Quarterly report pursuant to Section 13 or 15(d)

BORROWINGS - Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation (Details)

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BORROWINGS - Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation (Details) - Significant Unobservable Inputs (Level 3) - Fair Value, Recurring - USD ($)
$ in Thousands
 3 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Mar. 31, 2023
Debt Instrument [Line Items]      
Recurring Fair Value Measurements Reported in Consolidated Statements of Assets and Liabilities Using Significant Unobservable Inputs (Level 3) $ 46,160   $ 35,171
Long-Term Debt      
Fair Value Measurements of Borrowings Using Significant Unobservable Inputs (Level 3) Reported in Consolidated Statements of Assets and Liabilities      
Beginning balance 35,171 $ 0  
Borrowings 31,800 0  
Repayments (20,800) 0  
Unrealized appreciation (depreciation) (11) 0  
Ending balance $ 46,160 $ 0