DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Derivative Instruments Reported on the Balance Sheet (Details) - Foreign exchange forward contracts - USD ($) $ in Millions	Jan. 03, 2020	Sep. 27, 2019
Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Total derivatives	$ 2.3	$ 2.8
Designated as Hedging Instrument | Prepaid Expenses and Other Current Assets
Derivatives, Fair Value [Line Items]
Total derivatives	1.9	2.8
Derivatives Not Designated as Hedging Instrument | Prepaid Expenses and Other Current Assets
Derivatives, Fair Value [Line Items]
Total derivatives	$ 0.4	$ 0.0