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DEBT - Components of Long-Term Debt (Details) - USD ($) $ in Millions	Jul. 02, 2022	Sep. 30, 2021	Aug. 13, 2021	Jul. 03, 2021	Mar. 17, 2021	Oct. 22, 2019	Dec. 15, 2016
Debt Instrument [Line Items]
Total debt	$ 3,500.1	$ 2,315.3		$ 2,201.2
Less current portions	322.0	57.8		53.7
Long-term debt	3,155.6	2,236.7		2,132.0
Credit Facilities \| Revolving loans
Debt Instrument [Line Items]
Total debt	617.4	0.0		278.8
Credit Facilities \| Term loans
Debt Instrument [Line Items]
Total debt	$ 987.5	$ 670.0		$ 680.0
Senior Notes \| 4.000% Senior Notes Due 2031
Debt Instrument [Line Items]
Interest rate of debt (percentage)	4.00%	4.00%		4.00%	4.00%
Total debt	$ 500.0	$ 500.0		$ 500.0
Senior Notes \| 4.375% Senior Notes Due 2032
Debt Instrument [Line Items]
Interest rate of debt (percentage)	4.375%	4.375%	4.375%	4.375%
Total debt	$ 400.0	$ 400.0		$ 0.0
Senior Notes \| 4.500% Senior Notes Due 2029
Debt Instrument [Line Items]
Interest rate of debt (percentage)	4.50%	4.50%		4.50%		4.50%
Total debt	$ 450.0	$ 450.0		$ 450.0
Senior Notes \| 5.250% Senior Notes Due 2026
Debt Instrument [Line Items]
Interest rate of debt (percentage)	5.25%	5.25%		5.25%			5.25%
Total debt	$ 250.0	$ 250.0		$ 250.0
Receivables facility
Debt Instrument [Line Items]
Total debt	250.0	0.0		0.0
Finance lease obligations
Debt Instrument [Line Items]
Total debt	29.3	33.4		34.5
Other
Debt Instrument [Line Items]
Total debt	15.9	11.9		7.9
Long-term debt
Debt Instrument [Line Items]
Less unamortized debt issuance costs	$ 22.5	$ 20.8		$ 15.5