Quarterly report pursuant to Section 13 or 15(d)

Income Taxes - Additional Information (Detail)

v3.3.0.814
Income Taxes - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Income Taxes [Line Items]        
Net operating loss $ 1,881 $ (2,944) $ (1,541) $ (7,494)
Federal [Member]        
Income Taxes [Line Items]        
Net operating loss     (86,800)  
State [Member]        
Income Taxes [Line Items]        
Net operating loss     $ (39,600)