Inventories (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Components of inventories
Inventory, Gross	$ 49,891	$ 51,102
Inventory Valuation Reserves	5,464	5,328
Inventories, net	$ 44,427	$ 45,774

Amount of valuation reserve for inventory.

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