CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
		Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2022	Jul. 31, 2021
Revenues
Total revenues		$ 798,753	$ 605,743	$ 1,472,834	$ 1,107,794
Cost of revenues
Total cost of revenues	[1]	206,791	183,407	408,947	355,313
Gross profit		591,962	422,336	1,063,887	752,481
Operating expenses
Research and development	[1]	257,057	259,709	512,748	506,907
Sales and marketing	[1]	410,622	382,129	805,835	738,237
General and administrative	[1]	114,381	124,928	227,089	287,114
Total operating expenses	[1]	782,060	766,766	1,545,672	1,532,258
Operating loss		(190,098)	(344,430)	(481,785)	(779,777)
Interest and other income (expense), net
Interest income		4,847	507	6,219	886
Interest expense		(12,905)	(39,013)	(23,568)	(72,603)
Other income (expense), net		(3,613)	1,146	(3,603)	(77)
Total interest and other income (expense), net		(11,671)	(37,360)	(20,952)	(71,794)
Loss before income taxes		(201,769)	(381,790)	(502,737)	(851,571)
Income tax provision		7,943	2,161	11,297	3,381
Net loss		$ (209,712)	$ (383,951)	$ (514,034)	$ (854,952)
Net loss per share:
Net loss per share, basic (in dollars per share)		$ (1.30)	$ (2.34)	$ (3.19)	$ (5.23)
Net loss per share, diluted (in dollars per share)		$ (1.30)	$ (2.34)	$ (3.19)	$ (5.23)
Weighted-average shares outstanding:
Weighted-average shares used in computing basic and diluted net loss per share		161,787	164,018	161,070	163,615
Cloud services
Revenues
Total revenues		$ 346,405	$ 217,422	$ 669,334	$ 411,380
Cost of revenues
Total cost of revenues	[1]	122,860	98,016	242,381	186,101
License
Revenues
Total revenues		281,716	219,600	467,527	362,881
Cost of revenues
Total cost of revenues	[1]	1,337	2,459	2,800	6,749
Maintenance and services
Revenues
Total revenues		170,632	168,721	335,973	333,533
Cost of revenues
Total cost of revenues	[1]	$ 82,594	$ 82,932	$ 163,766	$ 162,463

[1] Amounts include stock-based compensation expense, as follows: Cost of revenues$22,937 $21,865 $42,799 $39,379 Research and development86,521 81,001 171,384 158,047 Sales and marketing58,059 64,436 130,873 119,622 General and administrative31,959 37,478 68,085 70,149