Quarterly report pursuant to Section 13 or 15(d)

Revenues (Details)

v3.21.2
Revenues (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Disaggregation of Revenue [Line Items]        
Total revenues $ 204,981 $ 130,674 $ 531,522 $ 390,121
Amortization of contract assets 1,000 800 2,782 2,159
Service        
Disaggregation of Revenue [Line Items]        
Total revenues 152,332 98,587 395,624 294,175
Surcharge        
Disaggregation of Revenue [Line Items]        
Total revenues $ 52,649 $ 32,087 $ 135,898 $ 95,946