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Commitments and Contingencies - Additional Information (Detail) - USD ($)
 9 Months Ended 12 Months Ended
Oct. 04, 2015
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Commitments and Contingencies Disclosure [Abstract]        
Purchase order outstanding   $ 543,000    
Total annual rental expense   5,778,000 $ 5,560,000 $ 5,378,000
Total annual rental income   1,921,000 $ 1,794,000 $ 676,000
Legal Settlement Total   3,500,000    
Legal Settlement Asset   $ 1,667,000    
Life of patent, years   5 years    
Legal Settlement Expense $ 1,833,000