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Accounting Policies - Schedule of Risk Concentration (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Concentration Risk [Line Items]
Total	$ 667,667	$ 912,672
Customer Concentration Risk \| Revenue Benchmark \| Channel Partner
Concentration Risk [Line Items]
Concentration risk, percentage	24.00%	22.00%	23.00%
Credit Concentration Risk
Concentration Risk [Line Items]
Cash and cash equivalents held in excess of deposit insurance, foreign and domestic	$ 652,830	$ 887,886
Largest balance of cash and cash equivalents held with one financial institution, foreign and domestic	201,524	396,430
United States \| Credit Concentration Risk
Concentration Risk [Line Items]
Total	365,390	582,882
Foreign \| Credit Concentration Risk
Concentration Risk [Line Items]
Total	$ 302,277	$ 329,790