Weighted Average Shares Outstanding (Tables)

12 Months Ended

Dec. 31, 2015

Earnings Per Share (Tables) [Abstract]

Weighted average shares outstanding

	Year Ended December 31,
(in millions)	2015	2014	2013
Weighted average shares outstanding - basic	1,341.2	1,324.3	1,341.2
Net effect of common stock equivalents	—	—	—
Weighted average shares outstanding - assuming dilution	1,341.2	1,324.3	1,341.2