CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands		3 Months Ended
		Apr. 30, 2020	Apr. 30, 2019
Revenues
Total revenues		$ 434,077	$ 424,850
Cost of revenues
Total cost of revenues	[1]	128,617	95,823
Gross profit		305,460	329,027
Operating expenses
Research and development	[1]	192,124	129,290
Sales and marketing	[1]	319,224	278,961
General and administrative	[1]	82,724	65,762
Total operating expenses	[1]	594,072	474,013
Operating loss		(288,612)	(144,986)
Interest and other income (expense), net
Interest income		6,475	16,346
Interest expense		(24,437)	(23,017)
Other income (expense), net		(674)	(539)
Total interest and other income (expense), net		(18,636)	(7,210)
Loss before income taxes		(307,248)	(152,196)
Income tax provision (benefit)		(1,669)	3,233
Net loss		$ (305,579)	$ (155,429)
Net loss per share:
Basic and diluted (in dollars per share)		$ (1.94)	$ (1.04)
Weighted-average shares outstanding:
Basic and diluted (in shares)		157,534	149,060
License
Revenues
Total revenues		$ 148,385	$ 202,862
Cost of revenues
Total cost of revenues	[1]	6,066	5,682
Cloud services
Revenues
Total revenues		112,152	62,055
Cost of revenues
Total cost of revenues	[1]	53,490	32,326
Maintenance and services
Revenues
Total revenues		173,540	159,933
Cost of revenues
Total cost of revenues	[1]	$ 69,061	$ 57,815

[1] Amounts include stock-based compensation expense, as follows: Cost of revenues, $13,202 thousand and $10,825 thousand; Research and development, $68,569 thousand and $41,268 thousand; Sales and marketing, $56,474 thousand and $50,268 thousand; General and administrative, $20,573 thousand and $20,702 thousand for the three months ended April 30, 2020 and 2019, respectively.