Earnings per Share (Tables)

9 Months Ended

Sep. 30, 2014

Earnings Per Share [Abstract]

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

The following is a reconciliation of basic shares to diluted shares:

	Three Months Ended September 30,		Nine Months Ended September 30,
(in millions)	2014	2013	2014	2013
Weighted-average shares - basic	170.9	166.8	170.2	152.5
Effect of dilutive securities	2.1	—	2.5	1.8
Weighted-average shares - diluted	173.0	166.8	172.7	154.3