v3.26.1
Investments - Schedule of changes in fair value, broken out by security type (Details) - USD ($)
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Changes in fair value for all investments for which the Company determines fair value using unobservable (Level 3) factors    
Fair Value as of beginning $ 329,667,609 $ 285,194,721
Transfers into Level 3 18,235,494 20,751,144
Transfers out of Level 3 (21,948,775) (9,623,013)
Total gains:    
Net realized (loss) gain (52,772) [1] (114,144) [2]
Net unrealized (depreciation) appreciation (2,177,740) [3] (911,504) [4]
New investments, repayments and settlements:    
Purchases 8,512,364 [5] 11,973,736
Settlements/repayments (8,722,541) [5] (16,438,473)
Net amortization of premiums, PIK, discounts and fees 491,982 [5] 503,684
Sales [6]   (365,449)
Fair Value as of end 324,005,621 291,198,990
Change in unrealized value attributable to investments still held (2,357,457) (844,667)
First Lien Debt [Member]    
Changes in fair value for all investments for which the Company determines fair value using unobservable (Level 3) factors    
Fair Value as of beginning 188,700,935 149,557,665
Transfers into Level 3 15,391,408 18,655,278
Transfers out of Level 3 (17,326,330) (9,623,013)
Total gains:    
Net realized (loss) gain (60,626) [1] (47,553) [2]
Net unrealized (depreciation) appreciation (895,394) [3] (82,822) [4]
New investments, repayments and settlements:    
Purchases 7,681,813 [5] 9,888,941 [6]
Settlements/repayments (6,429,314) [5] (9,124,625)
Net amortization of premiums, PIK, discounts and fees 261,632 [5] 242,459
Sales [6]   (365,449)
Fair Value as of end 187,324,124 159,195,987
Second Lien Debt [Member]    
Changes in fair value for all investments for which the Company determines fair value using unobservable (Level 3) factors    
Fair Value as of beginning 3,916,340 7,392,500
Transfers into Level 3 0 407,950
Transfers out of Level 3 (1,516,340) 0
Total gains:    
Net realized (loss) gain 2,050 [1] 0 [2]
Net unrealized (depreciation) appreciation (8,138) [3] 16,985 [4]
New investments, repayments and settlements:    
Purchases 0 [5] 0
Settlements/repayments (410,000) [5] (0)
Net amortization of premiums, PIK, discounts and fees 1,088 [5] 4,035
Sales [6]   (0)
Fair Value as of end 1,985,000 7,787,500
Unitranche Debt [Member]    
Changes in fair value for all investments for which the Company determines fair value using unobservable (Level 3) factors    
Fair Value as of beginning 127,108,392 121,815,787
Transfers into Level 3 2,844,086 1,687,916
Transfers out of Level 3 (3,106,105) 0
Total gains:    
Net realized (loss) gain 5,804 [1] 66,591 [2]
Net unrealized (depreciation) appreciation (1,038,579) [3] (1,019,330) [4]
New investments, repayments and settlements:    
Purchases 477,762 [5] 1,530,582
Settlements/repayments (1,883,227) [5] (7,313,848)
Net amortization of premiums, PIK, discounts and fees 229,262 [5] 257,190
Sales [6]   (0)
Fair Value as of end 124,637,395 117,024,888
Equity and Preferred Shares [Member]    
Changes in fair value for all investments for which the Company determines fair value using unobservable (Level 3) factors    
Fair Value as of beginning 9,941,942 6,428,769
Transfers into Level 3 0 0
Transfers out of Level 3 0
Total gains:    
Net realized (loss) gain 0 [1] 0 [2]
Net unrealized (depreciation) appreciation (235,629) [3] 207,633 [4]
New investments, repayments and settlements:    
Purchases 352,789 [5] 554,213
Settlements/repayments 0 [5] 0
Net amortization of premiums, PIK, discounts and fees 0 [5] 0
Sales [6]   (0)
Fair Value as of end $ 10,059,102 $ 7,190,615
[1] Included in net realized gain (loss) on the accompanying Consolidated Statement of Operations for the three months ended March 31, 2026.
[2] Included in net realized gain (loss) on the accompanying Consolidated Statement of Operations for the three months ended March 31, 2025.
[3] Included in net change in unrealized depreciation on the accompanying Consolidated Statement of Operations for the three months ended March 31, 2026.
[4] Included in net change in unrealized depreciation on the accompanying Consolidated Statement of Operations for the three months ended March 31, 2025.
[5] Includes increases in the cost basis of investments resulting from portfolio investments, the amortization of discounts, and PIK, as well as decreases in the costs basis of investments resulting from principal repayments or sales, the amortization of premiums and acquisition costs and other cost-basis adjustments.
[6] Includes increases in the cost basis of investments resulting from portfolio investments, the amortization of discounts, and PIK, as well as decreases in the costs basis of investments resulting from principal repayments or sales, the amortization of premiums and acquisition costs and other cost-basis adjustments.