Quarterly report pursuant to Section 13 or 15(d)

Summary of Net Revenue by Geographic Location (Detail)

v3.3.0.814
Summary of Net Revenue by Geographic Location (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Segment Reporting Information [Line Items]        
Net revenue $ 11,234 $ 12,714 $ 33,958 $ 34,418
UNITED STATES        
Segment Reporting Information [Line Items]        
Net revenue 6,598 8,367 19,914 21,404
International        
Segment Reporting Information [Line Items]        
Net revenue $ 4,636 $ 4,347 $ 14,044 $ 13,014