Weighted Average Shares Outstanding (Tables)

6 Months Ended

Jun. 30, 2017

Earnings Per Share [Abstract]

Schedule of Weighted Average Number of Shares [Table Text Block]

	Three Months Ended June 30,			Six Months Ended June 30,
(in millions)	2017	2016		2017	2016
Weighted average shares outstanding - basic	1,369.8	1,357.4		1,367.6	1,353.9
Net effect of common stock equivalents	21.3	—	*	23.0	—	*
Weighted average shares outstanding - assuming dilution	1,391.1	1,357.4		1,390.6	1,353.9