v3.26.1
Investments - Consolidated Statements of Operations for PSLF (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2026
Mar. 31, 2025
Expenses:        
Interest expense on subordinated notes to members $ 8,106 $ 10,318 $ 18,607 $ 22,058
General and administrative expenses 1,000 1,150 1,850 2,400
Total expenses 15,593 19,234 35,855 40,447
Net investment income 9,342 11,429 16,335 24,421
Realized and unrealized gain (loss) on investments:        
Net realized gain (loss) on investments 417 27,763 (58,585) 30,323
PSLF        
Investment income:        
Interest 32,334 35,427 64,773 68,380
Other income 312 306 717 829
Total investment income 32,646 35,733 65,490 69,209
Expenses:        
Interest expense on credit facility and asset-backed debt 15,960 17,294 32,170 32,937
Interest expense on subordinated notes to members 7,353 7,434 15,051 14,777
Administrative services expenses 891 899 1,740 1,677
General and administrative expenses 441 300 784 696
Total expenses 24,645 25,927 49,745 50,087
Net investment income 8,001 9,806 15,745 19,122
Realized and unrealized gain (loss) on investments:        
Net realized gain (loss) on investments (15,645) 0 (15,645) (2,126)
Net change in unrealized appreciation (depreciation) on Investments 5,140 (6,386) (8,990) (8,304)
Net realized and unrealized gain (loss) from investments (10,505) (6,386) (24,635) (10,430)
Net increase (decrease) in members' equity resulting from operations $ (2,504) $ 3,420 $ (8,890) $ 8,692