v3.26.1
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 6 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Cash flows from operating activities:    
Net increase (decrease) in members' equity resulting from operations $ 25,159 $ 29,553
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 20,079 49,738
Net change in unrealized appreciation (depreciation) on debt (4) (91)
Net realized (gain) loss on investments 6,079 (23,197)
Debt extinguishment 1,380 0
Net accretion of discount and amortization of premium (3,603) (7,430)
Purchases of investments (462,714) (900,239)
Payment-in-kind interest (3,140) (3,076)
Proceeds from dispositions of investments 636,347 523,668
Amortization of deferred financing costs 2,221 779
(Increase) decrease in:    
Interest receivable 1,221 1,073
Receivable for investments sold (28,683) (2,048)
Distribution receivable (900) (311)
Prepaid expenses and other assets 58 (2,070)
Due from affiliate 185 209
Increase (decrease) in:    
Payable for investments purchased (14,852) (20,363)
Interest payable on debt (3,765) 557
Base management fee payable (122) 1,016
Incentive fee payable (446) 3,069
Deferred tax liability (306) (1,100)
Due to affiliates (739) 0
Account payable and accrued expenses (585) (523)
Net cash provided by (used in) operating activities 172,870 (350,786)
Cash flows from financing activities:    
Proceeds from public offering 0 213,811
Offering costs 0 (648)
Distributions paid to stockholders (61,019) (51,086)
Borrowings under Credit Facility 141,500 235,001
Repayments under Credit Facility (497,000) (405,000)
Net cash provided by (used in) financing activities (173,687) 350,107
Net increase (decrease) in cash and cash equivalents (817) (679)
Cash and cash equivalents, end of period 121,871 111,358
Supplemental disclosures:    
Interest paid 52,837 43,554
Taxes paid 790 900
Non-cash exchanges and conversions 2,030 551
Non-cash purchases and disposition of investments 133,131 0
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