CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jul. 31, 2023	Jul. 31, 2022
Operating activities:
Net income	$ 383	$ 332
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization and accretion	66	76
Stock-based compensation expense	362	322
Deferred income taxes	(65)	(43)
Lease-related asset impairments	7	9
Other	(33)	(11)
Changes in operating assets and liabilities, net of business combinations:
Accounts receivable	559	281
Prepaid expenses and other assets	(23)	(25)
Accounts payable and other liabilities	(115)	(199)
Deferred revenue	(350)	(77)
Accrued income taxes	67	26
Net cash provided by operating activities	858	691
Investing activities:
Purchases of marketable securities	(687)	(97)
Sales and maturities of marketable securities	339	245
Capital expenditures	(16)	(23)
Purchases of intangible assets	(10)	(5)
Business combinations, net of cash acquired	(26)	(96)
Other investing activities	(18)	(47)
Net cash used in investing activities	(418)	(23)
Financing activities:
Proceeds from issuance of common stock, net of issuance costs	71	67
Taxes paid related to net share settlement of equity awards	(120)	(92)
Repurchases of common stock	(616)	(708)
Net cash used in financing activities	(665)	(733)
Effect of exchange rate changes on cash and cash equivalents	(8)	(23)
Net decrease in cash and cash equivalents	(233)	(88)
Cash and cash equivalents at beginning of period	1,947	1,528
Cash and cash equivalents at end of period	1,714	1,440
Non-cash financing activities:
Fair value of common stock issued to settle liability-classified restricted common stock	9	5
Fair value of common stock issued related to business combinations	$ 0	$ 10