6,850 | [14] |  |  | 6,850 | [18] |
Fair Value |  | $ 6,850 | [14] |  |  | $ 6,850 | [18] |
Investment, reference rate and spread |  | 10.00% | [2],[3],[4],[5],[14] |  |  | 10.00% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 14.40% | [2],[3],[4],[5],[14] |  |  | 12.00% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: Counsel Press, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 6,995 | [14],[23],[24],[25] |  |  | 6,995 | [17],[18],[20],[21] |
Cost |  | $ 6,995 | [14],[25] |  |  | $ 6,995 | [17],[18] |
Fair Value |  | 27,539 | [14],[25] |  |  | 25,374 | [17],[18] |
Investment, Identifier [Axis]: Counsel Press, Inc. – Term Debt 1 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 21,100 | [14],[23],[24] |  |  | 21,100 | [18],[20],[21] |
Cost |  | 21,100 | [14] |  |  | 21,100 | [18] |
Fair Value |  | $ 21,100 | [14] |  |  | $ 21,100 | [18] |
Investment, reference rate and spread |  | 11.80% | [2],[3],[4],[5],[14] |  |  | 11.80% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 16.10% | [2],[3],[4],[5],[14] |  |  | 12.80% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: Counsel Press, Inc. – Term Debt 2 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | $ 6,400 | [14],[23],[24] |  |  | $ 6,400 | [18],[20],[21] |
Cost |  | 6,400 | [14] |  |  | 6,400 | [18] |
Fair Value |  | $ 6,400 | [14] |  |  | $ 6,400 | [18] |
Investment, reference rate and spread |  | 13.00% | [2],[3],[4],[5],[14] |  |  | 13.00% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 17.40% | [2],[3],[4],[5],[14] |  |  | 14.00% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: Country Club Enterprises, LLC - Guaranty |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost | [26] |  |  |  |  | $ 0 |  |
Fair Value | [26] |  |  |  |  | 0 |  |
Investment, Identifier [Axis]: Country Club Enterprises, LLC – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [20],[21],[27] |  |  |  |  | 1,500 |  |
Cost | [27] |  |  |  |  | 1,500 |  |
Fair Value | [27] |  |  |  |  | $ 1,498 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[27] |  |  |  |  | 8.00% |  |
Investment interest rate | [6],[7],[8],[9],[27] |  |  |  |  | 10.00% |  |
Investment, Identifier [Axis]: Dema/Mai Holdings, Inc - Preferred Equity |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares | [14],[23],[24],[25] | 21,000 |  |  |  |  |  |
Cost | [14],[25] | $ 21,000 |  |  |  |  |  |
Fair Value | [14],[25] | 24,877 |  |  |  |  |  |
Investment, Identifier [Axis]: Dema/Mai Holdings, Inc – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [14],[23],[24] | 38,250 |  |  |  |  |  |
Cost | [14] | 38,250 |  |  |  |  |  |
Fair Value | [14] | $ 38,250 |  |  |  |  |  |
Investment, reference rate and spread | [2],[3],[4],[5],[14] | 11.00% |  |  |  |  |  |
Investment interest rate | [2],[3],[4],[5],[14] | 15.40% |  |  |  |  |  |
Investment, Identifier [Axis]: Diligent Delivery Systems – Common Stock Warrants |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Units |  | 0.08 | [14],[23],[24],[25] |  |  | 0.08 | [17],[18],[20],[21] |
Cost |  | $ 500 | [14],[25] |  |  | $ 500 | [17],[18] |
Fair Value |  | 2,249 | [14],[25] |  |  | 1,533 | [17],[18] |
Investment, Identifier [Axis]: Diligent Delivery Systems – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 13,000 | [23],[24],[28] |  |  | 13,000 | [20],[21],[27] |
Cost |  | 13,000 | [28] |  |  | 12,987 | [27] |
Fair Value |  | $ 13,016 | [28] |  |  | $ 13,000 | [27] |
Investment, reference rate and spread |  | 9.00% | [2],[3],[4],[5],[28] |  |  | 9.00% | [6],[7],[8],[9],[27] |
Investment interest rate |  | 13.40% | [2],[3],[4],[5],[28] |  |  | 11.00% | [6],[7],[8],[9],[27] |
Investment, Identifier [Axis]: Edge Adhesives Holdings, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 8,199 | [14],[22],[23],[24],[25] |  |  | 8,199 | [13],[17],[18],[19],[20],[21] |
Cost |  | $ 8,199 | [14],[22],[25] |  |  | $ 8,199 | [13],[17],[18],[19] |
Fair Value |  | 0 | [14],[22],[25] |  |  | 0 | [13],[17],[18],[19] |
Investment, Identifier [Axis]: Edge Adhesives Holdings, Inc. – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [19],[20],[21],[27] |  |  |  |  | 9,210 |  |
Cost | [19],[27] |  |  |  |  | 9,210 |  |
Fair Value | [19],[27] |  |  |  |  | $ 9,072 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[19],[27] |  |  |  |  | 5.50% |  |
Investment interest rate | [6],[7],[8],[9],[19],[27] |  |  |  |  | 7.50% |  |
Investment, Identifier [Axis]: Edge Adhesives Holdings, Inc.– Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [14],[22],[23],[24],[29] | 9,210 |  |  |  |  |  |
Cost | [14],[22],[29] | 9,210 |  |  |  |  |  |
Fair Value | [14],[22],[29] | $ 3,677 |  |  |  |  |  |
Investment, reference rate and spread | [2],[3],[4],[5],[14],[22] | 5.50% |  |  |  |  |  |
Investment interest rate | [2],[3],[4],[5],[14],[22] | 9.90% |  |  |  |  |  |
Investment, Identifier [Axis]: Educators Resource, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 8,560 | [14],[23],[24],[25] |  |  | 8,560 | [17],[18],[20],[21] |
Cost |  | $ 8,560 | [14],[25] |  |  | $ 8,560 | [17],[18] |
Fair Value |  | 17,638 | [14],[25] |  |  | 19,252 | [17],[18] |
Investment, Identifier [Axis]: Educators Resource, Inc. – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 20,000 | [14],[23],[24] |  |  | 20,000 | [18],[20],[21] |
Cost |  | 20,000 | [14] |  |  | 20,000 | [18] |
Fair Value |  | $ 20,000 | [14] |  |  | $ 20,000 | [18] |
Investment, reference rate and spread |  | 10.50% | [2],[3],[4],[5],[14] |  |  | 10.50% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 14.90% | [2],[3],[4],[5],[14] |  |  | 13.00% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: Funko Acquisition Holdings, LLC – Common Units |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 4,239 | [22],[23],[24],[25],[30] |  |  | 6,290 | [11],[17],[19],[20],[21],[31] |
Cost |  | $ 21 | [22],[25],[30] |  |  | $ 30 | [11],[17],[19],[31] |
Fair Value |  | $ 31 | [22],[25],[30] |  |  | $ 74 | [11],[17],[19],[31] |
Investment, Identifier [Axis]: Galaxy Technologies Holdings, Inc. – Common Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 16,957 | [14],[23],[24],[25] |  |  | 16,957 | [17],[18],[20],[21] |
Cost |  | $ 11,513 | [14],[25] |  |  | $ 11,513 | [17],[18] |
Fair Value |  | 0 | [14],[25] |  |  | 0 | [17],[18] |
Investment, Identifier [Axis]: Galaxy Technologies Holdings, Inc. – Term Debt 1 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 6,900 | [14],[23],[24] |  |  | 6,500 | [18],[20],[21] |
Cost |  | 6,900 | [14] |  |  | 6,500 | [18] |
Fair Value |  | $ 5,610 | [14] |  |  | $ 6,500 | [18] |
Investment, reference rate and spread |  | 4.10% | [2],[3],[4],[5],[14] |  |  | 4.10% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 8.50% | [2],[3],[4],[5],[14] |  |  | 7.10% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: Galaxy Technologies Holdings, Inc. – Term Debt 2 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | $ 18,796 | [14],[23],[24] |  |  | $ 18,796 | [18],[20],[21] |
Cost |  | 18,796 | [14] |  |  | 18,796 | [18] |
Fair Value |  | $ 15,281 | [14] |  |  | $ 18,796 | [18] |
Investment, reference rate and spread |  | 7.00% | [2],[3],[4],[5],[14] |  |  | 7.00% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 11.40% | [2],[3],[4],[5],[14] |  |  | 10.00% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: Ginsey Home Solutions, Inc. |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  |  |  |  |  |  |  | $ 5,000
Investment, Identifier [Axis]: Ginsey Home Solutions, Inc. | Secured First Lien Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  |  |  | $ 12,200 |  |  |  |
Investment, Identifier [Axis]: Ginsey Home Solutions, Inc. | Secured Second Lien Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  |  |  | $ 13,300 |  | $ 13,300 | [19],[32] |
Investment, Identifier [Axis]: Ginsey Home Solutions, Inc. – Common Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 63,747 | [14],[23],[24],[25] |  |  | 63,747 | [17],[18],[20],[21] |
Cost |  | $ 8 | [14],[25] |  |  | $ 8 | [17],[18] |
Fair Value |  | $ 0 | [14],[25] |  |  | $ 0 | [17],[18] |
Investment, Identifier [Axis]: Ginsey Home Solutions, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 19,280 | [14],[23],[24],[25] |  |  | 19,280 | [17],[18],[20],[21] |
Cost |  | $ 9,583 | [14],[25] |  |  | $ 9,583 | [17],[18] |
Fair Value |  | 0 | [14],[25] |  |  | 3,263 | [17],[18] |
Investment, Identifier [Axis]: Ginsey Home Solutions, Inc. – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 12,200 | [14],[23],[24] |  |  | 13,300 | [19],[20],[21],[32] |
Cost | [14] | 12,200 |  |  |  |  |  |
Fair Value |  | $ 12,200 | [14] |  |  | $ 13,300 | [19],[32] |
Investment, reference rate and spread |  | 10.00% | [2],[3],[4],[5],[14] |  |  | 10.00% | [6],[7],[8],[9],[19],[32] |
Investment interest rate |  | 14.40% | [2],[3],[4],[5],[14] |  |  | 13.50% | [6],[7],[8],[9],[19],[32] |
Investment, Identifier [Axis]: Gladstone SOG Investments, Inc. - Common Stock | Common Equity/ Equivalents | Leisure, Amusement, Motion Pictures, and Entertainment |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost | [17],[18] |  |  |  |  | $ 620 |  |
Fair Value | [17],[18] |  |  |  |  | $ 713 |  |
Investment, Identifier [Axis]: Gladstone SOG Investments, Inc. - Common Stock | Control Investments | Common Equity/ Equivalents | Leisure, Amusement, Motion Pictures, and Entertainment |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares | [17],[18],[20],[21] |  |  |  |  | 100 |  |
Investment, Identifier [Axis]: Gladstone SOG Investments, Inc. - Common Stock( |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares | [14],[23],[24],[25] | 100 |  |  |  |  |  |
Cost | [14],[25] | $ 620 |  |  |  |  |  |
Fair Value | [14],[25] | $ 713 |  |  |  |  |  |
Investment, Identifier [Axis]: Horizon Facilities Services, Inc. | Preferred Equity |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  |  |  |  | $ 10,100 |  |  |
Investment, Identifier [Axis]: Horizon Facilities Services, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 10,080 | [14],[23],[24],[25] |  |  | 10,080 | [17],[18],[20],[21] |
Cost |  | $ 0 | [14],[25] |  |  | $ 10,080 | [17],[18] |
Fair Value |  | 13,188 | [14],[25] |  |  | 17,807 | [17],[18] |
Investment, Identifier [Axis]: Horizon Facilities Services, Inc. – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 57,700 | [14],[23],[24] |  |  | 27,700 | [18],[20],[21] |
Cost |  | 57,700 | [14] |  |  | 27,700 | [18] |
Fair Value |  | $ 57,700 | [14] |  |  | $ 27,700 | [18] |
Investment, reference rate and spread |  | 7.50% | [2],[3],[4],[5],[14] |  |  | 9.50% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 11.90% | [2],[3],[4],[5],[14] |  |  | 12.00% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: ImageWorks Display and Marketing Group, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 67,490 | [14],[23],[24],[25] |  |  | 67,490 | [13],[17],[18],[20],[21] |
Cost |  | $ 6,749 | [14],[25] |  |  | $ 6,749 | [13],[17],[18] |
Fair Value |  | 13,131 | [14],[25] |  |  | 16,405 | [13],[17],[18] |
Investment, Identifier [Axis]: ImageWorks Display and Marketing Group, Inc. – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 22,000 | [14],[23],[24] |  |  | 22,000 | [13],[18],[20],[21] |
Cost |  | 22,000 | [14] |  |  | 22,000 | [13],[18] |
Fair Value |  | $ 22,000 | [14] |  |  | $ 22,000 | [13],[18] |
Investment, reference rate and spread |  | 11.00% | [2],[3],[4],[5],[14] |  |  | 11.00% | [6],[7],[8],[9],[13],[18] |
Investment interest rate |  | 15.40% | [2],[3],[4],[5],[14] |  |  | 13.00% | [6],[7],[8],[9],[13],[18] |
Investment, Identifier [Axis]: J.R. Hobbs Co. - Atlanta, LLC - Guaranty |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [13],[20],[21],[26] |  |  |  |  | $ 0 |  |
Cost | [13],[26] |  |  |  |  | 0 |  |
Fair Value | [13],[26] |  |  |  |  | 0 |  |
Investment, Identifier [Axis]: J.R. Hobbs Co. - Atlanta, LLC - Term Debt 1 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | $ 16,500 | [14],[23],[24],[29] |  |  | 16,500 | [13],[18],[20],[21],[33] |
Cost |  | 16,500 | [14],[29] |  |  | 16,500 | [13],[18],[33] |
Fair Value |  | $ 10,556 | [14],[29] |  |  | $ 15,023 | [13],[18],[33] |
Investment, reference rate and spread |  | 6.00% | [2],[3],[4],[5],[14],[29] |  |  | 6.00% | [6],[7],[8],[9],[13],[18],[33] |
Investment interest rate |  | 10.40% | [2],[3],[4],[5],[14],[29] |  |  | 8.00% | [6],[7],[8],[9],[13],[18],[33] |
Investment, Identifier [Axis]: J.R. Hobbs Co. - Atlanta, LLC - Term Debt 2 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [13],[18],[20],[21],[33] |  |  |  |  | $ 26,000 |  |
Cost | [13],[18],[33] |  |  |  |  | 26,000 |  |
Fair Value | [13],[18],[33] |  |  |  |  | $ 23,672 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[13],[18],[33] |  |  |  |  | 10.30% |  |
Investment interest rate | [6],[7],[8],[9],[13],[18],[33] |  |  |  |  | 11.80% |  |
Investment, Identifier [Axis]: J.R. Hobbs Co. - Atlanta, LLC - Term Debt 3 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [13],[18],[20],[21],[33] |  |  |  |  | $ 2,438 |  |
Cost | [13],[18],[33] |  |  |  |  | 2,438 |  |
Fair Value | [13],[18],[33] |  |  |  |  | $ 2,219 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[13],[18],[33] |  |  |  |  | 6.00% |  |
Investment interest rate | [6],[7],[8],[9],[13],[18],[33] |  |  |  |  | 8.00% |  |
Investment, Identifier [Axis]: J.R. Hobbs Co. - Atlanta, LLC – Line of Credit |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [14],[23],[24],[29] | $ 5,000 |  |  |  |  |  |
Cost | [14],[29] | 5,000 |  |  |  |  |  |
Fair Value | [14],[29] | $ 3,199 |  |  |  |  |  |
Investment, reference rate and spread | [2],[3],[4],[5],[14],[29] | 6.00% |  |  |  |  |  |
Investment interest rate | [2],[3],[4],[5],[14],[29] | 10.40% |  |  |  |  |  |
Investment, Identifier [Axis]: J.R. Hobbs Co. - Atlanta, LLC – Term Debt 2 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [14],[23],[24],[29] | $ 26,000 |  |  |  |  |  |
Cost | [14],[29] | 26,000 |  |  |  |  |  |
Fair Value | [14],[29] | $ 16,634 |  |  |  |  |  |
Investment, reference rate and spread | [2],[3],[4],[5],[14],[29] | 10.30% |  |  |  |  |  |
Investment interest rate | [2],[3],[4],[5],[14],[29] | 14.60% |  |  |  |  |  |
Investment, Identifier [Axis]: J.R. Hobbs Co. - Atlanta, LLC – Term Debt 3 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [14],[23],[24],[29] | $ 2,438 |  |  |  |  |  |
Cost | [14],[29] | 2,438 |  |  |  |  |  |
Fair Value | [14],[29] | $ 1,560 |  |  |  |  |  |
Investment, reference rate and spread | [2],[3],[4],[5],[14],[29] | 6.00% |  |  |  |  |  |
Investment interest rate | [2],[3],[4],[5],[14],[29] | 10.40% |  |  |  |  |  |
Investment, Identifier [Axis]: J.R. Hobbs Co. – Atlanta, LLC – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 10,920 | [14],[23],[24],[25] |  |  | 10,920 | [13],[17],[18],[20],[21] |
Cost |  | $ 10,920 | [14],[25] |  |  | $ 10,920 | [13],[17],[18] |
Fair Value |  | $ 0 | [14],[25] |  |  | $ 0 | [13],[17],[18] |
Investment, Identifier [Axis]: Mason West, LLC – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 11,206 | [14],[23],[24],[25] |  |  | 11,206 | [17],[18],[20],[21] |
Cost |  | $ 11,206 | [14],[25] |  |  | $ 11,206 | [17],[18] |
Fair Value |  | 10,896 | [14],[25] |  |  | 7,553 | [17],[18] |
Investment, Identifier [Axis]: Mason West, LLC – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 25,250 | [14],[23],[24] |  |  | 25,250 | [18],[20],[21] |
Cost |  | 25,250 | [14] |  |  | 25,250 | [18] |
Fair Value |  | $ 25,250 | [14] |  |  | $ 25,250 | [18] |
Investment, reference rate and spread |  | 10.00% | [2],[3],[4],[5],[14] |  |  | 10.00% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 14.40% | [2],[3],[4],[5],[14] |  |  | 12.50% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: Nocturne Villa Rentals, Inc. – Line of Credit |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | $ 2,000 | [14],[23],[24] |  |  | $ 0 | [18],[20],[21] |
Cost |  | 2,000 | [14] |  |  | 0 | [18] |
Fair Value |  | $ 2,000 | [14] |  |  | $ 0 | [18] |
Investment, reference rate and spread |  | 8.00% | [2],[3],[4],[5],[14] |  |  | 8.00% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 12.40% | [2],[3],[4],[5],[14] |  |  | 10.00% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: Nocturne Villa Rentals, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 6,600 | [14],[23],[24],[25] |  |  | 6,600 | [17],[18],[20],[21] |
Cost |  | $ 6,600 | [14],[25] |  |  | $ 6,600 | [17],[18] |
Fair Value |  | 14,858 | [14],[25] |  |  | 10,223 | [17],[18] |
Investment, Identifier [Axis]: Nocturne Villa Rentals, Inc. – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 42,450 | [14],[23],[24] |  |  | 27,700 | [18],[20],[21] |
Cost |  | 42,450 | [14] |  |  | 27,700 | [18] |
Fair Value |  | $ 42,450 | [14] |  |  | $ 27,700 | [18] |
Investment, reference rate and spread |  | 10.50% | [2],[3],[4],[5],[14] |  |  | 10.50% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 14.90% | [2],[3],[4],[5],[14] |  |  | 12.50% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: Nth Degree Investment Group, LLC – Common Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 14,360,000 | [14],[23],[24],[25] |  |  | 14,360,000 | [17],[18],[20],[21] |
Cost |  | $ 1,219 | [14],[25] |  |  | $ 1,219 | [17],[18] |
Fair Value |  | $ 12,036 | [14],[25] |  |  | $ 511 | [17],[18] |
Investment, Identifier [Axis]: Old World Christmas, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 6,180 | [14],[23],[24],[25] |  |  | 6,180 | [13],[17],[18],[20],[21] |
Cost |  | $ 0 | [14],[25] |  |  | $ 0 | [13],[17],[18] |
Fair Value |  | 35,028 | [14],[25] |  |  | 37,842 | [13],[17],[18] |
Investment, Identifier [Axis]: Old World Christmas, Inc. – Secured First Lien Term Loan |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 40,500 | [14],[23],[24] |  |  | 25,000 | [13],[18],[20],[21] |
Cost |  | 40,500 | [14] |  |  | 25,000 | [13],[18] |
Fair Value |  | $ 40,500 | [14] |  |  | $ 25,000 | [13],[18] |
Investment, reference rate and spread |  | 9.50% | [2],[3],[4],[5],[14] |  |  | 9.50% | [6],[7],[8],[9],[13],[18] |
Investment interest rate |  | 13.90% | [2],[3],[4],[5],[14] |  |  | 11.00% | [6],[7],[8],[9],[13],[18] |
Investment, Identifier [Axis]: PSI Molded Plastics, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares | [13],[17],[18],[20],[21] |  |  |  |  | 158,598 |  |
Cost | [13],[17],[18] |  |  |  |  | $ 19,730 |  |
Fair Value | [13],[17],[18] |  |  |  |  | 0 |  |
Investment, Identifier [Axis]: PSI Molded Plastics, Inc. – Preferred Stock( |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares | [14],[23],[24],[25] | 158,598 |  |  |  |  |  |
Cost | [14],[25] | $ 19,730 |  |  |  |  |  |
Fair Value | [14],[25] | 0 |  |  |  |  |  |
Investment, Identifier [Axis]: PSI Molded Plastics, Inc. – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 26,618 | [14],[23],[24] |  |  | 26,618 | [18],[20],[21] |
Cost |  | 26,618 | [14] |  |  | 26,618 | [18] |
Fair Value |  | $ 26,618 | [14] |  |  | $ 26,618 | [18] |
Investment, reference rate and spread |  | 5.50% | [2],[3],[4],[5],[14] |  |  | 5.50% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 9.90% | [2],[3],[4],[5],[14] |  |  | 7.00% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: Phoenix Door Systems, Inc – Line of Credit |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [23],[24],[28] | $ 2,550 |  |  |  |  |  |
Cost | [28] | 2,550 |  |  |  |  |  |
Fair Value | [28] | $ 2,423 |  |  |  |  |  |
Investment, reference rate and spread | [2],[3],[4],[5],[28] | 7.00% |  |  |  |  |  |
Investment interest rate | [2],[3],[4],[5],[28] | 11.40% |  |  |  |  |  |
Investment, Identifier [Axis]: Phoenix Door Systems, Inc – Line of Credit, |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [20],[21],[27] |  |  |  |  | $ 2,000 |  |
Cost | [27] |  |  |  |  | 2,000 |  |
Fair Value | [27] |  |  |  |  | $ 1,920 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[27] |  |  |  |  | 7.00% |  |
Investment interest rate | [6],[7],[8],[9],[27] |  |  |  |  | 9.00% |  |
Investment, Identifier [Axis]: Phoenix Door Systems, Inc. – Common Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 4,221 | [14],[23],[24],[25] |  |  | 3,195 | [17],[18],[20],[21] |
Cost |  | $ 1,830 | [14],[25] |  |  | $ 1,452 | [17],[18] |
Fair Value |  | 0 | [14],[25] |  |  | 0 | [17],[18] |
Investment, Identifier [Axis]: Phoenix Door Systems, Inc. – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 3,200 | [23],[24],[28] |  |  | 3,200 | [20],[21],[27] |
Cost |  | 3,200 | [28] |  |  | 3,200 | [27] |
Fair Value |  | $ 3,040 | [28] |  |  | $ 3,072 | [27] |
Investment, reference rate and spread |  | 11.00% | [2],[3],[4],[5],[28] |  |  | 11.00% | [6],[7],[8],[9],[27] |
Investment interest rate |  | 15.40% | [2],[3],[4],[5],[28] |  |  | 13.00% | [6],[7],[8],[9],[27] |
Investment, Identifier [Axis]: SFEG Holdings, Inc. – Common Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 221,500 | [14],[23],[24],[25] |  |  | 221,500 | [11],[17],[18],[20],[21] |
Cost |  | $ 222 | [14],[25] |  |  | $ 222 | [11],[17],[18] |
Fair Value |  | $ 0 | [14],[25] |  |  | $ 0 | [11],[17],[18] |
Investment, Identifier [Axis]: SFEG Holdings, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 29,577 | [14],[23],[24],[25] |  |  | 29,577 | [17],[18],[20],[21] |
Cost |  | $ 4,643 | [14],[25] |  |  | $ 4,643 | [17],[18] |
Fair Value |  | 2,465 | [14],[25] |  |  | 0 | [17],[18] |
Investment, Identifier [Axis]: SFEG Holdings, Inc. – Term Debt 1 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 3,128 | [14],[23],[24] |  |  | 3,128 | [20],[21],[27],[33] |
Cost |  | 3,128 | [14] |  |  | 3,128 | [27],[33] |
Fair Value |  | $ 3,128 | [14] |  |  | $ 2,909 | [27],[33] |
Investment, reference rate and spread |  | 7.00% | [2],[3],[4],[5],[14] |  |  | 7.00% | [6],[7],[8],[9],[27],[33] |
Investment interest rate |  | 11.40% | [2],[3],[4],[5],[14] |  |  | 9.00% | [6],[7],[8],[9],[27],[33] |
Investment, Identifier [Axis]: SFEG Holdings, Inc. – Term Debt 2 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | $ 12,516 | [14],[23],[24] |  |  | $ 11,736 | [20],[21],[27],[33] |
Cost |  | 12,516 | [14] |  |  | 11,736 | [27],[33] |
Fair Value |  | $ 12,516 | [14] |  |  | $ 10,914 | [27],[33] |
Investment, reference rate and spread |  | 7.00% | [2],[3],[4],[5],[14] |  |  | 7.00% | [6],[7],[8],[9],[27],[33] |
Investment interest rate |  | 11.40% | [2],[3],[4],[5],[14] |  |  | 9.00% | [6],[7],[8],[9],[27],[33] |
Investment, Identifier [Axis]: Schylling, Inc. – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 4,000 | [14],[23],[24],[25] |  |  | 4,000 | [17],[18],[20],[21] |
Cost |  | $ 4,000 | [14],[25] |  |  | $ 4,000 | [17],[18] |
Fair Value |  | 19,452 | [14],[25] |  |  | 17,820 | [17],[18] |
Investment, Identifier [Axis]: Schylling, Inc. – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount |  | 27,981 | [14],[23],[24] |  |  | 27,981 | [18],[20],[21] |
Cost |  | 27,981 | [14] |  |  | 27,981 | [18] |
Fair Value |  | $ 27,981 | [14] |  |  | $ 27,981 | [18] |
Investment, reference rate and spread |  | 11.00% | [2],[3],[4],[5],[14] |  |  | 11.00% | [6],[7],[8],[9],[18] |
Investment interest rate |  | 15.40% | [2],[3],[4],[5],[14] |  |  | 13.00% | [6],[7],[8],[9],[18] |
Investment, Identifier [Axis]: The Maids International, LLC – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 6,640 | [14],[23],[24],[25] |  |  | 6,640 | [13],[17],[18],[20],[21] |
Cost |  | $ 6,640 | [14],[25] |  |  | $ 6,640 | [13],[17],[18] |
Fair Value |  | 0 | [14],[25] |  |  | 2,679 | [13],[17],[18] |
Investment, Identifier [Axis]: The Maids International, LLC – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [13],[18],[20],[21] |  |  |  |  | 28,560 |  |
Cost | [13],[18] |  |  |  |  | 28,560 |  |
Fair Value | [13],[18] |  |  |  |  | $ 28,560 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[13],[18] |  |  |  |  | 10.50% |  |
Investment interest rate | [6],[7],[8],[9],[13],[18] |  |  |  |  | 12.00% |  |
Investment, Identifier [Axis]: The Maids International, LLC – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [14],[23],[24] | 28,560 |  |  |  |  |  |
Cost | [14] | 28,560 |  |  |  |  |  |
Fair Value | [14] | $ 28,560 |  |  |  |  |  |
Investment, reference rate and spread | [2],[3],[4],[5],[14] | 10.50% |  |  |  |  |  |
Investment interest rate | [2],[3],[4],[5],[14] | 14.90% |  |  |  |  |  |
Investment, Identifier [Axis]: The Mountain Corporation | Secured Second Lien Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Cost |  | $ 13,200 |  |  |  |  |  |
Investment, Identifier [Axis]: The Mountain Corporation 1 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [13],[18],[20],[21],[33] |  |  |  |  | $ 3,400 |  |
Cost | [13],[18],[33] |  |  |  |  | 3,400 |  |
Fair Value | [13],[18],[33] |  |  |  |  | $ 3,400 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[13],[18],[33] |  |  |  |  | 5.00% |  |
Investment interest rate | [6],[7],[8],[9],[13],[18],[33] |  |  |  |  | 9.00% |  |
Investment, Identifier [Axis]: The Mountain Corporation 2 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [13],[18],[20],[21],[33] |  |  |  |  | $ 800 |  |
Cost | [13],[18],[33] |  |  |  |  | 800 |  |
Fair Value | [13],[18],[33] |  |  |  |  | $ 800 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[13],[18],[33] |  |  |  |  | 5.00% |  |
Investment interest rate | [6],[7],[8],[9],[13],[18],[33] |  |  |  |  | 9.00% |  |
Investment, Identifier [Axis]: The Mountain Corporation – Common Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 751 | [14],[23],[24],[25] |  |  | 751 | [17],[18],[20],[21] |
Cost |  | $ 1 | [14],[25] |  |  | $ 1 | [17],[18] |
Fair Value |  | 0 | [14],[25] |  |  | 0 | [17],[18] |
Investment, Identifier [Axis]: The Mountain Corporation – Delayed Draw Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [13],[18],[20],[21],[33] |  |  |  |  | 1,500 |  |
Cost | [13],[18],[33] |  |  |  |  | 1,500 |  |
Fair Value | [13],[18],[33] |  |  |  |  | $ 118 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[13],[18],[33] |  |  |  |  | 4.00% |  |
Investment interest rate | [6],[7],[8],[9],[13],[18],[33] |  |  |  |  | 7.00% |  |
Investment, Identifier [Axis]: The Mountain Corporation – Line of Credit 1 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [14],[23],[24],[29] | 3,400 |  |  |  |  |  |
Cost | [14],[29] | 3,400 |  |  |  |  |  |
Fair Value | [14],[29] | $ 2,411 |  |  |  |  |  |
Investment, reference rate and spread | [2],[3],[4],[5],[14],[29] | 5.00% |  |  |  |  |  |
Investment interest rate | [2],[3],[4],[5],[14],[29] | 9.40% |  |  |  |  |  |
Investment, Identifier [Axis]: The Mountain Corporation – Line of Credit 2 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [14],[23],[24],[29] | $ 900 |  |  |  |  |  |
Cost | [14],[29] | 900 |  |  |  |  |  |
Fair Value | [14],[29] | $ 0 |  |  |  |  |  |
Investment, reference rate and spread | [2],[3],[4],[5],[14],[29] | 5.00% |  |  |  |  |  |
Investment interest rate | [2],[3],[4],[5],[14],[29] | 9.40% |  |  |  |  |  |
Investment, Identifier [Axis]: The Mountain Corporation – Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares | [17],[18],[20],[21] |  |  |  |  | 6,899 |  |
Cost | [17],[18] |  |  |  |  | $ 6,899 |  |
Fair Value | [17],[18] |  |  |  |  | 0 |  |
Investment, Identifier [Axis]: The Mountain Corporation – Preferred Stock( |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares | [14],[23],[24],[25] | 6,899 |  |  |  |  |  |
Cost | [14],[25] | $ 6,899 |  |  |  |  |  |
Fair Value | [14],[25] | 0 |  |  |  |  |  |
Investment, Identifier [Axis]: The Mountain Corporation – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [13],[18],[20],[21],[33] |  |  |  |  | 11,700 |  |
Cost | [13],[18],[33] |  |  |  |  | 11,700 |  |
Fair Value | [13],[18],[33] |  |  |  |  | $ 923 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[13],[18],[33] |  |  |  |  | 4.00% |  |
Investment interest rate | [6],[7],[8],[9],[13],[18],[33] |  |  |  |  | 7.00% |  |
Investment, Identifier [Axis]: The Mountain Corporation – Term Debt |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [14],[23],[24],[29] | 3,200 |  |  |  |  |  |
Cost | [14],[29] | 3,200 |  |  |  |  |  |
Fair Value | [14],[29] | $ 0 |  |  |  |  |  |
Investment, reference rate and spread | [2],[3],[4],[5],[14],[29] | 4.00% |  |  |  |  |  |
Investment interest rate | [2],[3],[4],[5],[14],[29] | 8.40% |  |  |  |  |  |
Investment, Identifier [Axis]: Utah Pacific Bridge & Steel, Ltd. - Preferred Stock |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Shares |  | 6,000 | [14],[23],[24],[25] |  |  | 6,000 | [13],[17],[18],[20],[21] |
Cost |  | $ 6,000 | [14],[25] |  |  | $ 6,000 | [13],[17],[18] |
Fair Value |  | 4,794 | [14],[25] |  |  | 6,000 | [13],[17],[18] |
Investment, Identifier [Axis]: Utah Pacific Bridge & Steel, Ltd., 2 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [13],[18],[20],[21] |  |  |  |  | 18,250 |  |
Cost | [13],[18] |  |  |  |  | 18,250 |  |
Fair Value | [13],[18] |  |  |  |  | $ 18,250 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[13],[18] |  |  |  |  | 10.00% |  |
Investment interest rate | [6],[7],[8],[9],[13],[18] |  |  |  |  | 11.50% |  |
Investment, Identifier [Axis]: Utah Pacific Bridge & Steel, Ltd., 1 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [13],[18],[20],[21] |  |  |  |  | $ 0 |  |
Cost | [13],[18] |  |  |  |  | 0 |  |
Fair Value | [13],[18] |  |  |  |  | $ 0 |  |
Investment, reference rate and spread | [6],[7],[8],[9],[13],[18] |  |  |  |  | 8.50% |  |
Investment interest rate | [6],[7],[8],[9],[13],[18] |  |  |  |  | 10.00% |  |
Investment, Identifier [Axis]: Utah Pacific Bridge & Steel, Ltd., 2 |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |
Principal amount | [14],[23],[24] | 18,250 |  |  |  |  |  |
Cost | [14] | 18,250 |  |  |  |  |  |
Fair Value | [14] | $ 18,250 |  |  |  |  |  |
Investment, reference rate and spread | [2],[3],[4],[5],[14] | 10.00% |  |  |  |  |  |
Investment interest rate | [2],[3],[4],[5],[14] | 14.40% |  |  |  |  |  |
[1] | Cumulative gross unrealized appreciation for federal income tax purposes is $140.8 million; cumulative gross unrealized depreciation for federal income tax purposes is $97.1 million. Cumulative net unrealized appreciation is $43.8 million, based on a tax cost of $670.6 million.
[2] | Certain of the securities listed are issued by affiliate(s) of the indicated portfolio company. The majority of the securities listed, totaling $641.0 million at fair value, are pledged as collateral to our revolving line of credit, as described further in Note 5—Borrowings in the accompanying Notes to Consolidated Financial Statements. Additionally, under Section 55 of 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 December 31, 2022, our investment in Funko Acquisition Holdings, LLC ("Funko") was considered a non-qualifying asset under Section 55 of the 1940 Act and represented less than 0.1% of total investments, at fair value.
[3] | Unless indicated otherwise, all cash interest rates are indexed to 30-day London Interbank Offered Rate ("LIBOR" or "L"), which was 4.4% as of December 31, 2022. If applicable, paid-in-kind 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 30-day LIBOR plus a spread. Due dates represent the contractual maturity date.
[4] | Unless indicated otherwise, all of our investments are valued using Level 3 inputs within the Financial Accounting Standards Board ("FASB") Accounting Standards 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.
[5] | Category percentages represent the fair value of each category and subcategory as a percentage of net assets as of December 31, 2022.
[6] | Certain of the securities listed are issued by affiliate(s) of the indicated portfolio company. The majority of the securities listed, totaling $537.5 million at fair value, are pledged as collateral to our revolving line of credit, as described further in Note 5—Borrowings in the accompanying Notes to Consolidated Financial Statements. Additionally, under Section 55 of 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 March 31, 2022, our investment in Funko was considered a non-qualifying asset under Section 55 of the 1940 Act and represented less than 0.1% of total investments, at fair value.
[7] | Unless indicated otherwise, all cash interest rates are indexed to 30-day LIBOR, which was 0.5% as of March 31, 2022. If applicable, paid-in-kind 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 30-day LIBOR plus a spread. Due dates represent the contractual maturity date.
[8] | Unless indicated otherwise, all of our investments are valued using Level 3 inputs within the ASC 820 fair value hierarchy. Refer to Note 3—Investments in the accompanying Notes to Consolidated Financial Statements for additional information.
[9] | Category percentages represent the fair value of each category and subcategory as a percentage of net assets as of March 31, 2022.
[10] | 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.
[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] | Affiliate investments, as defined by the 1940 Act, are those that are not Control investments and 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.
[13] | Affiliate investments, as defined by the 1940 Act, are those that are not Control investments and 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] | Fair value was based on the total enterprise value of the portfolio company, which is generally allocated to the portfolio company’s securities in order of their relative priority in the capital structure. Refer to Note 3—Investments in the accompanying Notes to Consolidated Financial Statements for additional information.
[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] | .
[18] | Fair value was based on the total enterprise value of the portfolio company, which is generally allocated to the portfolio company’s securities in order of their relative priority in the capital structure. Refer to Note 3—Investments in the accompanying Notes to Consolidated Financial Statements for additional information.
[19] | One of our affiliated funds, Gladstone Capital Corporation, co-invested with us in this portfolio company pursuant to an exemptive order granted by the U.S. Securities and Exchange Commission.
[20] | Represents the principal balance, presented in thousands, for debt investments and the number of shares/units held for equity investments. Warrants are represented as a percentage of ownership, as applicable.
[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] | One of our affiliated funds, Gladstone Capital Corporation, co-invested with us in this portfolio company pursuant to an exemptive order granted by the U.S. Securities and Exchange Commission.
[23] | Represents the principal balance, presented in thousands, for debt investments and the number of shares/units held for equity investments. Warrants are represented as a percentage of ownership, as applicable.
[24] | 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.
[25] | non-income producing.
[26] | Refer to Note 10—Commitments and Contingencies in the accompanying Notes to Consolidated Financial Statements for additional information regarding this guaranty.
[27] | Fair value was based on internal yield analysis or on estimates of value submitted by ICE Data Pricing and Reference Data, LLC. Refer to Note 3—Investments in the accompanying Notes to Consolidated Financial Statements for additional information.
[28] | Fair value was based on internal yield analysis or on estimates of value submitted by ICE Data Pricing and Reference Data, LLC. Refer to Note 3—Investments in the accompanying Notes to Consolidated Financial Statements for additional information.
[29] | Debt security is on non-accrual status.
[30] | Our investment in Funko was valued using Level 2 inputs within the ASC 820 fair value hierarchy. Our common units in Funko are convertible into 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.
[31] | Our investment in Funko was valued using Level 2 inputs within the ASC 820 fair value hierarchy. Our common units in Funko are convertible into 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.
[32] | $5.1 million of the debt security was participated to a third-party, but is accounted for as collateral for a secured borrowing under accounting principles generally accepted in the U.S. and presented as Secured borrowing on our accompanying Consolidated Statements of Assets and Liabilities as of March 31, 2022.
[33] | Debt security is on non-accrual status.

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