COMMITMENTS AND GUARANTEES - Lease Commitment Information (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 27, 2020 USD ($)	Jun. 29, 2019 USD ($)	Jun. 27, 2020 USD ($) office_building distribution_center	Jun. 29, 2019 USD ($)	Sep. 28, 2019
Commitments and Guarantees [Abstract]
Weighted average incremental borrowing rate	3.70%		3.70%
Increase in lease liability			$ 53.1
Operating lease liability	$ 517.0		517.0
Operating lease right-of-use asset	516.0		$ 516.0
Number of distribution centers | distribution_center			1
Number of office buildings | office_building			2
Operating lease, payments	$ 38.4	$ 36.6	$ 79.0	$ 74.8
Weighted average remaining term, leases					6 years