Revenue and Deferred Revenue - Summary of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Disaggregation of Revenue [Line Items]
Total revenue	$ 37,359	$ 19,160
United States
Disaggregation of Revenue [Line Items]
Total revenue	36,447	18,749
International
Disaggregation of Revenue [Line Items]
Total revenue	912	411
Hardware
Disaggregation of Revenue [Line Items]
Total revenue	22,114	12,398
Professional Services
Disaggregation of Revenue [Line Items]
Total revenue	6,909	3,601
Hosted Services
Disaggregation of Revenue [Line Items]
Total revenue	$ 8,336	$ 3,161