Annual report pursuant to Section 13 and 15(d)

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

v3.20.4
Entity Level Information - Summary of Revenue by Region (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Revenues From External Customers And Long Lived Assets [Line Items]    
Revenue $ 63,992 $ 116,251
U.S [Member]    
Revenues From External Customers And Long Lived Assets [Line Items]    
Revenue 46,107 90,597
Canada and Latin America [Member]    
Revenues From External Customers And Long Lived Assets [Line Items]    
Revenue 14,228 17,400
Europe and Middle East [Member]    
Revenues From External Customers And Long Lived Assets [Line Items]    
Revenue 1,978 5,308
Asia Pacific [Member]    
Revenues From External Customers And Long Lived Assets [Line Items]    
Revenue $ 1,679 $ 2,946