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Property Plant and Equipment (Detail) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Property, Plant and Equipment [Line Items]    
Leasehold improvements $ 13,306 $ 9,108
Equipment 13,758 13,116
Furniture and fixtures 2,808 2,270
Construction in progress 425 3,848
Total property, plant and equipment 30,297 28,342
Less: accumulated depreciation (16,496) (13,816)
Property, plant and equipment, net $ 13,801 $ 14,526