Revenue from Contracts with Customers - Schedule of Contract with Customer, Asset and Liability (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Disaggregation of Revenue [Line Items]        
Total revenue $ 18,176 $ 31,849 $ 38,759 $ 63,673
United States        
Disaggregation of Revenue [Line Items]        
Total revenue 12,672 26,974 27,967 53,248
International        
Disaggregation of Revenue [Line Items]        
Total revenue $ 5,504 $ 4,875 $ 10,792 $ 10,425