Quarterly report pursuant to Section 13 or 15(d)

Entity Level Information - Percentage of Total Revenues (Details)

v3.20.2
Entity Level Information - Percentage of Total Revenues (Details) - Revenues - Customer Concentration
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Customer A        
Revenues From External Customers And Long Lived Assets [Line Items]        
Concentration risk percentage   32.00%   34.00%
Customer B        
Revenues From External Customers And Long Lived Assets [Line Items]        
Concentration risk percentage 58.00%   46.00%  
Customer C        
Revenues From External Customers And Long Lived Assets [Line Items]        
Concentration risk percentage   25.00%   20.00%
Customer D        
Revenues From External Customers And Long Lived Assets [Line Items]        
Concentration risk percentage     12.00%  
Customer E        
Revenues From External Customers And Long Lived Assets [Line Items]        
Concentration risk percentage   10.00%