Accounts Receivable and Allowance for Credit Losses (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Accounts Receivable
Unbilled revenue	$ 28,300		$ 24,100
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance at Beginning of Period	741	$ 598
Expense	240	149
Write off	(61)	(117)
Balance at End of Period	$ 920	$ 630