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Property and Equipment (Detail) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Property, Plant and Equipment [Line Items]    
Machinery, furniture and equipment $ 88,914 $ 85,556
Leasehold improvements 28,989 28,056
Building and improvements 1,604 1,604
Construction in progress 1,543 1,108
Land 100 100
Property plant and equipment gross 121,150 116,424
Less: accumulated depreciation and amortization (96,273) (89,623)
Total $ 24,877 $ 26,801