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Income Taxes - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2016
Income Tax [Line Items]      
Income tax expense (benefit) $ 1,095 $ (228)  
Effective income tax rate 46.00%    
Loss before income taxes $ 2,384 $ (452)  
Increase in income taxes 1,300    
Increase in income before taxes $ 2,800    
Anticipated [Member]      
Income Tax [Line Items]      
Effective income tax rate     40.00%