Contract Balances (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($)
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance at Beginning of Period	$ 32,861
Current Period Provision For Expected Credit Losses	11,797
Write-offs Charged Against Allowance	(15,740)
Balance at End of Period	$ 28,918
Remaining performance obligations	true