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Product Warranties (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Product Warranties Disclosures [Abstract]
Balance	$ 4.2	$ 4.1
Warranties issued	6.4	5.7
Settlements made	(6.4)	(5.6)
Balance	$ 4.2	$ 4.2

- Definition

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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