Borrowings - Schedule of Components of Interest Expenses (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
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| Debt Disclosure [Abstract] | ||||
| Stated interest expense | $ 35,200 | $ 27,300 | $ 107,600 | $ 62,500 |
| Credit facility fees | 2,600 | 1,800 | 8,200 | 4,600 |
| Amortization of debt financing costs | 2,200 | 1,700 | 6,500 | 4,100 |
| Effect of interest rate swaps | 500 | 900 | 2,600 | 2,400 |
| Total interest expense | $ 40,500 | $ 31,700 | $ 124,900 | $ 73,600 |
| Weighted average interest rate | 6.915% | 8.418% | 7.117% | 8.341% |
| Weighted average outstanding balance | $ 2,042,400 | $ 1,366,900 | $ 2,027,200 | $ 1,035,100 |
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- Definition Credit Facility Fees No definition available.
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- Definition Effect Of Interest Swaps, Debt No definition available.
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- Definition Amount of amortization expense attributable to debt discount (premium) and debt issuance costs. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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- Definition The average effective interest rate during the reporting period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of the cost of borrowed funds accounted for as interest expense for debt. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Average amount borrowed under the credit facility during the period. No definition available.
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