v3.26.3
INCOME TAXES - Schedule of Net Assets Resulting from Operations to Estimated RIC Taxable Income (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Income Tax Disclosure [Abstract]        
Net increase in net assets from operations $ 21,436 $ 25,619 $ 46,167 $ 52,620
Net unrealized depreciation on investments     26,985 22,029
Expense/loss recognized for tax on pass-through entities     5 0
Realized gain book/tax differences     947 (613)
Capital loss carryover     (332) 13,537
Net operating income - wholly-owned subsidiary     (6,552) (24,404)
Dividend income from wholly-owned subsidiary     5,817 27,000
Non-deductible tax expense     1,059 1,487
Loss on extinguishment of debt     0 (1,363)
Non-deductible compensation     3,744 2,773
Compensation related book/tax differences     (6,145) (2,387)
Interest on non-accrual loans     4,382 2,953
Other book/tax differences     266 (39)
Estimated distributable income before deductions for distributions     76,343 $ 93,593
Capital loss carryover $ 159,700   $ 159,700