Consolidated Statements of Stockholders' Equity (USD $) In Millions	Total	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Comprehensive Loss [Member]
Balance, Beginning Value, Shares at Dec. 31, 2011		149.8	(12.7)
Balance, Beginning Value at Dec. 31, 2011	$ 1,000.9	$ 149.8	$ (274.4)	$ 549.9	$ 681.8	$ (106.2)
Net income (loss)	(17.3)				(17.3)
Issuance of shares for employee stock plans and stock based compensation	(1.5)		17.7	(19.2)
Issuance of shares for employee stock plans and stock-based compensation			0.6
Exercise of warrants, shares		0.6
Proceeds from Warrant Exercises		0.6
Adjustments to Additional Paid in Capital, Warrants Issued	0			(0.6)
Compensation expense associated with stock awards	6.4			6.4
Other comprehensive income	4.4					4.4
Balance, Ending Value, Shares at Sep. 30, 2012		150.4	(12.1)
Balance, Ending Value at Sep. 30, 2012	$ 992.9	$ 150.4	$ (256.7)	$ 536.5	$ 664.5	$ (101.8)