XML 59 R49.htm IDEA: XBRL DOCUMENT v3.23.3
PORTFOLIO INVESTMENTS AND FAIR VALUE - Aggregate Values of Level 3 Portfolio Investments Change (Details) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Fair value at beginning of period $ 844,733,638 $ 772,873,326 $ 772,873,326
Purchases of investments 139,650,422   211,010,869
Payment-in-kind interest 2,732,530   1,357,177
Sales and redemptions (79,261,718)   (127,842,800)
Realized (losses) gains 656,601   3,772,512
Amortization of premium and accretion of discount, net (2,078,183) (1,839,720) (2,519,462)
Fair value at end of period 886,338,148   844,733,638
Level 3 transfers 0   0
Operating Income      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Change in unrealized (depreciation) appreciation included in earnings (24,338,195)   (17,542,230)
Foreign Currency      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Change in unrealized (depreciation) appreciation on foreign currency included in earnings 86,687   (1,414,678)
Senior SecuredLoans-First Lien      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Fair value at beginning of period 735,555,508 646,352,935 646,352,935
Purchases of investments 132,330,331   196,925,873
Payment-in-kind interest 2,268,148   826,816
Sales and redemptions (68,327,719)   (98,160,329)
Realized (losses) gains (870)   (3,929,334)
Amortization of premium and accretion of discount, net (1,955,509)   (2,303,833)
Fair value at end of period 793,131,815   735,555,508
Senior SecuredLoans-First Lien | Operating Income      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Change in unrealized (depreciation) appreciation included in earnings (10,737,043)   (7,342,462)
Senior SecuredLoans-First Lien | Foreign Currency      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Change in unrealized (depreciation) appreciation on foreign currency included in earnings 87,951   (1,421,824)
Senior Secured Loans-Second Lien      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Fair value at beginning of period 45,304,300 56,733,110 56,733,110
Purchases of investments     4,900,000
Sales and redemptions (9,882,105)   (10,809,276)
Realized (losses) gains     (4,109,525)
Amortization of premium and accretion of discount, net (110,956)   (201,679)
Fair value at end of period 21,935,000   45,304,300
Senior Secured Loans-Second Lien | Operating Income      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Change in unrealized (depreciation) appreciation included in earnings (13,598,151)   (1,611,688)
Unsecured Debt      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Fair value at beginning of period 4,823,898 4,883,854 4,883,854
Purchases of investments     83,511
Payment-in-kind interest 464,382   530,361
Sales and redemptions (211,627)    
Amortization of premium and accretion of discount, net (11,718)   (13,950)
Fair value at end of period 5,675,605   4,823,898
Unsecured Debt | Operating Income      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Change in unrealized (depreciation) appreciation included in earnings 587,234   (687,778)
Equity Securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Fair value at beginning of period 59,049,932 $ 64,903,427 64,903,427
Purchases of investments 7,320,091   9,101,485
Sales and redemptions (840,267)   (18,873,195)
Realized (losses) gains 657,471   11,811,371
Fair value at end of period 65,595,728   59,049,932
Equity Securities | Operating Income      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Change in unrealized (depreciation) appreciation included in earnings (590,235)   (7,900,302)
Equity Securities | Foreign Currency      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Change in unrealized (depreciation) appreciation on foreign currency included in earnings $ (1,264)   $ 7,146