Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2015

Earnings Per Share [Abstract]

Schedule of earnings per share

	2015		2014		2013
Net income	$	1,602.0	$	1,999.9	$	1,449.9
Weighted-average shares:
Basic	792.2		802.7		827.7
Effect of dilutive securities:
Options, RSUs, PSUs, warrants and other	32.7		33.3		32.9
Diluted	824.9		836.0		860.6
Net income per share:
Basic	$	2.02	$	2.49	$	1.75
Diluted	$	1.94	$	2.39	$	1.68