Accumulated Other Comprehensive Income (Loss) - Summary of Accumulated Other Comprehensive Income (Loss), Net of Tax (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 04, 2021	Jun. 28, 2020	Jul. 04, 2021	Jun. 28, 2020
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance	$ 376.6	$ (962.0)	$ (1,010.8)	$ (812.8)
Other comprehensive income (loss), net of tax	6.3	(5.4)	13.5	(55.2)
Ending balance	375.6	(1,006.5)	375.6	(1,006.5)
Pension and Other Postemployment Benefits
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance	(4.5)	(4.3)	(4.5)	(4.3)
Current period deferrals	0.0	0.0	0.0	0.0
Amounts reclassified to net loss	0.0	0.0	0.0	0.0
Cumulative effect of change in accounting standard				0.0
Other comprehensive income (loss), net of tax	0.0	0.0	0.0	0.0
Ending balance	(4.5)	(4.3)	(4.5)	(4.3)
Derivatives | Foreign Currency Derivatives
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance	(1.3)	7.6	(4.9)	2.7
Current period deferrals	(0.8)	(1.7)	2.7	3.7
Amounts reclassified to net loss	1.5	(2.0)	1.6	(2.5)
Cumulative effect of change in accounting standard				0.0
Other comprehensive income (loss), net of tax	0.7	(3.7)	4.3	1.2
Ending balance	(0.6)	3.9	(0.6)	3.9
Derivatives | Interest Rate Derivatives
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance	(41.5)	(49.7)	(53.9)	(5.8)
Current period deferrals	(1.4)	(5.8)	1.9	(43.9)
Amounts reclassified to net loss	5.9	(0.3)	15.0	(2.4)
Cumulative effect of change in accounting standard				(3.7)
Other comprehensive income (loss), net of tax	4.4	(6.1)	16.8	(50.0)
Ending balance	(37.1)	(55.8)	(37.1)	(55.8)
Unrealized Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance	(13.9)	(75.3)	(5.1)	(64.5)
Current period deferrals	1.1	4.4	(7.7)	(6.4)
Amounts reclassified to net loss	0.0	0.0	0.0	0.0
Cumulative effect of change in accounting standard				0.0
Other comprehensive income (loss), net of tax	1.1	4.4	(7.7)	(6.4)
Ending balance	(12.8)	(70.9)	(12.8)	(70.9)
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance	(61.2)	(121.7)	(68.4)	(71.9)
Current period deferrals	(1.1)	(3.1)	(3.1)	(46.6)
Amounts reclassified to net loss	7.4	(2.3)	16.6	(4.9)
Cumulative effect of change in accounting standard				(3.7)
Other comprehensive income (loss), net of tax	6.3	(5.4)	13.5	(55.2)
Ending balance	$ (54.9)	$ (127.1)	$ (54.9)	$ (127.1)