Summary of Significant Accounting Policies - Credit Losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Summary of Significant Accounting Policies
Beginning balance	$ 2,392	$ 4,110	$ 2,429	$ 4,220
Provision for credit losses	1,170	63	1,501	63
Write-offs	(1)	(385)	(369)	(495)
Total	$ 3,561	$ 3,788	$ 3,561	$ 3,788