CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Cash flows from operating activities
Net (loss) income	$ 43,391	$ (58,288)	$ (165,240)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	222,603	222,609	233,940
Share-based compensation	269,658	339,059	426,679
Unrealized loss on investments	0	0	1,506
Asset write-down and other charges	11,440	0	0
Amortization of deferred and prepaid sales commission costs	163,550	162,552	138,134
Amortization of debt discount and issuance costs	4,627	4,272	4,566
Loss (gain) on early extinguishment of debt	4,988	0	(53,400)
Reduction of operating lease right-of-use assets	24,800	20,723	20,469
Provision for bad debt	17,470	8,667	6,852
Other	1,729	(8,428)	1,486
Changes in assets and liabilities:
Accounts receivable	(13,815)	(30,481)	(57,819)
Deferred and prepaid sales commission costs	(111,563)	(130,730)	(156,734)
Prepaid expenses and other assets	(18,963)	19,811	14,492
Accounts payable	4,100	(29,793)	(21,213)
Accrued and other liabilities	10,462	(37,433)	9,101
Deferred revenue	6,746	19,592	17,681
Operating lease liabilities	(23,796)	(18,856)	(20,838)
Net cash provided by operating activities	617,427	483,276	399,662
Cash flows from investing activities
Purchases of property and equipment	(30,104)	(24,994)	(23,513)
Capitalized internal-use software	(57,110)	(55,534)	(52,227)
Cash paid for business combination, net of cash acquired	(20,754)	(26,291)	(14,709)
Purchases of intangible assets and long-term investments	0	(2,540)	0
Net cash used in investing activities	(107,968)	(109,359)	(90,449)
Cash flows from financing activities
Proceeds from issuance of stock in connection with stock plans	14,718	16,693	16,687
Payments for taxes related to net share settlement of equity awards	(12,563)	(5,965)	(9,062)
Payments for repurchase of common stock, including excise tax	(334,446)	(322,356)	(311,088)
Proceeds from issuance of long-term debt, net of issuance costs	0	0	785,749
Payments for the settlement of convertible notes	(161,326)	0	(820,960)
Repayments of principal on term loan	(67,750)	(20,000)	(10,000)
Repurchases of principal on senior notes	(53,903)	0	0
Payments for fees on long-term debt	(7,517)	(4,851)	0
Repayment of financing obligations	(633)	(4,257)	(5,777)
Payment for contingent consideration	0	(10,345)	(3,567)
Net cash used in financing activities	(623,420)	(351,081)	(358,018)
Effect of exchange rate changes	3,714	(2,220)	1,016
Net (decrease) increase in cash, cash equivalents, and restricted cash	(110,247)	20,616	(47,789)
Cash, cash equivalents, and restricted cash
Beginning of year	242,811	222,195	269,984
End of year	132,564	242,811	222,195
Supplemental disclosure of cash flow data:
Cash paid for interest, net of interest rate swap	54,021	59,045	16,629
Cash paid for income taxes, net of refunds	12,435	17,752	10,940
Non-cash investing and financing activities
Common stock issued in connection with strategic partnership arrangement	0	7,972	55,014
Acquisition related measurement period adjustment	0	9,147	0
Indemnity holdback consideration	3,000	0	0
Contingent consideration	2,000	0	7,461
Equipment and capitalized internal-use software purchased and unpaid at period end	3,221	3,091	3,953
Acquisition of intangibles	$ 0	$ 0	$ 3,629