Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jul. 31, 2023	Jul. 31, 2022
CASH FLOW FROM OPERATING ACTIVITIES:
Net loss	$ (196,407)	$ (186,140)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	18,623	10,794
Amortization of deferred contract acquisition costs	22,263	32,532
Non-cash operating lease costs	1,973	1,609
Stock-based compensation expense	108,395	72,631
Loss on investments, accretion of discounts, and amortization of premiums on investments, net	(11,089)	(1,167)
Gain on strategic investments	(2,000)	0
Other	775	(452)
Accounts receivable	27,926	480
Prepaid expenses and other assets	6,291	(9,151)
Deferred contract acquisition costs	(30,272)	(39,287)
Accounts payable	1,044	6,094
Accrued liabilities	4,386	4,148
Accrued payroll and benefits	(4,393)	(23,669)
Operating lease liabilities	(2,434)	(2,737)
Deferred revenue	15,101	31,285
Other liabilities	(144)	(8,447)
Net cash used in operating activities	(39,962)	(111,477)
CASH FLOW FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(494)	(4,101)
Purchases of intangible assets	(213)	(194)
Capitalization of internal-use software	(6,165)	(6,028)
Purchases of investments	(350,416)	(1,243,594)
Sales and maturities of investments	371,996	291,845
Cash paid for acquisition, net of cash and restricted cash acquired	0	(281,032)
Net cash provided by (used in) investing activities	14,708	(1,243,104)
CASH FLOW FROM FINANCING ACTIVITIES:
Payments of deferred offering costs	0	(186)
Proceeds from exercise of stock options	13,845	8,382
Proceeds from issuance of common stock under the employee stock purchase plan	6,416	8,682
Net cash provided by financing activities	20,261	16,878
NET CHANGE IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH	(4,993)	(1,337,703)
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH–Beginning of period	202,406	1,672,051
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH–End of period	197,413	334,348
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Income taxes paid, net of refunds	977	(69)
SUPPLEMENTAL DISCLOSURE OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Stock-based compensation capitalized as internal-use software	2,800	1,590
Property and equipment purchased but not yet paid	525	836
Internal-use software capitalized but not yet paid	68	383
Vesting of early exercised stock options	169	18
Issuance of common stock and assumed equity awards in connection with acquisition	$ 0	$ 186,332