Summary of Significant Accounting Policies - Additional information (Details)	12 Months Ended
	Dec. 31, 2022 USD ($) Segment	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Jan. 01, 2022 USD ($)	Dec. 31, 2019 USD ($)
Accounting Policies [Line Items]
Number of operating segments | Segment	1
Cash and cash equivalents	$ 103,095,000	$ 47,998,000
Sales credits and reserves	900,000	400,000
Allowances for expected credit losses	2,304,000	2,949,000	$ 1,861,000		$ 1,435,000
Impairment loss related to abandonment of property and equipment no longer in use	800,000	2,900,000	1,100,000
Goodwill related to acquisition		21,721,000
Goodwill, impairment loss	0	0	0
Cumulative translation adjustment loss	$ (5,600,000)	(600,000)
Percentage of cloud-hosted revenue platforms	95.00%
Advertising expenses	$ 1,900,000	2,200,000	2,100,000
Liabilities for estimated state sales taxes	$ 2,000,000	7,300,000
Minimum
Accounting Policies [Line Items]
Payment terms, period	30 days
Minimum | 2021 Equity Plan | Stock options, restricted stock awards and restricted stock units
Accounting Policies [Line Items]
Share based compensation by share based award vesting term	1 year
Maximum
Accounting Policies [Line Items]
Payment terms, period	60 days
Maximum | 2021 Equity Plan | Stock options, restricted stock awards and restricted stock units
Accounting Policies [Line Items]
Share based compensation by share based award vesting term	4 years
Furniture and fixtures | Minimum
Accounting Policies [Line Items]
Property and equipment, useful life	5 years
Furniture and fixtures | Maximum
Accounting Policies [Line Items]
Property and equipment, useful life	7 years
Computers and equipment
Accounting Policies [Line Items]
Property and equipment, useful life	3 years
Cumulative Effect, Period of Adoption, Adjustment
Accounting Policies [Line Items]
Allowances for expected credit losses		$ 254,000	0		$ 0
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13
Accounting Policies [Line Items]
Retained earnings				$ 300,000
Supplier Concentration Risk | Cost of Goods and Service Benchmark | NYOCA
Accounting Policies [Line Items]
Concentration risk, percentage	11.80%	12.60%
Outside US
Accounting Policies [Line Items]
Cash	$ 28,000,000	$ 34,200,000
India
Accounting Policies [Line Items]
Cash	5,100,000	15,000,000
Canada
Accounting Policies [Line Items]
Cash	$ 9,200,000	3,600,000
Internally Developed Software Assets
Accounting Policies [Line Items]
Estimated useful life of intangible assets	3 years
Impairment loss related to abandonment of capitalized software costs	$ 200,000	$ 300,000	$ 700,000