CONDENSED CONSOLIDATED STATEMENTS OF CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' DEFICIT (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Series A Convertible Preferred Stock	Common Stock Class A Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit
Balance at Jan. 31, 2023	$ (523,851)		$ 14	$ 818,996	$ (7,065)	$ (1,335,796)
Temporary equity, Beginning, Shares at Jan. 31, 2023		500
Temporary equity, Balance at Jan. 31, 2023		$ 489,990
Balance, Beginning, Shares at Jan. 31, 2023			144,301
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes	(30,927)		$ 1	(30,928)
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes, (in shares)			5,403
Stock-based compensation related to stock awards	158,293			158,293
Accretion and dividend on series A convertible preferred stock, net of dividends paid	(12,811)	$ 1,561		(12,811)
Repurchases of common stock	(157,238)		$ (1)	(157,237)
Repurchases of common stock (in shares)			(5,760)
Other comprehensive income (loss)	(3,678)				(3,678)
Net income	29,797					29,797
Balance at Oct. 31, 2023	(540,415)		$ 14	776,313	(10,743)	(1,305,999)
Temporary equity, Ending, Shares at Oct. 31, 2023		500
Temporary equity, Balance at Oct. 31, 2023		$ 491,551
Balance, Ending, Shares at Oct. 31, 2023			143,944
Balance at Jul. 31, 2023	(536,964)		$ 14	787,211	(7,534)	(1,316,655)
Temporary equity, Beginning, Shares at Jul. 31, 2023		500
Temporary equity, Balance at Jul. 31, 2023		$ 491,021
Balance, Beginning, Shares at Jul. 31, 2023			144,045
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes	(5,093)			(5,093)
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes, (in shares)			1,844
Stock-based compensation related to stock awards	50,237			50,237
Accretion and dividend on series A convertible preferred stock, net of dividends paid	(4,280)	$ 530		(4,280)
Repurchases of common stock	(51,762)			(51,762)
Repurchases of common stock (in shares)			(1,945)
Other comprehensive income (loss)	(3,209)				(3,209)
Net income	10,656					10,656
Balance at Oct. 31, 2023	(540,415)		$ 14	776,313	(10,743)	(1,305,999)
Temporary equity, Ending, Shares at Oct. 31, 2023		500
Temporary equity, Balance at Oct. 31, 2023		$ 491,551
Balance, Ending, Shares at Oct. 31, 2023			143,944
Balance at Jan. 31, 2024	$ (431,062)		$ 14	785,374	(9,686)	(1,206,764)
Temporary equity, Beginning, Shares at Jan. 31, 2024	500	500
Temporary equity, Balance at Jan. 31, 2024	$ 492,095	$ 492,095
Balance, Beginning, Shares at Jan. 31, 2024			144,353
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes	(16,008)		$ 1	(16,009)
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes, (in shares)			5,853
Stock-based compensation related to stock awards	163,576			163,576
Accretion and dividend on series A convertible preferred stock, net of dividends paid	(12,832)	$ 1,582		(12,832)
Induced conversion of convertible notes	(42,601)			(42,601)
Purchase of capped calls related to convertible notes	(52,486)			(52,486)
Settlement of capped calls related to convertible notes	30,313			30,313
Repurchases of common stock	(169,120)		$ (1)	(169,119)
Repurchases of common stock (in shares)			(6,257)
Other comprehensive income (loss)	(273)				(273)
Net income	50,611					50,611
Balance at Oct. 31, 2024	$ (479,882)		$ 14	686,216	(9,959)	(1,156,153)
Temporary equity, Ending, Shares at Oct. 31, 2024	500	500
Temporary equity, Balance at Oct. 31, 2024	$ 493,677	$ 493,677
Balance, Ending, Shares at Oct. 31, 2024			143,949
Balance at Jul. 31, 2024	(439,399)		$ 14	740,292	(10,659)	(1,169,046)
Temporary equity, Beginning, Shares at Jul. 31, 2024		500
Temporary equity, Balance at Jul. 31, 2024		$ 493,145
Balance, Beginning, Shares at Jul. 31, 2024			143,228
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes	(9,256)			(9,256)
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes, (in shares)			1,724
Stock-based compensation related to stock awards	54,159			54,159
Accretion and dividend on series A convertible preferred stock, net of dividends paid	(4,282)	$ 532		(4,282)
Induced conversion of convertible notes	(42,601)			(42,601)
Purchase of capped calls related to convertible notes	(52,486)			(52,486)
Settlement of capped calls related to convertible notes	30,313			30,313
Repurchases of common stock	(29,923)			(29,923)
Repurchases of common stock (in shares)			(1,003)
Other comprehensive income (loss)	700				700
Net income	12,893					12,893
Balance at Oct. 31, 2024	$ (479,882)		$ 14	$ 686,216	$ (9,959)	$ (1,156,153)
Temporary equity, Ending, Shares at Oct. 31, 2024	500	500
Temporary equity, Balance at Oct. 31, 2024	$ 493,677	$ 493,677
Balance, Ending, Shares at Oct. 31, 2024			143,949