Condensed Consolidated Statements of Comprehensive Income (unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Statement of Comprehensive Income [Abstract]
Net earnings	$ 2,020.5	$ 289.0
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(22.9)	14.6
Total other comprehensive income (loss), net of tax	(22.9)	14.6
Comprehensive income	$ 1,997.6	$ 303.6