v3.26.1
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash flows from operating activities:    
Net increase (decrease) in members' equity resulting from operations $ 32,735 $ 48,852
Adjustments to reconcile net increase (decrease) in net assets resulting from operations to net cash provided by (used in) operating activities:    
Net change in unrealized (appreciation) depreciation on investments 76,729 39,855
Net change in unrealized appreciation (depreciation) on debt (27) (15)
Net realized (gain) loss on investments (31,304) (8,355)
Debt extinguishment 1,380 0
Net accretion of discount and amortization of premium (5,517) (8,499)
Purchases of investments (674,773) (1,108,335)
Payment-in-kind interest (4,541) (4,135)
Proceeds from dispositions of investments 908,082 669,456
Amortization of deferred financing costs 2,870 1,267
(Increase) decrease in:    
Interest receivable 336 232
Receivable for investments sold (6,103) 0
Distribution receivable (6,081) (634)
Prepaid expenses and other assets 49 (1,792)
Due from affiliate 88 128
Increase (decrease) in:    
Payable for investments purchased (14,852) (20,363)
Interest payable on debt 490 4,031
Base management fee payable (168) 1,341
Incentive fee payable (407) 2,207
Deferred tax liability (1,272) (822)
Due to affiliates (739) 49
Account payable and accrued expenses (846) (520)
Net cash provided by (used in) operating activities 276,129 (386,052)
Cash flows from financing activities:    
Proceeds from public offering 0 245,479
Offering costs 0 (723)
Distributions paid to stockholders (91,528) (81,053)
Borrowings under Credit Facility 341,500 260,000
Repayments under Credit Facility (707,000) (405,000)
Net cash provided by (used in) financing activities (298,004) 376,732
Net increase (decrease) in cash and cash equivalents (21,875) (9,320)
Effect of exchange rate changes on cash (5) (0)
Cash and cash equivalents, beginning of period 122,688 112,050
Cash and cash equivalents, end of period 100,808 102,730
Supplemental disclosures:    
Interest paid 72,961 62,139
Taxes paid 795 975
Non-cash exchanges and conversions 4,187 16,585
Non-cash purchases and disposition of investments 133,131 0
2026 Notes    
Cash flows from financing activities:    
Repayment of Asset-Backed Debt (185,000)  
2031 Asset-Backed Debt    
Cash flows from financing activities:    
Issuance of 2037 Asset-Backed Debt 105,000 0
Capitalized Borrowing Costs (3,808)  
2036 Asset-Backed Debt    
Cash flows from financing activities:    
Repayment of Asset-Backed Debt (287,000) 0
2029 Notes    
Cash flows from financing activities:    
Issuance of 2037 Asset-Backed Debt 200,000 0
Capitalized Borrowing Costs (4,132) 0
2037 Asset-Backed Debt    
Cash flows from financing activities:    
Issuance of 2037 Asset-Backed Debt 0 361,000
Borrowings Asset-Backed Debt 28,500 0
Capitalized Borrowing Costs 0 (2,971)
2038-R Asset-Backed Debt    
Cash flows from financing activities:    
Issuance of Debt 287,000 0
Capitalized Borrowing Costs (2,536) 0
2036-R Asset-Backed Debt    
Cash flows from financing activities:    
Borrowings Asset-Backed Debt $ 21,000 $ 0