Annual report pursuant to Section 13 and 15(d)

Net (Loss) Income Per Share - Additional Information (Detail)

v3.3.1.900
Net (Loss) Income Per Share - Additional Information (Detail) - shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Earnings Per Share [Abstract]      
Shares excluded from dilutive shares outstanding because their effect was anti-dilutive 912,257 1,273,889 1,058,334