Consolidated Condensed Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 1,902.9	$ 1,355.3
Other comprehensive income, net of tax (Note 10)	117.8	100.8
Comprehensive income	$ 2,020.7	$ 1,456.1