CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
Cash flows from operating activities:
Net loss	$ (815)	$ (848)	$ (266)
Adjustments to reconcile net loss to net cash provided by operating activities:
Stock-based compensation	677	566	195
Depreciation, amortization and accretion	114	108	37
Amortization of debt discount and issuance costs	6	86	68
Amortization of deferred commissions	84	57	40
Deferred income taxes	7	(6)	(1)
Non-cash charitable contributions	4	7	9
Lease impairment charges	14	0	3
Loss on early extinguishment and conversion of debt	0	0	2
(Gain) loss on strategic investments	(1)	(8)	1
Other, net	3	2	2
Changes in operating assets and liabilities:
Accounts receivable	(87)	(175)	(66)
Deferred commissions	(122)	(171)	(81)
Prepaid expenses and other assets	(13)	(7)	(13)
Operating lease right-of-use assets	27	23	19
Accounts payable	(6)	7	4
Accrued compensation	(44)	50	44
Accrued expenses and other liabilities	8	21	6
Operating lease liabilities	(34)	(24)	(17)
Deferred revenue	264	416	142
Net cash provided by operating activities	86	104	128
Cash flows from investing activities:
Capitalization of internal-use software costs	(9)	(4)	(4)
Purchases of property and equipment	(12)	(13)	(13)
Purchases of securities available for sale and other	(1,411)	(1,847)	(2,029)
Proceeds from maturities and redemption of securities available for sale	1,308	1,482	535
Proceeds from sales of securities available for sale and other	0	230	206
Payments for business acquisitions, net of cash acquired	(4)	(215)	0
Purchase of intangible assets	(2)	0	0
Net cash used in investing activities	(130)	(367)	(1,305)
Cash flows from financing activities:
Proceeds from issuance of convertible senior notes, net of issuance costs	0	0	1,135
Proceeds from hedges related to convertible senior notes	0	0	195
Payments for warrants related to convertible senior notes	0	0	(175)
Purchases of capped calls related to convertible senior notes	0	0	(134)
Proceeds from stock option exercises, net of repurchases	17	53	45
Proceeds from shares issued in connection with employee stock purchase plan	31	36	26
Net cash provided by financing activities	48	89	1,092
Effects of changes in foreign currency exchange rates on cash, cash equivalents and restricted cash	(6)	(2)	2
Net decrease in cash, cash equivalents and restricted cash	(2)	(176)	(83)
Cash, cash equivalents and restricted cash at beginning of year	273	449	532
Cash, cash equivalents and restricted cash at end of year	271	273	449
Cash paid during the period for:
Interest	6	6	4
Income taxes	8	3	1
Non-cash investing and financing activities:
Issuance of common stock and value of equity awards assumed in connection with business combination	0	5,409	0
Issuance of common stock for repurchases and conversions of convertible senior notes	47	126	308
Benefit from exercise of hedges related to convertible senior notes	18	92	37
Operating lease right-of-use assets exchanged for lease liabilities	11	22	46
Issuance of common stock for bonus settlement	0	0	10
Reconciliation of cash, cash equivalents, and restricted cash within the consolidated balance sheets to the amounts shown in the statements of cash flows above:
Cash and cash equivalents	264	260	435
Restricted cash, current included in prepaid expenses and other current assets	0	5	5
Restricted cash, noncurrent included in other assets	7	8	9
Total cash, cash equivalents and restricted cash	$ 271	$ 273	$ 449