Debt Instrument, Annual Facility Fee Rate, Increase (Decrease), Basis Points

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Debt Instrument, Covenant, Common Stock Cash Dividends, Annual Maximum

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Debt Instrument, Covenant, Fixed Charge Coverage Ratio

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Debt Instrument, Covenant, Fixed Charge Coverage Ratio, Minimum

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Debt Instrument, Covenant, Incremental Investments, Loans, And Advances, Maximum

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Debt Instrument, Covenant, Leverage Ratio, Maximum

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Debt Instrument, Covenant, Leverage Ratio, Minimum Threshold For Additional Pricing Tier

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Debt Instrument, Covenant, Other Dividends And Distributions, Maximum

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Debt Instrument, Interest Rate, Increase (Decrease), Basis Points

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Debt Instrument Maturity Period

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Leverage Ratio

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- Definition

Line Of Credit Facility, Commitment, Increase (Decrease)

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No definition available.

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- Definition

Facility will be available for issuance of letters of credit up to this amount

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Incremental percentage increase (decrease) in the stated rate on a debt instrument.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Weighted average interest rate of debt outstanding.

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No definition available.

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Fair value of the amount outstanding under the credit facility.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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- Definition

Amount of cash outflow for short-term and long-term debt. Excludes payment of lease obligation.

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DEBT - Credit Facilities (Details) $ in Millions			12 Months Ended
DEBT - Credit Facilities (Details) $ in Millions	Jul. 31, 2023 USD ($)	Apr. 08, 2022 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2023	Sep. 30, 2022	Jun. 08, 2022
Debt Instrument [Line Items]
Debt, weighted average interest rate (percentage)			5.80%	5.40%	3.60%
Fixed charge coverage ratio			1.27
Debt Instrument, Redemption, Period Two
Debt Instrument [Line Items]
Fixed charge coverage ratio, minimum			1.00
Debt Instrument, Redemption, Period Five
Debt Instrument [Line Items]
Maximum leverage ratio			6.00
Debt Instrument, Redemption, Period Six
Debt Instrument [Line Items]
Maximum leverage ratio			5.50
Debt Instrument, Redemption, Period Seven
Debt Instrument [Line Items]
Maximum leverage ratio			5.25
Debt Instrument, Redemption, Period Eight
Debt Instrument [Line Items]
Maximum leverage ratio			5.00
Debt Instrument, Redemption, Period Nine
Debt Instrument [Line Items]
Maximum leverage ratio			4.75
Debt Instrument, Redemption, Period Ten
Debt Instrument [Line Items]
Maximum leverage ratio			4.50
Fifth Amended And Restated Senior Secured Credit Agreement
Debt Instrument [Line Items]
Leverage ratio			4.86
Sixth Amended And Restated Senior Secured Credit Agreement
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 2,500.0
Outstanding debt			$ 2,225.0
Credit Facilities
Debt Instrument [Line Items]
Senior secured credit facilities, available borrowing capacity			$ 1,167.0
Credit Facilities \| Sixth Amended And Restated Senior Secured Credit Agreement
Debt Instrument [Line Items]
Debt, maturity period (in years)		5 years
Revolving loans
Debt Instrument [Line Items]
Debt, weighted average interest rate (percentage)			9.10%	7.60%	2.80%
Revolving loans \| Sixth Amended And Restated Senior Secured Credit Agreement, Amendment One
Debt Instrument [Line Items]
Interest rate, increase (decrease)						35
Annual facility fee rate increase (decrease)						15
Maximum leverage ratio						4.75
Cash dividends, annual maximum	$ 225.0
Maximum other dividends and distributions	25.0
Revolving loans \| Sixth Amended And Restated Senior Secured Credit Agreement, Amendment Two
Debt Instrument [Line Items]
Line Of Credit Facility, Commitment, Increase (Decrease)	$ 250.0
Debt Instrument, Interest Rate, Increase (Decrease)	0.25%
Debt Instrument, Covenant, Leverage Ratio, Minimum Threshold For Additional Pricing Tier	6.00
Debt Instrument, Covenant, Incremental Investments, Loans, And Advances, Maximum	$ 25.0
Letter of Credit \| Credit Facilities
Debt Instrument [Line Items]
Aggregate face amount of letters of credit outstanding			$ 83.0
Term loans \| Credit Facilities
Debt Instrument [Line Items]
Repayments of debt			$ 250.0
Revolving loans \| Sixth Amended And Restated Senior Secured Credit Agreement
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 1,500.0
Letters of credit		100.0
Secured Term Loan \| Sixth Amended And Restated Senior Secured Credit Agreement
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 1,000.0
Secured Term Loan \| Sixth Amended And Restated Senior Secured Credit Agreement, Amendment One
Debt Instrument [Line Items]
Interest rate, increase (decrease)						50