XML 35 R52.htm IDEA: XBRL DOCUMENT v2.4.1.9
Inventories - Components of Inventories (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Components of Inventories    
Work in process $ 18,934us-gaap_InventoryWorkInProcess $ 15,652us-gaap_InventoryWorkInProcess
Raw materials 16,617us-gaap_InventoryRawMaterials 16,749us-gaap_InventoryRawMaterials
Inventories $ 35,551us-gaap_InventoryNet $ 32,401us-gaap_InventoryNet