Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Operating activities:
Consolidated net income (loss)	$ (4,103)	$ 44,936
Adjustments to reconcile consolidated net (loss) income to net cash provided by operating activities:
Depreciation and amortization	14,016	13,202
Stock-based compensation expense	11,245	9,287
Provision for doubtful accounts	0	43
Litigation-contingency expense	19,500	0
(Decrease) increase in long-term deferred revenue	(1,020)	1,235
Decrease (increase) in other assets	788	(260)
Deferred income taxes	5	(61)
Decrease in long-term income taxes payable	(312)	(14)
Change in current assets and liabilities, net	606	(15,374)
Net cash provided by operating activities	40,725	52,994
Investing activities:
Additions to property, plant and equipment and internal-use software	(21,866)	(26,289)
Net cash used for investing activities	(21,866)	(26,289)
Financing activities:
Proceeds from employee stock plans	7,047	10,503
Repurchases of Common Stock	(497)
Net cash provided by financing activities	6,550	10,503
Effect of foreign exchange rates on cash	(23)	(35)
Net increase in cash and cash equivalents	25,386	37,173
Cash and cash equivalents at beginning of period	242,219	190,611
Cash and cash equivalents at end of period	267,605	227,784
Supplemental disclosure:
Purchases of property, plant and equipment and internal-use software incurred but not yet paid	$ 2,976	$ 2,364