LEASES - Summary of Cash Paid for Lease Liabilities (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 02, 2022	Jan. 03, 2021
Leases [Abstract]
Operating cash flow from operating leases	$ 5.4	$ 3.4
Operating cash flows from finance leases	1.3	1.5
Financing cash flows from finance leases	2.1	2.7
Supplemental non-cash flow disclosure
Acquisition of operating lease asset through lease obligations	$ 4.8	$ 7.3