Quarterly report pursuant to Section 13 or 15(d)

Summary of Disaggregation of Revenues Related to Geographic Areas (Detail)

v3.19.1
Summary of Disaggregation of Revenues Related to Geographic Areas (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Disaggregation Of Revenue [Line Items]    
Net revenue $ 10,326 $ 10,020
United States    
Disaggregation Of Revenue [Line Items]    
Net revenue 6,116 5,693
International    
Disaggregation Of Revenue [Line Items]    
Net revenue $ 4,210 $ 4,327