Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock Class A	Common Stock Class B	Common Stock Common Stock Class A	Common Stock Common Stock Class B	Additional Paid-In Capital	Accumulated Other Comprehensive (Loss) Income	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2022				176,358,104	9,617,605
Beginning balance at Dec. 31, 2022	$ 10,559,042			$ 174	$ 12	$ 14,055,853	$ (121,161)	$ (3,375,836)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(1,015,441)							(1,015,441)
Exercises of vested stock options (in shares)				238,474	127,982
Exercises of vested stock options	7,344					7,344
Vesting of restricted stock units (in shares)				5,939,641
Vesting of restricted stock units	0			$ 7		(7)
Value of equity awards withheld for tax liability (in shares)				(38,655)
Value of equity awards withheld for tax liability	(2,565)					(2,565)
Conversion of shares of Class B common stock into shares of Class A common stock (in shares)				9,745,587	(9,745,587)
Conversion of shares of Class B common stock into shares of Class A common stock	0			$ 12	$ (12)
Shares of Class A common stock issued and donated to charity (in shares)				88,408
Shares of Class A common stock issued and donated to charity	5,346					5,346
Unrealized gain on marketable securities	99,742						99,742
Repurchases of shares of Class A common stock including related costs (in shares)				(11,292,516)
Repurchases of shares of Class A common stock including related costs	(674,706)			$ (11)				(674,695)
Foreign currency translation	5,587						5,587
Shares issued under ESPP (in shares)				906,728
Shares issued under ESPP	36,496					36,496
Net change in market value of effective foreign currency forward exchange contracts	898						898
Share of other comprehensive (loss) income from equity method investment	15,553						15,553
Stock-based compensation	682,241					682,241
Stock-based compensation - restructuring	13,015					13,015
Ending balance (in shares) at Dec. 31, 2023				181,945,771	0
Ending balance at Dec. 31, 2023	9,732,552			$ 182	$ 0	14,797,723	619	(5,065,972)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(109,403)							(109,403)
Exercises of vested stock options (in shares)				181,818
Exercises of vested stock options	4,341					4,341
Vesting of restricted stock units (in shares)				6,639,672
Vesting of restricted stock units	0			$ 7		(7)
Value of equity awards withheld for tax liability (in shares)				(28,006)
Value of equity awards withheld for tax liability	(2,000)					(2,000)
Shares of Class A common stock issued and donated to charity (in shares)				88,408
Shares of Class A common stock issued and donated to charity	5,907					5,907
Unrealized gain on marketable securities	7,332						7,332
Repurchases of shares of Class A common stock including related costs (in shares)				(36,848,645)
Repurchases of shares of Class A common stock including related costs	(2,346,671)			$ (36)				(2,346,635)
Foreign currency translation	0
Shares returned from escrow (in shares)				(696)
Shares returned from escrow	(192)					(192)
Shares issued under ESPP (in shares)				632,375
Shares issued under ESPP	33,045					33,045
Net change in market value of effective foreign currency forward exchange contracts	(9,986)						(9,986)
Share of other comprehensive (loss) income from equity method investment	734						734
Stock-based compensation	634,129					634,129
Stock-based compensation - restructuring	$ 3,178					3,178
Ending balance (in shares) at Dec. 31, 2024	152,610,697	152,610,697	0	152,610,697
Ending balance at Dec. 31, 2024	$ 7,952,966			$ 153		15,476,124	(1,301)	(7,522,010)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	33,834							33,834
Exercises of vested stock options (in shares)				420,056
Exercises of vested stock options	6,248					6,248
Vesting of restricted stock units (in shares)				6,944,005
Vesting of restricted stock units	0			$ 8		(8)
Value of equity awards withheld for tax liability (in shares)				(1,665)
Value of equity awards withheld for tax liability	(213)					(213)
Shares of Class A common stock issued and donated to charity (in shares)				88,408
Shares of Class A common stock issued and donated to charity	9,935					9,935
Unrealized gain on marketable securities	5,273						5,273
Repurchases of shares of Class A common stock including related costs (in shares)				(8,048,649)
Repurchases of shares of Class A common stock including related costs	(854,297)			$ (9)				(854,288)
Foreign currency translation	0
Shares issued under ESPP (in shares)				398,494
Shares issued under ESPP	35,115					35,115
Net change in market value of effective foreign currency forward exchange contracts	14,043						14,043
Share of other comprehensive (loss) income from equity method investment	(2,347)						(2,347)
Stock-based compensation	619,236					619,236
Stock-based compensation - restructuring	$ 1,753					1,753
Ending balance (in shares) at Dec. 31, 2025	152,411,346	152,411,346	0
Ending balance at Dec. 31, 2025	$ 7,821,546			$ 152		$ 16,148,190	$ 15,668	$ (8,342,464)