Quarterly report pursuant to Section 13 or 15(d)

Revenue - Narrative (Details)

v3.21.2
Revenue - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Disaggregation of Revenue [Line Items]        
Deferred revenue recognized     $ 2,211  
Remaining performance obligation $ 7,990   7,990  
Proceeds from sale of digital currencies     $ 78  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-07-01        
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]        
Percent of revenue expected to be recognized over next 12 months 34.00%   34.00%  
Remaining performance obligation, expected timing 12 months   12 months  
UNITED STATES        
Disaggregation of Revenue [Line Items]        
Derived over net revenues percentage 99.00% 99.00% 99.00% 94.00%