CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (USD $) In Millions, except Share data, unless otherwise specified	Total	Common Stock	Capital in Excess of Par Value	Treasury Stock, at Cost	Accumulated Other Comprehensive Loss	Retained Earnings
Stockholders' Equity at Dec. 31, 2011	$ 1,174	$ 1	$ 877	$ (125)	$ (390)	$ 811
Common Stock Outstanding at Dec. 31, 2011		141,900,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	316					316
Other comprehensive loss	(46)				(46)
Common stock repurchase (in shares)	(3,371,902)	(3,372,000)
Common stock repurchase	(60)	0	60	0
Stock-based compensation	15	0	15	0
Treasury stock issued under stock plans (in shares)		0
Treasury stock issued under stock plans	0	0	(125)	125
Stock issued for employee stock purchase plan (in shares)		314,000
Stock issued for employee stock purchase plan	4	0	4	0
Stock issued under stock plans (in shares)		1,912,000
Stock issued under stock plans	18	0	18	0
Stockholders' Equity at Dec. 31, 2012	1,421	1	729	0	(436)	1,127
Common Stock Outstanding at Dec. 31, 2012		140,754,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	508					508
Other comprehensive loss	253				253
Common stock repurchase (in shares)	(4,984,186)	(4,984,000)
Common stock repurchase	(159)	0	(157)	(2)
Stock-based compensation	16	0	16	0
Treasury stock issued under stock plans (in shares)		0
Treasury stock issued under stock plans	(28)	0	0	0
Stock issued for employee stock purchase plan (in shares)		342,000
Stock issued for employee stock purchase plan	6	0	6	0
Stock issued under stock plans (in shares)		1,380,000
Stock issued under stock plans	12	0	12	0
Stockholders' Equity at Dec. 31, 2013	2,029	1	606	(2)	(183)	1,607
Common Stock Outstanding at Dec. 31, 2013	137,491,906	137,492,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	605					605
Other comprehensive loss	(127)				(127)
Common stock repurchase (in shares)	(7,316,731)	(7,317,000)
Common stock repurchase	(348)	0	(346)	(2)
Stock-based compensation	16	0	16	0
Dividends, Cash	(68)					(68)
Stock issued for employee stock purchase plan (in shares)		299,000
Stock issued for employee stock purchase plan	9	0	9	0
Stock issued under stock plans (in shares)		1,007,000
Stock issued under stock plans	11	0	11	0
Stockholders' Equity at Dec. 31, 2014	$ 2,127	$ 1	$ 296	$ (4)	$ (310)	$ 2,144
Common Stock Outstanding at Dec. 31, 2014	131,481,473	131,481,000