RELATED PARTY TRANSACTIONS (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 04, 2021	Jun. 28, 2020	Jul. 04, 2021	Jun. 28, 2020	Sep. 30, 2020
Related Party Transaction [Line Items]
Net income (loss)	$ 30.7	$ 145.1	$ 139.4	$ 52.4
TSAs and reverse TSAs
Related Party Transaction [Line Items]
Net income (loss)		(1.6)	(1.7)	1.6
TSAs
Related Party Transaction [Line Items]
TSA charges		2.1	0.9	8.6
Reverse TSAs
Related Party Transaction [Line Items]
TSA charges		3.7	$ 2.6	10.2
Minimum | TSAs and reverse TSAs
Related Party Transaction [Line Items]
Overall expected time period of transition (up to)			12 months
Maximum | TSAs and reverse TSAs
Related Party Transaction [Line Items]
Overall expected time period of transition (up to)			24 months
Energizer | TSAs and reverse TSAs
Related Party Transaction [Line Items]
Net receivable					$ 5.4
Net payable	2.1		$ 2.1
Energizer | H&G supply agreement
Related Party Transaction [Line Items]
Net receivable	0.0		$ 0.0		4.4
Supply agreement contract term			24 months
Revenue		$ 2.1	$ 5.9	$ 13.0
Varta AG | TSAs and reverse TSAs
Related Party Transaction [Line Items]
Net payable	$ 0.7		$ 0.7		$ 1.0