Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities:
Net income	$ 3,050	$ 21,806	$ 24,844
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	8,452	9,269	9,390
Impairment of property and equipment	726	1,296	0
Amortization of intangible assets	11,956	13,161	15,129
Net gains from investments	(208)	(309)	0
Deferred income taxes	(5,461)	(6,652)	(275)
Stock-based compensation	15,486	14,543	10,070
Operating lease right-of-use assets amortization and impairments	11,658	14,511	11,415
Amortization of deferred financing fees	446	443	920
Amortization of premium (discount) on investments	(300)	(3)	65
Foreign currency losses	254	239	1,439
Changes in assets and liabilities
Accounts receivable	14,715	12,835	(3,898)
Deferred commissions	1,352	5,070	(6,010)
Prepaid expenses and other current assets	6,020	4,374	(1,283)
Accounts payable	1,428	(461)	201
Accrued expenses and other liabilities	(10,644)	(6,102)	20,426
Deferred revenue	(23,279)	(31,656)	36,007
Operating lease liabilities	(13,978)	(12,939)	(11,373)
Net cash provided by operating activities	21,673	39,425	107,067
Cash flows from investing activities:
Purchases of property and equipment	(5,495)	(5,663)	(10,745)
Purchases of marketable investments	(61,068)	(28,683)	(21,607)
Proceeds from maturities of marketable investments	28,338	27,331	2,000
Proceeds from sales of marketable investments	1,453	0	1,000
Other investing activity	13	201	56
Net cash used in investing activities	(36,759)	(6,814)	(29,296)
Cash flows from financing activities:
Payments on borrowings	(15,000)	(25,000)	(34,375)
Payment of debt issuance costs	(25)	0	(494)
Repurchases of common stock	(4,082)	(15,112)	(20,066)
Proceeds from issuance of common stock under employee equity incentive plans	3,489	4,352	9,165
Taxes paid for net share settlements of stock-based compensation awards	(2,681)	(3,111)	(3,373)
Net cash used in financing activities	(18,299)	(38,871)	(49,143)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	2,773	(6,117)	(1,249)
Net increase (decrease) in cash, cash equivalents and restricted cash	(30,612)	(12,377)	27,379
Cash, cash equivalents and restricted cash, beginning of year	105,654	118,031	90,652
Cash, cash equivalents and restricted cash, end of year	75,042	105,654	118,031
Supplemental disclosure of cash flow information:
Cash paid for interest	2,596	2,015	3,279
Cash paid for income taxes	$ 10,643	$ 8,901	$ 9,815