Combined 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	$ 141.0	$ 121.0	$ 205.2	$ 310.3
Other comprehensive income (loss), net of income taxes:
Foreign currency translation adjustments	14.3	(15.8)	(13.3)	(10.1)
Other adjustments	0.1	0.1	1.9	0.3
Net current period other comprehensive income (loss), net of income taxes	14.4	(15.7)	(11.4)	(9.8)
Comprehensive income	$ 155.4	$ 105.3	$ 193.8	$ 300.5