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PORTFOLIO INVESTMENTS AND FAIR VALUE - Industry Concentration of Investment Portfolio (Details) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 977,628,049 $ 1,026,139,686
Fair value of investments $ 968,246,417 $ 1,007,623,395
% of Total Investments at fair value 100.00% 100.00%
Services: Business    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 267,146,512 $ 265,116,204
Fair value of investments $ 279,023,494 $ 266,803,107
% of Total Investments at fair value 28.81% 26.48%
Healthcare & Pharmaceuticals    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 92,789,334 $ 92,736,458
Fair value of investments $ 93,248,553 $ 92,182,392
% of Total Investments at fair value 9.63% 9.15%
High Tech Industries    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 83,799,028 $ 103,212,518
Fair value of investments $ 87,870,512 $ 106,937,496
% of Total Investments at fair value 9.08% 10.61%
Capital Equipment    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 66,024,758 $ 61,644,736
Fair value of investments $ 70,816,608 $ 65,191,527
% of Total Investments at fair value 7.31% 6.47%
Media: Advertising, Printing & Publishing    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 66,686,918 $ 78,965,841
Fair value of investments $ 65,378,889 $ 79,030,004
% of Total Investments at fair value 6.75% 7.84%
Beverage & Food    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 53,586,210 $ 54,323,129
Fair value of investments $ 54,209,390 $ 58,129,551
% of Total Investments at fair value 5.60% 5.77%
Consumer Goods: Non-Durable    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 60,023,531 $ 61,701,885
Fair value of investments $ 49,964,505 $ 53,502,252
% of Total Investments at fair value 5.16% 5.31%
Services: Consumer    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 42,711,724 $ 42,793,668
Fair value of investments $ 40,914,720 $ 40,569,003
% of Total Investments at fair value 4.23% 4.03%
Construction & Building    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 36,574,917 $ 36,950,838
Fair value of investments $ 38,007,732 $ 37,219,214
% of Total Investments at fair value 3.93% 3.69%
Consumer Goods: Durable    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 35,293,483 $ 35,569,885
Fair value of investments $ 29,585,372 $ 31,655,077
% of Total Investments at fair value 3.06% 3.14%
Aerospace & Defense    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 29,523,481 $ 28,192,548
Fair value of investments $ 27,078,323 $ 25,968,951
% of Total Investments at fair value 2.80% 2.58%
Environmental Industries    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 20,775,702 $ 20,190,193
Fair value of investments $ 26,355,158 $ 22,323,773
% of Total Investments at fair value 2.72% 2.22%
Chemicals, Plastics, & Rubber    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 18,987,958 $ 20,054,202
Fair value of investments $ 18,855,490 $ 19,792,281
% of Total Investments at fair value 1.95% 1.96%
Transportation & Logistics    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 16,711,941 $ 16,593,938
Fair value of investments $ 16,762,366 $ 16,791,026
% of Total Investments at fair value 1.73% 1.67%
Retail    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 14,658,412 $ 14,715,878
Fair value of investments $ 14,681,990 $ 14,756,518
% of Total Investments at fair value 1.52% 1.46%
Energy: Oil & Gas    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 12,407,569 $ 11,802,297
Fair value of investments $ 11,617,564 $ 11,077,160
% of Total Investments at fair value 1.20% 1.10%
Containers, Packaging, & Glass    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 20,877,339 $ 20,714,369
Fair value of investments $ 10,844,141 $ 6,360,684
% of Total Investments at fair value 1.12% 0.63%
Wholesale    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 8,900,589 $ 8,900,149
Fair value of investments $ 8,956,207 $ 8,921,351
% of Total Investments at fair value 0.92% 0.89%
FIRE: Real Estate    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 19,369,665 $ 18,419,200
Fair value of investments $ 6,491,544 $ 8,379,604
% of Total Investments at fair value 0.67% 0.83%
Media: Diversified & Production    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 5,825,064 $ 7,495,599
Fair value of investments $ 5,811,029 $ 7,566,694
% of Total Investments at fair value 0.60% 0.75%
Finance    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Fair value of investments $ 5,436,063 $ 6,187,401
% of Total Investments at fair value 0.56% 0.61%
Education    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost $ 4,953,914 $ 4,806,660
Fair value of investments $ 3,714,282 $ 3,750,674
% of Total Investments at fair value 0.38% 0.37%
Media: Broadcasting & Subscription    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost   $ 12,057,869
Fair value of investments $ 2,622,485 $ 15,196,592
% of Total Investments at fair value 0.27% 1.51%
Hotel, Gaming, & Leisure    
PORTFOLIO INVESTMENTS AND FAIR VALUE    
Investments, amortized cost   $ 9,181,622
Fair value of investments   $ 9,331,063
% of Total Investments at fair value   0.93%