Product Warranty (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Dec. 31, 2010
Product warranty rollforward
Beginning balance	$ 66.8	$ 61.7
Acquisition	4.5	3.0
Provision	24.1	20.5
Payments	(25.4)	(15.5)
Translation adjustment	3.7	(5.6)
Ending balance	73.7	64.1
Product warranty liability
Accounts payable and accrued expenses	34.2		37.0
Other non-current liabilities	39.5		29.8
Total product warranty liability	$ 73.7	$ 64.1
Minimum warranty term (in years)	1
Maximum warranty term (in years)	3

Maximum warranty term.

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Minimum warranty term.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Total Increase or Decrease in the standard and extended product warranty liability due to currency translation.

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Carrying value as of the balance sheet date of obligations incurred through that date and due after one year (or beyond the operating cycle if longer) for estimated claims under standard and extended warranty protection rights granted to customers.

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Represents the aggregate decrease in the liability related to payments to satisfy claims for standard and extended product warranties.

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Represents the aggregate increase in the liability for accruals related to standard and extended product warranties issued during the reporting period.

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Liability for a standard product warranty acquired in a business acquisition. Does not include any liability for an extended warranty acquired in a business acquisition.

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