Revenue Recognition - Allowance for Credit Loss (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 831	$ 530
Increases to the allowance for credit losses	0	600
Write-offs, net of recoveries	(55)	(300)
Foreign exchange rate changes	0	1
Ending balance	$ 776	$ 831