CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2024	Apr. 30, 2023
Income Statement [Abstract]
Revenue	$ 1,141,234	$ 1,105,364
Cost of revenue	273,302	263,947
Gross profit	867,932	841,417
Operating expenses:
Research and development	205,558	209,271
Sales and marketing	348,008	422,504
General and administrative	111,344	199,900
Total operating expenses	664,910	831,675
Income from operations	203,022	9,742
Gains on strategic investments, net	17,354	2,275
Other income, net	71,588	31,213
Income before provision for income taxes	291,964	43,230
Provision for income taxes	75,656	27,786
Net income	$ 216,308	$ 15,444
Net income per share:
Basic (in dollars per share)	$ 0.70	$ 0.05
Diluted (in dollars per share)	$ 0.69	$ 0.05
Weighted-average shares used in computing net income per share:
Basic (in shares)	308,700,582	295,409,207
Diluted (in shares)	315,360,678	304,115,913