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Product Warranty (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Product Warranties Disclosures [Abstract]
Product Warranty Accrual	$ 1,759		$ 1,853
Summary of product warranty activity
Beginning balance	1,853	$ 1,269
Charges to expense	538	967
Costs incurred	(632)	(620)
Ending balance	$ 1,759	$ 1,616

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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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- 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.

+ References

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-Publisher FASB



-Name Accounting Standards Codification



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- Definition

The expense charged against earnings for the period pertaining to standard and extended warranties on the entity's goods and services granted to customers.

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Amount as of the balance sheet date of the aggregate standard product warranty liability. Does not include the balance for the extended product warranty liability.

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Total increases or decreases in the standard product warranty liability for the period. Does not include increases or decreases in an extended warranty liability.

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