Consolidated Condensed Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 25, 2020	Sep. 27, 2019	Sep. 25, 2020	Sep. 27, 2019
Statement of Comprehensive Income [Abstract]
Net earnings	$ 225.8	$ 207.1	$ 397.7	$ 546.1
Other comprehensive income, net of income taxes:
Foreign currency translation adjustments	63.9	(52.5)	(36.4)	(34.5)
Pension adjustments	1.0	0.5	1.0	1.5
Total other comprehensive income (loss), net of income taxes	64.9	(52.0)	(35.4)	(33.0)
Comprehensive income (loss)	$ 290.7	$ 155.1	$ 362.3	$ 513.1