Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 28, 2020	Mar. 30, 2019
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning	$ 5,803.8	$ 5,668.0
OCI before reclassifications	(102.1)
Amounts reclassified from AOCI	(1.4)
Other comprehensive income (loss), net of tax	(103.5)	(15.6)
Balance, ending	5,786.4	5,700.6
Fair Value of Derivative Financial Instruments, net of tax
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning	12.7
OCI before reclassifications	(8.0)
Amounts reclassified from AOCI	(1.4)
Other comprehensive income (loss), net of tax	(9.4)
Balance, ending	3.3
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning	132.9
OCI before reclassifications	(92.2)
Amounts reclassified from AOCI	0.0
Other comprehensive income (loss), net of tax	(92.2)
Balance, ending	40.7
Post-Retirement and Pension Liability Adjustments, net of tax
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning	(6.2)
OCI before reclassifications	(1.9)
Amounts reclassified from AOCI	0.0
Other comprehensive income (loss), net of tax	(1.9)
Balance, ending	(8.1)
Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning	139.4	84.6
Other comprehensive income (loss), net of tax	(103.5)	(15.6)
Balance, ending	$ 35.9	$ 69.0