CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jul. 31, 2025	Jul. 31, 2024
Operating activities:
Net income	$ 465.0	$ 534.0
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization and accretion	95.0	86.0
Stock-based compensation expense	421.0	316.0
Amortization of costs to obtain a contract with a customer	219.0	85.0
Deferred income taxes	153.0	(40.0)
Restructuring, other exit costs, and facility reductions	17.0	0.0
Other	(20.0)	(5.0)
Changes in operating assets and liabilities, net of business combinations:
Accounts receivable	476.0	477.0
Prepaid expenses and other assets	(539.0)	(167.0)
Accounts payable and other liabilities	17.0	(30.0)
Deferred revenue	(287.0)	(577.0)
Accrued income taxes	7.0	27.0
Net cash provided by operating activities	1,024.0	706.0
Investing activities:
Purchases of marketable securities	(309.0)	(431.0)
Sales and maturities of marketable securities	353.0	430.0
Capital expenditures	(17.0)	(16.0)
Purchases of intangible assets	(14.0)	(39.0)
Business combinations, net of cash acquired	0.0	(801.0)
Other investing activities	(5.0)	(7.0)
Net cash provided by (used in) investing activities	8.0	(864.0)
Financing activities:
Proceeds from issuance of common stock, net of issuance costs	75.0	71.0
Taxes paid related to net share settlement of equity awards	(190.0)	(172.0)
Repurchases of common stock	(712.0)	(120.0)
Proceeds from debt, net of discount	499.0	0.0
Repayment of debt	(300.0)	0.0
Other financing activities	(6.0)	0.0
Net cash used in financing activities	(634.0)	(221.0)
Effect of exchange rate changes on cash and cash equivalents	6.0	0.0
Net increase (decrease) in cash and cash equivalents	404.0	(379.0)
Cash and cash equivalents at beginning of period	1,599.0	1,892.0
Cash and cash equivalents at end of period	2,003.0	1,513.0
Non-cash financing activities:
Fair value of common stock issued to settle liability-classified restricted common stock	$ 0.0	$ 3.0