Summary of Significant Accounting Policies - Allowance For Doubtful Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 445	$ 0
Provisions	123	684
Write-offs	(428)	(239)
Ending balance	$ 140	$ 445