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Contingencies (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013
Loss Contingency [Abstract]
Balance as of December 31, 2012	$ 1,485
Product warranty adjustments	613
Payments and settlements	420
Balance as of June 30, 2013	$ 1,678

- 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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