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LEASES - Maturities of Lease Liabilities by Fiscal Year Schedule (Details) - USD ($) $ in Millions	Apr. 03, 2021	Sep. 30, 2020	Mar. 28, 2020
Operating Leases
2021 (remainder of the year)	$ 34.6
2022	59.3
2023	44.3
2024	35.6
2025	29.2
Thereafter	30.0
Total lease payments	233.0
Less: Imputed interest	(18.0)
Total lease liabilities	215.0	$ 160.8	$ 130.3
Finance Leases
2021 (remainder of the year)	3.3
2022	6.5
2023	6.6
2024	6.6
2025	2.4
Thereafter	14.8
Total lease payments	40.2
Less: Imputed interest	(6.7)
Total lease liabilities	$ 33.5	$ 36.1	$ 35.9

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