Quarterly report pursuant to Section 13 or 15(d)

Inventories - Summary of Inventories (Detail)

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Inventories - Summary of Inventories (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 28, 2013
Dec. 31, 2012
Inventory Disclosure [Abstract]    
Finished Goods $ 17,034 $ 10,864
Work in Progress 17,971 8,960
Raw Material 32,250 28,800
Inventory, Net $ 67,255 $ 48,624