UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Operating activities
Net (loss)	$ (46,804)	$ (286,296)	$ (67,578)	$ (286,675)
Adjustments to reconcile net (loss) to cash provided by (used in) operating activities
Stock-based compensation	36,227	31,300	78,784	59,527
Deferred income taxes			(136)	169,105
(Gain) loss on capped call transactions	1,361	18,945	(1,845)	49,505
Amortization of deferred commissions	14,750	10,934	29,027	28,155
Lease expense			8,186	7,832
Amortization of intangible assets and depreciation			9,553	8,175
Foreign currency transaction loss (gain)	3,290	(1,713)	5,965	(4,589)
Other non-cash			(10,163)	(3,479)
Change in operating assets and liabilities, net			61,959	(32,625)
Cash provided by (used in) operating activities			113,752	(5,069)
Investing activities
Purchases of investments			(69,662)	(38,489)
Proceeds from maturities and called investments			88,849	34,912
Sales of investments			10,725	14,839
Payments for acquisitions, net of cash acquired			0	(922)
Investment in property and equipment			(13,933)	(11,863)
Cash provided by (used in) investing activities			15,979	(1,523)
Financing activities
Repurchases of convertible senior notes			(88,989)	0
Proceeds from settlement of capped calls transactions	100		341	0
Dividend payments to stockholders			(4,962)	(4,908)
Proceeds from employee stock purchase plan			4,124	4,803
Proceeds from stock option exercises			3,920	0
Common stock repurchases			(1,422)	(41,086)
Cash (used in) financing activities			(86,988)	(41,191)
Effect of exchange rate changes on cash, cash equivalents, and restricted cash			1,010	(2,907)
Net increase (decrease) in cash, cash equivalents, and restricted cash			43,753	(50,690)
Cash, cash equivalents, and restricted cash, beginning of period			145,054	159,965
Cash, cash equivalents, and restricted cash, end of period	188,807	109,275	188,807	109,275
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents [Abstract]
Cash and cash equivalents	186,874	109,275	186,874	109,275
Restricted cash included in other long-term assets	1,933	0	1,933	0
Total cash, cash equivalents, and restricted cash	$ 188,807	$ 109,275	$ 188,807	$ 109,275