Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating activities:
Net income	$ 1,645	$ 7,164
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	2,845	2,287
Amortization	2,166	2,757
Provision for bad debt	758	170
Stock-based compensation	12,276	9,655
Amortization of debt issuance costs	627	624
Deferred tax benefit	(1,298)	(1,420)
Changes in operating assets and liabilities:
Accounts receivable	8,294	(174)
Operating lease assets with right of use	390	716
Prepaid expenses and other current assets	(2,033)	(536)
Other assets	(4)	252
Accounts payable	(250)	(1,562)
Income taxes payable	2,173	4,189
Accrued expenses and other current liabilities	(2,445)	2,209
Accrued compensation expenses	(1,209)	(2,669)
Operating lease liabilities with right of use	(874)	(740)
Contract liabilities	(4,843)	7,413
Other liabilities	0	(2,778)
Net cash provided by operating activities	18,218	27,557
Investing activities:
Purchases of property and equipment, and other capitalized assets, net	(3,548)	(3,578)
Purchases of investments	(25,299)	(33)
Net cash used in investing activities	(28,847)	(3,611)
Financing activities:
Tax withholdings related to net share settlements	(177)	(4,382)
Purchase of treasury shares and related costs	(25,000)	(323)
Proceeds from stock option exercises	18	0
Payment of earnout liabilities	(2,267)	(5,206)
Net cash used in financing activities	(27,426)	(9,911)
Effect of exchange rate changes on cash and cash equivalents	621	(525)
Net increase (decrease) in cash and cash equivalents	(37,434)	13,510
Cash and cash equivalents at beginning of period	344,523	361,623
Cash and cash equivalents at end of period	307,089	375,133
Supplemental disclosure of cash flow information:
Cash paid for taxes, net	598	$ 137
Schedule of non-cash investing and financing activities:
Right of use assets and lease liabilities	$ 314