CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Class A Common Stock	Parent [Member]	Common Stock Class A Common Stock	Treasury Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit	Noncontrolling Interest
Beginning balance (in shares) at Jan. 31, 2023				323,305
Beginning balance at Jan. 31, 2023	$ 5,468,615		$ 5,456,436	$ 32	$ 0	$ 8,210,750	$ (38,272)	$ (2,716,074)	$ 12,179
Beginning balance, treasury stock (in shares) at Jan. 31, 2023					0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of stock options (in shares)				2,376
Issuance of common stock upon exercise of stock options	15,333		15,333	$ 1		15,332
Issuance of common stock under employee stock purchase plan (in shares)				312
Issuance of common stock under employee stock purchase plan	37,065		37,065			37,065
Vesting of early exercised stock options	61		61			61
Vesting of restricted stock units (in shares)				1,862
Shares withheld related to net share settlement of equity awards (in shares)				(638)
Shares withheld related to net share settlement of equity awards	(89,003)		(89,003)			(89,003)
Repurchases of common stock (in shares)					(500)
Repurchases of common stock as treasury stock	(68,299)		(68,299)		$ (68,299)
Repurchases and retirement of common stock (in shares)				(905)
Repurchases and retirement of common stock	(123,395)		(123,395)					(123,395)
Stock-based compensation	276,228		276,228			276,228
Other comprehensive income (loss)	7,444		7,444				7,444
Net loss	(226,064)		(225,627)					(225,627)	(437)
Ending balance (in shares) at Apr. 30, 2023				326,312
Ending balance at Apr. 30, 2023	5,297,985		5,286,243	$ 33	$ (68,299)	8,450,433	(30,828)	(3,065,096)	11,742
Ending balance, treasury stock (in shares) at Apr. 30, 2023					(500)
Beginning balance (in shares) at Jan. 31, 2024		334,453		334,453
Beginning balance at Jan. 31, 2024	$ 5,190,594		5,180,308	$ 34	$ (67,140)	9,331,238	(8,220)	(4,075,604)	10,286
Beginning balance, treasury stock (in shares) at Jan. 31, 2024	(492)				(492)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of stock options (in shares)	1,379			1,370
Issuance of common stock upon exercise of stock options	$ 10,517		10,517			10,517
Issuance of common stock under employee stock purchase plan (in shares)				346
Issuance of common stock under employee stock purchase plan	46,735		46,735			46,735
Issuance of common stock in connection with a business combination (in shares)				1
Vesting of restricted stock units (in shares)				3,188
Shares withheld related to net share settlement of equity awards (in shares)				(1,112)
Shares withheld related to net share settlement of equity awards	$ (177,084)		(177,084)			(177,084)
Repurchases of common stock (in shares)	(500)
Repurchases and retirement of common stock (in shares)				(2,982)
Repurchases and retirement of common stock	$ (516,329)		(516,329)					(516,329)
Reissuance of treasury stock upon settlement of equity awards (in shares)					23
Reissuance of treasury stock upon settlement of equity awards	81		81		$ 3,182	(3,101)
Stock-based compensation	338,487		338,487			338,487
Other comprehensive income (loss)	(7,493)		(7,493)				(7,493)
Net loss	(317,816)		(316,988)					(316,988)	(828)
Ending balance (in shares) at Apr. 30, 2024		335,264		335,264
Ending balance at Apr. 30, 2024	$ 4,567,692		$ 4,558,234	$ 34	$ (63,958)	$ 9,546,792	$ (15,713)	$ (4,908,921)	$ 9,458
Ending balance, treasury stock (in shares) at Apr. 30, 2024	(469)				(469)