Weighted Average Shares Outstanding (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

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

	Three Months Ended September 30,		Nine Months Ended September 30,
(in millions)	2017	2016	2017	2016
Weighted average shares outstanding - basic	1,372.0	1,360.6	1,369.1	1,356.1
Net effect of common stock equivalents	22.1	19.1	22.7	18.8
Weighted average shares outstanding - assuming dilution	1,394.1	1,379.7	1,391.8	1,374.9