LEASES - Schedule of Operating Lease Cost and Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Apr. 03, 2020	Apr. 03, 2020
Leases [Abstract]
Total operating lease costs	$ 1.9	$ 4.0
Total finance lease costs	0.1	0.1
Operating cash flows from operating leases	2.1	4.1
Financing cash flows from finance leases	(0.1)	0.0
Total cash paid for amounts included in the measurement of lease liabilities	$ 2.0	$ 4.1