RESTRUCTURING AND RELATED CHARGES - Rollforward of Restructuring Accrual (Details) $ in Millions	3 Months Ended
	Jan. 02, 2022 USD ($)
Restructuring Reserve [Roll Forward]
Accrual balance at beginning of period	$ 10.2
Provisions	5.8
Cash expenditures	(0.7)
Non-cash items	(0.7)
Accrual balance at ending of period	14.6
Termination Benefits
Restructuring Reserve [Roll Forward]
Accrual balance at beginning of period	4.6
Provisions	0.5
Cash expenditures	(0.7)
Non-cash items	(1.3)
Accrual balance at ending of period	3.1
Other Costs
Restructuring Reserve [Roll Forward]
Accrual balance at beginning of period	5.6
Provisions	5.3
Cash expenditures	0.0
Non-cash items	0.6
Accrual balance at ending of period	$ 11.5