Statement of Shareholders Equity Statement - USD ($) $ in Millions	Total	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]
Common Stock, Shares, Outstanding		130,000,000
Common Stock, Amount, Outstanding		$ 130.0
Treasury Stock, Shares			18,000,000
Treasury Stock, amount			$ (406.0)
Additional paid-in capital				$ 454.0
Retained earnings					$ 966.0
Accumulated comprehensive loss						$ (153.0)
Total stockholders' equity	$ 991.0
Net income	33.0				33.0
Dividends paid	(16.0)				(16.0)
Issuance of shares under stock plans			0
Issuance of shares under stock plans, amount	$ 0.0		$ 8.0	8.0
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation	(4,000,000)		(4,000,000)
Compensation expense associated with stock-based compensation	$ 2.0			2.0
Other comprehensive income	(22.0)					(22.0)
Net income	66.0
Purchase of stock	0.0
Common Stock, Shares, Outstanding		130,000,000
Common Stock, Amount, Outstanding		$ 130.0
Treasury Stock, Shares			18,000,000
Treasury Stock, amount			$ (402.0)
Additional paid-in capital				448.0
Retained earnings					983.0
Accumulated comprehensive loss						(175.0)
Total stockholders' equity	984.0
Net income	33.0				33.0
Dividends paid	(17.0)				(17.0)
Issuance of shares under stock plans			(1,000,000)
Issuance of shares under stock plans, amount	1.0		$ 2.0	1.0
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation			0
Purchase of stock	0.0
Compensation expense associated with stock-based compensation				1.0
Other comprehensive income	1.0					0.0
Common Stock, Shares, Outstanding		130,000,000
Common Stock, Amount, Outstanding		$ 130.0
Treasury Stock, Shares			17,000,000
Treasury Stock, amount			$ (400.0)
Additional paid-in capital				446.0
Retained earnings					999.0
Accumulated comprehensive loss	(175.0)					(175.0)
Total stockholders' equity	$ 1,000.0
Common Stock, Shares, Outstanding	106,240,030	124,000,000
Common Stock, Amount, Outstanding		$ 124.0
Treasury Stock, Shares			17,000,000
Treasury Stock, amount	$ 397.0		$ (397.0)
Additional paid-in capital	452.0			452.0
Retained earnings	1,206.0				1,206.0
Accumulated comprehensive loss	(151.0)					(151.0)
Total stockholders' equity	1,234.0
Net income	320.0				320.0
Dividends paid	(17.0)				(17.0)
Issuance of shares under stock plans			0
Issuance of shares under stock plans, amount	$ 0.0		$ 11.0	11.0
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation	(6,000,000)		(6,000,000)
Purchase of stock	$ (122.0)	$ 2.0			120.0
Purchase of stock	(2,000,000)
Compensation expense associated with stock-based compensation	$ 1.0			1.0
Other comprehensive income	(6.0)					(6.0)
Net income	818.0
Purchase of stock	(588.0)
Common Stock, Shares, Outstanding		121,000,000
Common Stock, Amount, Outstanding		$ 121.0
Treasury Stock, Shares			17,000,000
Treasury Stock, amount			$ (393.0)
Additional paid-in capital				443.0
Retained earnings					1,390.0
Accumulated comprehensive loss						(157.0)
Total stockholders' equity	1,404.0
Net income	498.0				498.0
Dividends paid	(16.0)				(16.0)
Issuance of shares under stock plans			0
Issuance of shares under stock plans, amount	1.0		$ 2.0	1.0
Purchase of stock	$ (465.0)	$ 7.0			458.0
Purchase of stock	(7,000,000)
Compensation expense associated with stock-based compensation	$ 4.0			4.0
Other comprehensive income	$ 8.0					8.0
Common Stock, Shares, Outstanding	96,973,031	114,000,000
Common Stock, Amount, Outstanding		$ 114.0
Treasury Stock, Shares			17,000,000
Treasury Stock, amount	$ 390.0		$ (390.0)
Additional paid-in capital	446.0			$ 446.0
Retained earnings	1,413.0				$ 1,413.0
Accumulated comprehensive loss	(149.0)					$ (149.0)
Total stockholders' equity	$ 1,433.0