Inventories (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Inventory Disclosure [Abstract]
Raw materials	$ 5,077
Work-in-process	379
Finished goods	3,699
Total inventory	$ 9,155

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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