CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jul. 31, 2023	Jul. 31, 2022
Cash flows from operating activities
Net loss	$ (259,668)	$ (514,034)
Adjustments to reconcile net loss to net cash provided by operating activities
Depreciation and amortization	46,945	47,952
Amortization of deferred commissions	66,143	53,574
Amortization of investment premiums (accretion of discounts), net	(10,404)	(482)
Loss on strategic equity investments, net	3,414	97
Amortization of debt issuance costs	4,441	5,484
Non-cash operating lease costs	(751)	(2,805)
Stock-based compensation	383,517	413,141
Deferred income taxes	(509)	(1,020)
Loss on disposal of assets	10	0
Changes in operating assets and liabilities
Accounts receivable, net	700,777	553,106
Prepaid expenses and other assets	(24,646)	17,078
Deferred commissions	(70,412)	(62,754)
Accounts payable	10,915	23,629
Accrued compensation	(56,594)	(138,298)
Accrued expenses and other liabilities	(23,913)	(17,142)
Deferred revenue	(267,634)	(252,807)
Net cash provided by operating activities	501,631	124,719
Cash flows from investing activities
Purchases of property and equipment	(5,873)	(6,650)
Capitalized software development costs	(5,152)	(4,990)
Purchases of marketable securities	(877,018)	(923,762)
Maturities of marketable securities	1,282,895	209,424
Purchases of strategic investments	(3,300)	(6,099)
Other investment activities	0	1,436
Net cash provided by (used in) investing activities	391,552	(730,641)
Cash flows from financing activities
Proceeds from the exercise of stock options	230	1,132
Proceeds from employee stock purchase plan	51,201	48,596
Taxes paid related to net share settlement of equity awards	(111,739)	(124,614)
Net cash used in financing activities	(60,308)	(74,886)
Net increase (decrease) in cash and cash equivalents	832,875	(680,808)
Cash and cash equivalents at beginning of period	690,587	1,428,691
Cash and cash equivalents at end of period	1,523,462	747,883
Supplemental disclosures
Cash paid for income taxes	4,521	6,751
Cash paid for interest	10,866	17,659
Non-cash investing and financing activities
Increase in accrued purchases of property and equipment	3,708	2,994
Vesting of early exercised options	$ 0	$ 1