Fair Value Measurements Investments, Changes in Fair Value of Investments that Use Level 3 Inputs (Details)
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3 Months Ended |
6 Months Ended |
Jun. 30, 2025
USD ($)
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Jun. 30, 2024
USD ($)
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Jun. 30, 2025
USD ($)
PortfolioCompany
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Jun. 30, 2024
USD ($)
PortfolioCompany
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Fair value, beginning of period |
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$ 375,823,562
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$ 353,676,708
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$ 377,640,317
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$ 376,992,972
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Net realized gain (loss) on investments |
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2,488,217
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2,034,517
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4,352,098
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2,034,517
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Net change in unrealized gain (loss) on investments |
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(5,623,775)
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(7,318,171)
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(10,504,360)
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(10,635,896)
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Purchases of investments and other adjustments to cost |
[1] |
8,761,877
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2,817,552
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29,110,929
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5,639,116
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Proceeds from sales of investments |
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(3,428,165)
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(2,749,081)
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(7,761,589)
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(2,749,081)
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Proceeds from principal repayments |
[2] |
(21,714,650)
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(22,689,371)
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(36,530,329)
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(45,509,474)
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Lien status change |
[3] |
0
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0
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0
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0
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Fair value, end of period |
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356,307,066
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325,772,154
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356,307,066
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325,772,154
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Transfer into Level 3 |
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0
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0
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0
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0
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Transfer out of Level 3 |
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0
|
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0
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0
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0
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Fair Value, Inputs, Level 3 [Member] |
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Net change in unrealized gain (loss) on investments |
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(2,858,317)
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(7,318,171)
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(4,629,186)
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(10,635,896)
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First Lien Senior Secured Loan [Member] |
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Fair value, beginning of period |
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302,968,264
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294,455,581
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304,120,042
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319,229,009
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Net realized gain (loss) on investments |
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0
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0
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0
|
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0
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Net change in unrealized gain (loss) on investments |
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(5,133,000)
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802,250
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(10,646,081)
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(2,808,050)
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Purchases of investments and other adjustments to cost |
[1] |
6,895,122
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2,590,720
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26,021,932
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5,412,284
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Proceeds from sales of investments |
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0
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(116,674)
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0
|
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(116,674)
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Proceeds from principal repayments |
[2] |
(21,295,014)
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(22,638,473)
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(36,060,521)
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(45,384,400)
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Lien status change |
[3] |
6,371,567
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(8,105,699)
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6,371,567
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(9,344,464)
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Fair value, end of period |
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289,806,939
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266,987,705
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289,806,939
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266,987,705
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Second Lien Senior Secured Loan [Member] |
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Fair value, beginning of period |
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6,044,612
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6,067,024
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6,034,048
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6,059,372
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Net realized gain (loss) on investments |
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0
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0
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0
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0
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Net change in unrealized gain (loss) on investments |
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31,325
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49,593
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114,013
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114,382
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Purchases of investments and other adjustments to cost |
[1] |
1,410,595
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7,925
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1,388,643
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7,925
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Proceeds from sales of investments |
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0
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0
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0
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0
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Proceeds from principal repayments |
[2] |
(50,898)
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(50,898)
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(101,070)
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(108,035)
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Lien status change |
[3] |
(7,435,634)
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0
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(7,435,634)
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0
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Fair value, end of period |
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0
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6,073,644
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0
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6,073,644
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Senior Secured Notes [Member] |
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Fair value, beginning of period |
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417,402
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0
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341,103
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0
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Net realized gain (loss) on investments |
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0
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0
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0
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Net change in unrealized gain (loss) on investments |
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12,378
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0
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0
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0
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Purchases of investments and other adjustments to cost |
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0
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[1] |
0
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88,677
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[1] |
0
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[1] |
Proceeds from sales of investments |
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0
|
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0
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0
|
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0
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Proceeds from principal repayments |
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0
|
[2] |
0
|
0
|
[2] |
0
|
[2] |
Lien status change |
[3] |
(429,780)
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0
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(429,780)
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0
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Fair value, end of period |
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0
|
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0
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0
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0
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Senior Unsecured Notes [Member] |
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Fair value, beginning of period |
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3,699,200
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1,265,130
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3,427,073
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1,384,446
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Net realized gain (loss) on investments |
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0
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0
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0
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0
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Net change in unrealized gain (loss) on investments |
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31,917
|
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(1,265,130)
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41,370
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(1,384,446)
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Purchases of investments and other adjustments to cost |
[1] |
1,884
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8,874
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264,558
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8,874
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Proceeds from sales of investments |
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0
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0
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0
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0
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Proceeds from principal repayments |
[2] |
0
|
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0
|
0
|
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0
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Lien status change |
[3] |
0
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3,418,199
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0
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3,418,199
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Fair value, end of period |
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3,733,001
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3,427,073
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3,733,001
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3,427,073
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Preferred Equity Securities [Member] |
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Fair value, beginning of period |
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50,798,894
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43,031,287
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53,603,055
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41,804,395
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Net realized gain (loss) on investments |
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0
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|
2,034,517
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1,863,881
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2,034,517
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Net change in unrealized gain (loss) on investments |
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1,636,698
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(6,120,457)
|
409,233
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(6,115,291)
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Purchases of investments and other adjustments to cost |
[1] |
454,276
|
|
210,033
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1,347,119
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|
210,033
|
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Proceeds from sales of investments |
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0
|
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(2,632,407)
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(4,333,420)
|
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(2,632,407)
|
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Proceeds from principal repayments |
[2] |
0
|
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0
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0
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(17,039)
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Lien status change |
[3] |
1,493,847
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3,957,229
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1,493,847
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5,195,994
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Fair value, end of period |
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54,383,715
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40,480,202
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54,383,715
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40,480,202
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Warrants and Other Equity Securities [Member] |
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Fair value, beginning of period |
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9,021,488
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6,039,575
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7,426,377
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5,706,423
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Net realized gain (loss) on investments |
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2,488,217
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|
0
|
2,488,217
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|
0
|
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Net change in unrealized gain (loss) on investments |
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(1,863,699)
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(784,427)
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(268,584)
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(451,275)
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Purchases of investments and other adjustments to cost |
[1] |
0
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0
|
0
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0
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Proceeds from sales of investments |
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(3,428,165)
|
|
0
|
(3,428,169)
|
|
0
|
|
Proceeds from principal repayments |
[2] |
0
|
|
0
|
0
|
|
0
|
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Lien status change |
[3] |
0
|
|
730,271
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0
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|
730,271
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Fair value, end of period |
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6,217,841
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5,985,419
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6,217,841
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5,985,419
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Fund Investments [Member] |
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Fair value, beginning of period |
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2,873,702
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|
2,818,111
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2,688,619
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2,809,327
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Net realized gain (loss) on investments |
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0
|
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0
|
0
|
|
0
|
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Net change in unrealized gain (loss) on investments |
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(339,394)
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0
|
(154,311)
|
|
8,784
|
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Purchases of investments and other adjustments to cost |
[1] |
0
|
|
0
|
0
|
|
0
|
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Proceeds from sales of investments |
|
0
|
|
0
|
0
|
|
0
|
|
Proceeds from principal repayments |
[2] |
(368,738)
|
|
0
|
(368,738)
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|
0
|
|
Lien status change |
[3] |
0
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|
0
|
0
|
|
0
|
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Fair value, end of period |
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$ 2,165,570
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$ 2,818,111
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2,165,570
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|
2,818,111
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Portfolio 1 [Member] |
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Investment, net |
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$ 12,312,500
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Number of new portfolio companies | PortfolioCompany |
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1
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Portfolio 17 [Member] |
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Investment, net |
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$ 15,353,701
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Number of existing portfolio companies | PortfolioCompany |
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17
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New Portfolio [Member] |
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Investment, net |
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$ 0
|
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Portfolio 3 [Member] |
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Changes in Fair Value of Level 3 Portfolio Investments [Abstract] |
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Investment, net |
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$ 2,134,380
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Number of existing portfolio companies | PortfolioCompany |
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3
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