Consolidated Condensed Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Net income	$ 747.7	$ 600.8	$ 1,187.8	$ 1,130.3
Other comprehensive income (loss), net of tax	(106.5)	254.3	209.5	(411.4)
Comprehensive income	$ 641.2	$ 855.1	$ 1,397.3	$ 718.9