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Debt - Fiscal 2024 Transactions (Details)			12 Months Ended
	Sep. 17, 2024 USD ($) Rate	Jan. 24, 2024 USD ($) Rate	Sep. 30, 2024 USD ($)	Sep. 20, 2024 USD ($)	Nov. 30, 2023 USD ($)	Nov. 29, 2023 USD ($)	Sep. 30, 2023 USD ($)
Third-Parties
Debt Instrument [Line Items]
Debt fees	$ 2,000,000	$ 3,000,000
Creditors
Debt Instrument [Line Items]
Debt fees		$ 2,000,000
January 2024 Senior Term Loan Credit Agreement
Debt Instrument [Line Items]
Proceeds from issuance of secured note			$ 42,000,000
Repayments of secured debt			42,000,000
September 2024 Senior Term Loan Credit Agreement
Debt Instrument [Line Items]
Proceeds from issuance of secured note			62,000,000
Repayments of secured debt			62,000,000
Acquisition Corp.
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate (as a percent) | Rate	1.75%	2.00%
Acquisition Corp. | Fed Funds Effective Rate Overnight Index Swap Rate
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate (as a percent) | Rate	0.50%	0.50%
Acquisition Corp. | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate (as a percent) | Rate	1.00%	1.00%
Acquisition Corp. | Base Rate
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate (as a percent)	1.00%	1.00%
Revolving Credit Facility | Acquisition Corp.
Debt Instrument [Line Items]
Line of credit facility, current borrowing capacity			$ 350,000,000		$ 350,000,000	$ 300,000,000	$ 350,000,000
Increase in secured indebtedness to EBITDA					140,000,000	$ 105,000,000
Secured indebtedness of EBITDA				$ 750,000,000	$ 250,000,000
Debt instrument, covenant, total indebtedness to EBITDA ratio					3.60
Revolving Credit Facility | Acquisition Corp. | Fed Funds Effective Rate Overnight Index Swap Rate
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate (as a percent)			0.50%

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