XML 31 R31.htm IDEA: XBRL DOCUMENT v2.4.1.9
Other Financial Statement Information - Inventories - Net (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Inventory Disclosure [Abstract]    
Finished products $ 40,227us-gaap_InventoryFinishedGoods $ 41,634us-gaap_InventoryFinishedGoods
Work-in-process 8,949us-gaap_InventoryWorkInProcess 7,964us-gaap_InventoryWorkInProcess
Raw materials 36,763us-gaap_InventoryRawMaterials 40,423us-gaap_InventoryRawMaterials
Inventory, gross 85,939us-gaap_InventoryGross 90,021us-gaap_InventoryGross
Excess of current cost over LIFO cost (4,558)us-gaap_InventoryLIFOReserve (4,471)us-gaap_InventoryLIFOReserve
Noncurrent portion of inventory (5,284)us-gaap_InventoryNoncurrent (5,513)us-gaap_InventoryNoncurrent
Inventories - net $ 76,097us-gaap_InventoryNet $ 80,037us-gaap_InventoryNet