Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2016

Earnings Per Share [Abstract]

Components of basic and diluted shares used in EPS [Table Text Block]

A reconciliation of the components of basic and diluted shares used in the EPS calculation follows:

	Three Months Ended		Six Months Ended
	June 30,		June 30,
	2016	2015	2016	2015
	(in millions)
Weighted-average basic common shares outstanding	217.7	176.7	203.7	176.4
Potential number of shares issuable upon exercise of in-the-money stock options under the Long-term Stock Incentive Plan	—	—	—	—
Average diluted common shares outstanding	217.7	176.7	203.7	176.4