Net Income Per Common Share (Tables)

3 Months Ended

Mar. 31, 2014

Earnings Per Share [Abstract]

Calculations For Basic And Diluted Earnings Per Share

The table shows calculations for basic and diluted earnings per share:

(In millions except per share data)	Three months ended March 31,
	2014		2013
Numerator:
Net income—basic and diluted	$	91	$	154
Denominator:
Basic weighted-average common shares outstanding	163.4		163.1
Effect of stock-based awards:
Stock options	1.0		1.0
Nonvested shares	0.6		0.8
Adjusted diluted weighted-average shares	165.0		164.9
Earnings per share:
Basic	$	0.56	$	0.95
Diluted	0.55		0.94
Number of anti-dilutive stock-based awards	0.7		2.1