Description of Business and Summary of Significant Accounting Policies - Schedule of Receivables (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	$ 296,440	$ 329,938
Less: allowance for credit losses	(17,387)	(33,368)
Accounts receivable, net of allowance	279,053	296,570
Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	81,445	128,145
Unbilled accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	$ 214,995	$ 201,793