Annual report pursuant to Section 13 and 15(d)

Revenues and Cost of Revenues (Cost of Revenues) (Details)

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Revenues and Cost of Revenues (Cost of Revenues) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disaggregation of Revenue [Line Items]      
Cost of revenues $ 423,723 $ 305,929 $ 278,811
Asset-based      
Disaggregation of Revenue [Line Items]      
Cost of revenues 393,717 278,569 243,913
Subscription-based      
Disaggregation of Revenue [Line Items]      
Cost of revenues 29,445 26,934 28,904
Professional services and other revenues      
Disaggregation of Revenue [Line Items]      
Cost of revenues $ 561 $ 426 $ 5,994