Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment - Additional Information (Detail)

v3.4.0.3
Property and Equipment - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Property, Plant and Equipment [Abstract]    
Fully depreciated computer software and hardware and furniture, fixtures and equipment write-off $ 1.0 $ 1.1