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 income (loss)	$ 33,834	$ (109,403)	$ (1,015,441)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	195,444	205,984	284,413
Non-cash reduction to the right-of-use asset	22,000	19,095	26,971
Net amortization of investment premium and discount	(14,132)	(22,940)	(44)
Impairment of long-lived assets	1,849	0	320,504
Stock-based compensation	600,407	616,607	675,857
Amortization of deferred commissions	74,533	76,348	72,892
Realized and unrealized (gains) losses on equity securities	(1,016)	1,681	8,043
Provision for doubtful accounts	8,230	35,393	51,859
Value of shares of Class A common stock issued and donated to charity	9,935	5,907	5,346
Share of losses from equity method investment	101,217	108,481	121,897
Impairment of equity method investment	80,629	0	0
Impairment of strategic investments	0	8,220	46,154
Loss on net assets divested	0	0	32,277
Other adjustments	4,182	5,009	14,669
Changes in operating assets and liabilities:
Accounts receivable	(55,067)	(61,160)	(85,093)
Prepaid expenses and other current assets	10,552	(153,470)	(56,283)
Other long-term assets	(122,203)	(47,077)	(2,328)
Accounts payable	(14,973)	(20,256)	12,370
Accrued expenses and other current liabilities	102,652	87,434	(51,816)
Deferred revenue and customer deposits	2,038	11,181	5,371
Operating lease liabilities	(35,592)	(48,759)	(56,340)
Other long-term liabilities	(1,275)	(2,034)	3,474
Net cash provided by operating activities	1,003,244	716,241	414,752
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisitions, net of cash acquired and payments related to prior period acquisitions	(61,496)	0	(5,770)
Divestitures, net of cash divested	0	0	38,194
Purchases of marketable securities and other investments	(1,050,858)	(923,863)	(1,953,003)
Proceeds from sales and maturities of marketable securities and other investments	1,251,119	2,353,486	2,200,417
Capitalized software development costs	(51,969)	(51,808)	(39,925)
Purchases of long-lived and intangible assets	(5,848)	(6,978)	(11,310)
Net cash provided by investing activities	80,948	1,370,837	228,603
CASH FLOWS FROM FINANCING ACTIVITIES:
Principal payments on finance leases	(5,306)	(12,558)	(16,134)
Value of equity awards withheld for tax liabilities	(213)	(2,000)	(2,565)
Repurchases of shares of Class A common stock and related costs	(868,939)	(2,334,400)	(668,751)
Proceeds from exercises of stock options and shares of Class A common stock issued under ESPP	41,363	37,386	43,840
Net cash used in financing activities	(833,095)	(2,311,572)	(643,610)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	0	0	108
NET INCREASE (DECREASE) IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH	251,097	(224,494)	(147)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH—Beginning of period	431,437	655,931	656,078
CASH, CASH EQUIVALENTS AND RESTRICTED CASH —End of period	682,534	431,437	655,931
Cash paid for income taxes, net	17,711	36,547	37,818
Cash paid for interest	37,578	37,904	38,389
RECONCILIATION OF CASH, CASH EQUIVALENTS AND RESTRICTED CASH TO THE CONSOLIDATED BALANCE SHEETS
Cash and cash equivalents	682,335	421,297	655,931
Restricted cash in other current assets	199	0	0
Restricted cash in other long-term assets	0	10,140	0
Total cash, cash equivalents and restricted cash	$ 682,534	$ 431,437	$ 655,931