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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cash flows from operating activities:
Net loss	$ (8,356)	$ 5,214
Adjustments to reconcile net loss from operations to net cash used in operations:
Depreciation and amortization of intangible assets	1,319	2,097
Gain on sale of equity-method investment	0	(14,810)
Deferred tax benefit	8	794
Stock-based compensation	3,812	1,360
Changes in operating assets and liabilities:
Accounts receivable	33,134	20,559
Inventories, net	(3,361)	(260)
Contract assets	278	(904)
Accounts payable	(273)	(941)
Income taxes payable	(512)	(332)
Accrued expenses	(1,963)	(2,723)
Deferred compensation	(151)	(797)
Deferred revenue	(11,390)	(5,156)
Other assets and liabilities	692	(441)
Net cash provided by (used in) operating activities	13,237	3,660
Cash flows from investing activities:
Purchase of short-term investments	0	(15,812)
Maturities of short-term investments	2,330	14,500
Additions to property and equipment	(3,069)	(272)
Additions to intangible assets	(7)	(7)
Cash paid for acquisition of business	(1,800)	0
Sale of equity-method investment	0	18,874
Net cash (used in) provided by investing activities	(2,546)	17,283
Cash flows from financing activities:
Tax payments for restricted stock issuances	(1,098)	(635)
Net cash used in financing activities	(1,098)	(635)
Effect of exchange rate changes on cash	569	(45)
Net increase in cash	10,162	20,263
Cash, cash equivalents, and restricted cash, beginning of period	97,374	64,228
Cash, cash equivalents, and restricted cash, end of period	$ 107,536	$ 84,491

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