RESTRUCTURING AND RELATED CHARGES - Summary of Costs Incurred By Reporting Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 02, 2022	Jan. 03, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	$ 17.4	$ 9.0
Cumulative costs	182.5
Estimated future costs to be incurred	15.5
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	5.4	4.9
Cumulative costs	106.3
Estimated future costs to be incurred	10.6
HPC | Operating Segments
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	0.6	2.6
Cumulative costs	21.1
Estimated future costs to be incurred	0.7
GPC | Operating Segments
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	11.4	1.5
Cumulative costs	52.4
Estimated future costs to be incurred	4.2
H&G | Operating Segments
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	0.0	$ 0.0
Cumulative costs	2.7
Estimated future costs to be incurred	$ 0.0