Weighted Average Shares Outstanding (Details) - shares shares in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average shares outstanding - basic	1,350.4	1,333.7
Weighted Average Number Diluted Shares Outstanding Adjustment	19.5	0.0
Weighted average shares outstanding - assuming dilution	1,369.9	1,333.7
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		24.0
Stock Issued During Period, Shares, New Issues	8.0	13.0
Stock Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	1.0	10.0