Summary of Significant Accounting Policies - Segments (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) segment	Dec. 31, 2020 USD ($)
Accounting Policies [Abstract]
Number of reportable segments | segment	1
Number of operating segments | segment	1
Disaggregation of Revenue [Line Items]
Revenue	$ 90,152	$ 73,387
United States
Disaggregation of Revenue [Line Items]
Revenue	82,739	68,118
International
Disaggregation of Revenue [Line Items]
Revenue	$ 7,413	$ 5,269