Weighted Average Shares Outstanding (Tables)

9 Months Ended

Sep. 30, 2013

Earnings Per Share (Tables) [Abstract]

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

	Three Months Ended September 30,				Nine Months Ended September 30,
(in millions)	2013		2012		2013		2012
Weighted average shares outstanding - basic	1,340.3		1,392.5		1,345.2		1,420.3
Net effect of common stock equivalents	—	*	—	**	—	*	—	**
Weighted average shares outstanding - assuming dilution	1,340.3		1,392.5		1,345.2		1,420.3