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Net (Loss) Income Per Share - Additional Information (Detail) - $ / shares
shares in Thousands
3 Months Ended
Mar. 15, 2016
Mar. 31, 2016
Mar. 31, 2015
Earnings Per Share [Line Items]      
Exercisable options outstanding that enable to purchase shares   825 825
Equity option      
Earnings Per Share [Line Items]      
Shares with dilutive effect and included in computation of diluted income (loss) per share   276 288
Options excluded from computation of diluted income (loss) per share due to anti-dilutive effect   260 295
Restricted stock      
Earnings Per Share [Line Items]      
Exercisable options outstanding that enable to purchase shares   257  
Restricted stock | Executive Officer      
Earnings Per Share [Line Items]      
Compensation awarded restricted stock units 146    
Closing market price of the common stock $ 2.30