Annual report pursuant to Section 13 and 15(d)

Summary of Net Revenue by Geographic Location (Detail)

v3.3.1.900
Summary of Net Revenue by Geographic Location (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Segment Reporting Information [Line Items]      
Net revenue $ 48,475 $ 47,656 $ 56,430
UNITED STATES      
Segment Reporting Information [Line Items]      
Net revenue 29,433 29,848 35,653
International      
Segment Reporting Information [Line Items]      
Net revenue $ 19,042 $ 17,808 $ 20,777