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Borrowings - 2029 Notes - Narrative (Details) - USD ($) $ in Thousands	Feb. 01, 2024	Jun. 30, 2026	Sep. 30, 2025	Dec. 03, 2024	Nov. 25, 2024	Jan. 29, 2024
Debt Instrument [Line Items]
Long-term debt		$ 4,537,552	$ 4,900,773
2029 Notes
Debt Instrument [Line Items]
Debt instrument, face amount	$ 600,000			$ 150,000
Long-term debt		$ 750,000	$ 750,000
Interest rate	6.00%
Debt instrument, redemption price, percent	100.00%
Debt instrument, basis spread on variable rate	0.35%
2029 Notes \| Interest Rate Swap
Debt Instrument [Line Items]
Debt instrument, face amount						$ 750,000
2029 Notes \| Interest Rate Swap \| Tranche one
Debt Instrument [Line Items]
Debt instrument, face amount						$ 600,000
Fixed interest rate						6.248%
Basis spread on variable rate						2.444%
2029 Notes \| Interest Rate Swap \| Tranche two
Debt Instrument [Line Items]
Debt instrument, face amount					$ 150,000
Fixed interest rate					5.881%
Basis spread on variable rate					2.012%