Annual report pursuant to Section 13 and 15(d)

Share-Based Compensation (Parenthetical) (Details)

v3.20.4
Share-Based Compensation (Parenthetical) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock based compensation expense $ 10,056 $ 7,755
Cost of Services [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock based compensation expense 1,940 2,513
Selling, General and Administrative Expenses [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock based compensation expense $ 8,116 $ 5,242