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	$ (453,384)	$ (388,600)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	52,447	26,113
Non-cash operating lease costs	25,653	21,239
Amortization of deferred commissions	35,853	26,971
Stock-based compensation, net of amounts capitalized	564,231	381,674
Net amortization (accretion) of premiums (discounts) on investments	(32,992)	12,876
Net unrealized losses (gains) on strategic investments in equity securities	(2,895)	32,032
Deferred income tax	(12,894)	(26,664)
Other	11,812	2,074
Changes in operating assets and liabilities, net of effects of business combinations:
Accounts receivable	309,843	239,569
Deferred commissions	(40,992)	(39,906)
Prepaid expenses and other assets	46,916	(28,177)
Accounts payable	17,469	6,225
Accrued expenses and other liabilities	27,106	10,455
Operating lease liabilities	(16,023)	(18,186)
Deferred revenue	(149,515)	(8,649)
Net cash provided by operating activities	382,635	249,046
Cash flows from investing activities:
Purchases of property and equipment	(13,268)	(11,261)
Capitalized internal-use software development costs	(17,215)	(11,540)
Cash paid for business combinations, net of cash, cash equivalents, and restricted cash acquired	(264,571)	(177,925)
Purchases of intangible assets	(27,480)	(700)
Purchases of investments	(1,725,964)	(1,925,257)
Sales of investments	7,266	43,932
Maturities and redemptions of investments	1,780,061	1,696,512
Net cash used in investing activities	(261,171)	(386,239)
Cash flows from financing activities:
Proceeds from exercise of stock options	31,519	23,796
Proceeds from issuance of common stock under employee stock purchase plan	37,065	26,094
Taxes paid related to net share settlement of equity awards	(182,710)	(84,109)
Repurchases of common stock	(191,694)	0
Net cash used in financing activities	(305,820)	(34,219)
Effect of exchange rate changes on cash, cash equivalents, and restricted cash	1,005	(7,388)
Net decrease in cash, cash equivalents, and restricted cash	(183,351)	(178,800)
Cash, cash equivalents, and restricted cash—beginning of period	956,731	1,102,534
Cash, cash equivalents, and restricted cash—end of period	773,380	923,734
Supplemental disclosures of non-cash investing and financing activities:
Property and equipment included in accounts payable and accrued expenses	6,474	5,661
Stock-based compensation included in capitalized software development costs	24,622	12,780
Issuance of common stock in connection with a business combination	0	438,916
Unpaid taxes related to net share settlement of equity awards included in accrued expenses and other current liabilities	6,249	2,025
Reconciliation of cash, cash equivalents, and restricted cash:
Cash and cash equivalents	755,192	906,663
Restricted cash—included in other assets and prepaid expenses and other current assets	18,188	17,071
Total cash, cash equivalents, and restricted cash	$ 773,380	$ 923,734