Accrued Expenses (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Components of accrued expenses
Accrued compensation and benefits	$ 54.8	$ 94.1
Self insurance reserves	63.3	64.6
Deferred income	36.8	34.9
Accrued warranties	30.1	31.2
Accrued product quality issue	7.5	16.0
Accrued rebates and promotions	37.6	38.2
Derivative contracts	13.1	2.2
Other	41.5	53.3
Total accrued expenses	$ 284.7	$ 334.5