Consolidated Statements of Stockholders Equity (USD $) In Millions, unless otherwise specified	Total		Common Stock [Member] Common Class A [Member]	Common Stock [Member] Common Class B [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Total stockholders' equity at Dec. 31, 2009	$ 463.4		$ 13.4	$ 5.1	$ 11.0	$ 411.0	$ 22.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss), net of tax	(56.8)					(56.8)
Gain on derivatives, net of tax	(0.2)						(0.2)
Translation adjustments, net of tax	8.0						8.0
Pension and postretirement benefits, net of tax	20.5						20.5
Total comprehensive loss	(28.5)
Total stockholders' equity at Dec. 31, 2010	434.9		13.4	5.1	11.0	354.2	51.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss), net of tax	(73.2)	[1]				(73.2)
Gain on derivatives, net of tax	(26.1)						(26.1)
Translation adjustments, net of tax	(26.9)						(26.9)
Pension and postretirement benefits, net of tax	(22.8)						(22.8)
Total comprehensive loss	(149.0)
Total stockholders' equity at Dec. 31, 2011	285.9		13.4	5.1	11.0	281.0	(24.6)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss), net of tax	22.6	[2]				22.6
Gain on derivatives, net of tax	12.0						12.0
Translation adjustments, net of tax	(12.6)						(12.6)
Pension and postretirement benefits, net of tax	(49.5)						(49.5)
Total comprehensive loss	(27.5)
Total stockholders' equity at Dec. 31, 2012	$ 258.4		$ 13.4	$ 5.1	$ 11.0	$ 303.6	$ (74.7)

[1] Includes the effects of $8.0 million in expenses related to severance associated with reductions in force, $0.1 million for additional estimated environmental reserve associated with the remediation activities at our former Tecumseh, Michigan facility and an impairment of assets for $0.4 million.

[2] Includes curtailment gain related to termination of certain postretirement benefits for salaried employees and retirees, which resulted in a non-cash gain of $45.0 million as well as $0.1 million refund for a settlement notice and administrative costs, partially offset by $3.8 million in expense related to severance associated with reductions in work force and $0.1 million in moving costs.