Annual report pursuant to Section 13 and 15(d)

Entity Level Information - Summary of Revenue by Region (Details)

v3.20.1
Entity Level Information - Summary of Revenue by Region (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Revenues From External Customers And Long Lived Assets [Line Items]    
Revenue $ 116,251 $ 135,665
U.S [Member]    
Revenues From External Customers And Long Lived Assets [Line Items]    
Revenue 90,597 105,881
Canada and Latin America [Member]    
Revenues From External Customers And Long Lived Assets [Line Items]    
Revenue 17,400 14,405
Europe and Middle East [Member]    
Revenues From External Customers And Long Lived Assets [Line Items]    
Revenue 5,308 10,158
Asia Pacific [Member]    
Revenues From External Customers And Long Lived Assets [Line Items]    
Revenue $ 2,946 $ 5,221