Consolidated Condensed Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Statement of Comprehensive Income [Abstract]
Net income	$ 1,110.1	$ 1,208.4	$ 3,855.6	$ 4,076.9
Other comprehensive income (loss), net of tax (Note 10)	114.4	127.8	323.7	(31.5)
Comprehensive income	$ 1,224.5	$ 1,336.2	$ 4,179.3	$ 4,045.4