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RETIREMENT PLANS - Additional Information (Details) $ in Millions	12 Months Ended
	Sep. 30, 2023 USD ($) plan	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Compensation charges | $	$ 24.1	$ 28.3	$ 30.1
401(K) | Company matches 200% of associates’ initial 3% contribution
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Employer match of employee contribution (percent)	200.00%
Employee contribution of gross pay (percent)	3.00%
401(K) | Company matches 50% of associates' contribution up to 6%
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Employer match of employee contribution (percent)	50.00%
Employee contribution of gross pay (percent)	6.00%
Deferred Profit Sharing
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Employee contribution of gross pay (percent)	4.00%
Defined Benefit Pension Plan | International Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Number of frozen defined benefit pension plans associated with former international businesses | plan	3
Premium payment | $	$ 76.3		$ 67.7
Defined Benefit Pension Plan | U.S. Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Number of defined benefit plans for certain U.S. associates | plan	2

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 70
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480794/715-70-50-1

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