CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating Activities
Net loss	$ (33,848)	$ (3,285)	$ (7,012)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation and amortization expense	6,650	3,535	1,484
Intangible asset impairment expense	642	0	0
Amortization of deferred contract costs	8,988	6,489	4,623
Non-cash lease expense	4,520	0	0
Loss on disposal of subsidiaries	1,738	0	0
Stock-based compensation expense	7,393	2,742	1,079
Non-cash interest expense	242	211	0
Changes in fair value of convertible debt securities	(1,152)	0	0
Deferred taxes	(253)	59	(90)
Changes in operating assets and liabilities:
Accounts receivable	(3,317)	(791)	738
Deferred contract costs	(9,452)	(9,362)	(6,637)
Prepaid expenses and other current assets	(2,446)	(2,784)	(70)
Accounts payable	6,793	1,527	1,825
Accrued expenses	(848)	11,613	2,501
Other current liabilities	(394)	0	0
Deferred revenue	9,133	13,807	6,914
Other long-term liabilities	94	0	497
Change in operating lease liability	(4,107)	0	0
Net cash (used in) provided by operating activities	(9,624)	23,761	5,852
Investing Activities
Purchases of property and equipment	(4,234)	(2,380)	(2,367)
Purchases of short-term investments	(157,899)	0	0
Purchases of convertible debt securities	(2,000)	(500)	0
Capitalization of internal-use software development costs	(1,706)	(1,403)	(1,032)
Cash paid for acquisition of businesses, net of cash acquired	(13,993)	(350)	(2,685)
Net cash used in investing activities	(179,832)	(4,633)	(6,084)
Financing Activities
Proceeds from exercise of stock options	981	1,327	252
Proceeds from issuance of shares in connection with Employee Stock Purchase Plan	758	0	0
Payment of finance leases	(2,084)	(1,373)	0
Payment of deferred offering costs	0	0	(1,924)
Net proceeds from completing public offerings	0	215,370	0
Net cash (used in) provided by financing activities	(345)	215,324	(1,672)
Effect of exchange rate changes on cash and cash equivalents	(275)	(230)	0
(Decrease) increase in cash, cash equivalents and restricted cash	(190,076)	234,222	(1,904)
Cash, cash equivalents and restricted cash, beginning of year	269,841	35,619	37,523
Cash, cash equivalents and restricted cash, end of year	79,765	269,841	35,619
Supplemental cash flow disclosures
Cash paid for interest	229	321	0
Cash paid for income taxes	603	248	583
Deferred offering costs incurred and not paid	0	0	243
Credit facility costs incurred and not paid	0	0	303
Accrued purchase consideration	0	0	497
Acquisition of fixed assets under finance leases	1,050	5,750	0
Unrealized loss on short-term investments	125	0	0
Right-of-use assets obtained in exchange for new operating lease liabilities	5,567	0	0
Reduction of right-of-use assets and lease liabilities due to lease modifications	1,278	0	0
Reclassification of deferred rent liability to right-of-use assets upon adoption of ASC 842	213	0	0
Right-of-use assets and lease liabilities recorded upon adoption of ASC 842	$ 12,579	$ 0	$ 0