Quarterly report pursuant to Section 13 or 15(d)

Classification of Compensation Expense Associated with Share-Based Payments (Detail)

v3.20.1
Classification of Compensation Expense Associated with Share-Based Payments (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Allocated Share-based Compensation Expense $ 719 $ 757
Cost of Revenue    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Allocated Share-based Compensation Expense 51 82
Sales and Marketing    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Allocated Share-based Compensation Expense 210 160
General and Administrative    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Allocated Share-based Compensation Expense 425 441
Engineering and Development    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Allocated Share-based Compensation Expense $ 33 $ 74