Consolidated Statements of Stockholders' Equity - 9 months ended Sep. 30, 2015 - USD ($) shares in Millions, $ in Millions	Total	Common Stock	Treasury Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Comprehensive Loss
Proceeds from Warrant Exercises		$ 0.2
Adjustments to Additional Paid in Capital, Warrant Issued	$ 0.2			$ 0.0
Balance, Beginning Value at Dec. 31, 2014	1,115.8	$ 152.8	$ (225.0)	507.0	$ 812.3	$ (131.3)
Balance, Beginning Value, Shares at Dec. 31, 2014		(152.8)	(10.6)
Net loss	(80.5)
Issuance of shares for employee stock plans and stock based compensation	0.4	$ 0.0	$ 17.6	(17.2)	0.0	0.0
Taxes paid related to net share settlement of equity awards			(0.3)
Taxes paid related to net share settlement of equity awards	(5.4)		$ (5.4)
Issuance of shares for employee stock plans and stock-based compensation			0.8
Compensation expense associated with stock awards	6.2			6.2
Other comprehensive loss	(15.0)
Other comprehensive loss	(15.0)
Balance, Ending Value, Shares at Sep. 30, 2015		(153.0)	(10.1)
Balance, Ending Value at Sep. 30, 2015	1,023.1	$ 153.0	$ (212.8)	$ 497.4	$ 731.8	$ (146.3)
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation	$ 5.4
Stock Issued During Period, Shares, Conversion of Convertible Securities		0.2