CONDENSED CONSOLIDATED STATEMENTS OF CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' (DEFICIT) EQUITY (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Series A Convertible Preferred Stock	Common Stock Class A Common Stock	Additional Paid-In Capital	Additional Paid-In Capital Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive (Loss) Income	Accumulated Deficit	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment
Balance at Jan. 31, 2021	$ 151,065			$ 16	$ 1,473,666		$ (938)	$ (1,321,679)
Balance (ASU 2020-06) at Jan. 31, 2021		$ (68,017)				$ (68,576)			$ 559
Balance, Beginning, Shares at Jan. 31, 2021				159,851
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes	(19,936)			$ 1	(19,937)
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes, (in shares)				6,246
Stock consideration in connection with fiscal 2022 acquisition	10,000				10,000
Stock-based compensation related to stock awards	129,316				129,316
Series A convertible preferred stock, net of issuance costs			$ 485,080
Series A convertible preferred stock, net of issuance costs (in shares)			500
Accretion and dividend on series A convertible preferred stock, net of dividends paid	(8,086)		$ 8,086		(8,086)
Repurchases of common stock	(428,382)			$ (2)	(428,380)
Repurchases of common stock (in shares)				(17,087)
Other comprehensive income (loss)	(1,976)						(1,976)
Net income (loss)	(37,134)							(37,134)
Balance at Oct. 31, 2021	(273,150)			$ 15	1,088,003		(2,914)	(1,358,254)
Temporary equity, Ending, Shares at Oct. 31, 2021			500
Temporary equity, Balance at Oct. 31, 2021	493,166		$ 493,166
Balance, Ending, Shares at Oct. 31, 2021				149,010
Balance at Jul. 31, 2021	(152,987)			$ 15	1,193,003		(1,612)	(1,344,393)
Temporary equity, Beginning, Shares at Jul. 31, 2021			500
Temporary equity, Balance at Jul. 31, 2021			$ 488,894
Balance, Beginning, Shares at Jul. 31, 2021				152,660
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes	(3,147)			$ 1	(3,148)
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes, (in shares)				2,057
Stock-based compensation related to stock awards	40,827				40,827
Accretion and dividend on series A convertible preferred stock, net of dividends paid	(4,301)		$ 4,272		(4,301)
Repurchases of common stock	(138,379)			$ (1)	(138,378)
Repurchases of common stock (in shares)				(5,707)
Other comprehensive income (loss)	(1,302)						(1,302)
Net income (loss)	(13,861)							(13,861)
Balance at Oct. 31, 2021	(273,150)			$ 15	1,088,003		(2,914)	(1,358,254)
Temporary equity, Ending, Shares at Oct. 31, 2021			500
Temporary equity, Balance at Oct. 31, 2021	493,166		$ 493,166
Balance, Ending, Shares at Oct. 31, 2021				149,010
Balance at Jan. 31, 2022	$ (395,087)			$ 15	972,020		(4,543)	(1,362,579)
Temporary equity, Beginning, Shares at Jan. 31, 2022	500		500
Temporary equity, Balance at Jan. 31, 2022	$ 487,880		$ 487,880
Balance, Beginning, Shares at Jan. 31, 2022				145,081
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes	(49,122)				(49,122)
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes, (in shares)				7,166
Stock consideration in connection with fiscal 2022 acquisition (in shares)				559
Stock-based compensation related to stock awards	150,174				150,174
Accretion and dividend on series A convertible preferred stock, net of dividends paid	(12,804)		$ 1,554		(12,804)
Repurchases of common stock	(257,735)			$ (1)	(257,734)
Repurchases of common stock (in shares)				(9,892)
Other comprehensive income (loss)	(9,274)						(9,274)
Net income (loss)	6,254							6,254
Balance at Oct. 31, 2022	$ (567,594)			$ 14	802,534		(13,817)	(1,356,325)
Temporary equity, Ending, Shares at Oct. 31, 2022	500		500
Temporary equity, Balance at Oct. 31, 2022	$ 489,434		$ 489,434
Balance, Ending, Shares at Oct. 31, 2022				142,914
Balance at Jul. 31, 2022	(579,504)			$ 14	797,948		(11,233)	(1,366,233)
Temporary equity, Beginning, Shares at Jul. 31, 2022			500
Temporary equity, Balance at Jul. 31, 2022			$ 488,906
Balance, Beginning, Shares at Jul. 31, 2022				142,320
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes	(5,132)				(5,132)
Issuance of common stock under employee equity plans, net of shares withheld for employee payroll taxes, (in shares)				1,699
Stock-based compensation related to stock awards	43,159				43,159
Accretion and dividend on series A convertible preferred stock, net of dividends paid	(4,278)		$ 528		(4,278)
Repurchases of common stock	(29,163)				(29,163)
Repurchases of common stock (in shares)				(1,105)
Other comprehensive income (loss)	(2,584)						(2,584)
Net income (loss)	9,908							9,908
Balance at Oct. 31, 2022	$ (567,594)			$ 14	$ 802,534		$ (13,817)	$ (1,356,325)
Temporary equity, Ending, Shares at Oct. 31, 2022	500		500
Temporary equity, Balance at Oct. 31, 2022	$ 489,434		$ 489,434
Balance, Ending, Shares at Oct. 31, 2022				142,914