OTHER COMPREHENSIVE INCOME OR LOSS - Changes in the AOCI Balance (Details) - USD ($) $ in Millions	4 Months Ended
	Jun. 18, 2022	Jun. 19, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning AOCI balance	$ 3,024.6	$ 1,324.3
Other comprehensive loss before reclassifications	(4.0)
Amounts reclassified from accumulated other comprehensive income	0.2	0.2
Tax (expense) benefit	1.0	(0.1)
Other comprehensive (loss) income	(2.8)	0.1
Ending AOCI balance	4,070.6	1,698.4
Accumulated other comprehensive income
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning AOCI balance	69.0	63.5
Ending AOCI balance	66.2	63.6
Pension and Post-retirement benefit plans
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning AOCI balance	67.1	61.3
Other comprehensive loss before reclassifications	0.0
Amounts reclassified from accumulated other comprehensive income	0.2	0.2
Tax (expense) benefit	0.0	(0.1)
Other comprehensive (loss) income	0.2	0.1
Ending AOCI balance	67.3	61.4
Other
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning AOCI balance	1.9	2.2
Other comprehensive loss before reclassifications	(4.0)
Amounts reclassified from accumulated other comprehensive income	0.0	0.0
Tax (expense) benefit	1.0	0.0
Other comprehensive (loss) income	(3.0)	0.0
Ending AOCI balance	$ (1.1)	$ 2.2