CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2023	Oct. 31, 2022	Jan. 31, 2023
Cash flows from operating activities:
Net loss	$ (81)	$ (209)	$ (311)	$ (662)
Adjustments to reconcile net loss to net cash provided by operating activities:
Stock-based compensation			523	513
Depreciation, amortization and accretion			64	89
Amortization of debt issuance costs			3	4
Amortization of deferred commissions			76	61
Deferred income taxes			4	4
Lease impairment charges			25	14
Gain on early extinguishment of debt	(18)	0	(91)	0
Net (gain) loss on strategic investments			1	(2)
Other, net			5	2
Changes in operating assets and liabilities:
Accounts receivable			61	15
Deferred commissions			(102)	(82)
Prepaid expenses and other assets			(1)	(4)
Operating lease right-of-use assets			18	21
Accounts payable			(1)	29
Accrued compensation			70	(30)
Accrued expenses and other liabilities			9	(6)
Operating lease liabilities			(29)	(22)
Deferred revenue			14	66
Net cash provided by operating activities			338	10
Cash flows from investing activities:
Capitalized software			(10)	(8)
Purchases of property and equipment			(5)	(9)
Purchases of securities available-for-sale and other			(1,151)	(872)
Proceeds from maturities and redemption of securities available-for-sale			1,702	848
Proceeds from sales of securities available-for-sale and other			61	0
Purchases of intangible assets			(1)	(2)
Payments for business acquisitions, net of cash acquired			(22)	(4)
Net cash provided by (used in) investing activities			574	(47)
Cash flows from financing activities:
Payments for repurchases of convertible senior notes			(803)	0
Payments for warrants related to convertible senior notes			(7)	0
Proceeds from stock option exercises, net of repurchases			10	15
Proceeds from shares issued in connection with employee stock purchase plan			26	19
Net cash provided by (used in) financing activities			(774)	34
Effects of changes in foreign currency exchange rates on cash, cash equivalents and restricted cash			(1)	(11)
Net increase (decrease) in cash, cash equivalents and restricted cash			137	(14)
Cash, cash equivalents and restricted cash at beginning of period			271	273	$ 273
Cash, cash equivalents and restricted cash at end of period	408	259	408	259	271
Cash paid during the period for:
Operating leases			34	30
Non-cash activities:
Issuance of common stock for conversions of convertible senior notes			0	40
Benefit from exercise of hedges related to convertible senior notes			2	18
Operating lease right-of-use assets exchanged for lease liabilities			11	8
Reconciliation of cash, cash equivalents and restricted cash within the condensed consolidated balance sheets to the amounts shown in the condensed consolidated statements of cash flows above:
Cash and cash equivalents	400	250	400	250	264
Restricted cash, current included in prepaid expenses and other current assets	2	2	2	2
Restricted cash, noncurrent included in other assets	6	7	6	7
Total cash, cash equivalents and restricted cash	$ 408	$ 259	$ 408	$ 259	$ 271