Consolidated Statements of Cash Flows - USD ($) $ in Thousands		12 Months Ended
		Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
Cash flows from operating activities:
Net loss		$ (328,352)	$ (525,586)	$ (92,393)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation and amortization		18,723	14,705	12,335
Amortization of deferred contract acquisition costs		59,826	39,257	40,997
Reversal of deferred contract acquisition costs and accrued sales commissions, net		0	0	(9,229)
Net amortization on marketable securities		(1,782)	1,954	263
Abandonment and impairment charges		2,881	0
Stock-based compensation expense		369,840	515,583	86,167
Charitable donation of Class A common stock		5,499	0	0
Amortization of operating lease right-of-use assets		11,675	8,875	7,266
Provision for deferred income taxes		861	(5,832)	(7,587)
Other non-cash (credits) charges, net	[1]	(2,465)	1,983	1,019
Changes in operating assets and liabilities:
Accounts receivable		(123,783)	(86,387)	(76,907)
Contract assets		(185)	(43,660)	(21,964)
Deferred contract acquisition costs		(118,909)	(130,186)	(51,058)
Prepaid expenses and other assets		(59,810)	(15,360)	(8,564)
Accounts payable		(1,571)	3,507	1,893
Accrued expenses and other liabilities		(14,954)	45,729	6,122
Accrued compensation and employee benefits		15,086	24,038	49,924
Operating lease liabilities, net		(3,307)	(9,064)	(8,080)
Deferred revenue		160,746	105,481	98,973
Net cash (used in) provided by operating activities		(9,981)	(54,963)	29,177
Cash flows from investing activities:
Purchases of marketable securities		(388,409)	(212,512)	(103,108)
Sales of marketable securities		0	89,383	0
Maturities of marketable securities		151,426	107,745	0
Purchases of property and equipment		(23,815)	(8,879)	(1,953)
Payments related to business acquisitions, net of cash acquired		(29,542)	(5,498)	(19,690)
Capitalized software development costs		0	(2,950)	(1,240)
Other investing, net		1,197	(2,731)	0
Net cash used in investing activities		(289,143)	(35,442)	(125,991)
Cash flows from financing activities:
Proceeds from initial public offering, net of underwriting discounts and commissions		0	692,369	0
Payments of initial public offering costs		0	(3,734)	(732)
Proceeds from issuance of convertible preferred stock		0	750,000	225,903
Issuance costs related to convertible preferred stock		0	(164)	(324)
Proceeds from exercise of stock options		8,388	12,197	26,379
Payments of tax withholdings on net settlement of equity awards		(73,095)	(10,467)	0
Net (payments) receipts of tax withholdings on sell-to-cover equity award transactions		(9,480)	10,432	0
Proceeds from employee stock purchase plan contributions		15,011	19,040	0
Repurchase of unvested early exercised stock options		(1,493)	0	0
Proceeds from credit agreement		0	0	78,587
Repayment of credit agreement		0	0	(78,587)
Payment of deferred loan costs related to senior secured credit facility		0	0	(808)
Net cash (used in) provided by financing activities		(60,669)	1,469,673	250,418
Effect of exchange rate changes		(6,811)	18,265	(16,545)
Net (decrease) increase in cash, cash equivalents, and restricted cash		(366,604)	1,397,533	137,059
Cash, cash equivalents, and restricted cash at beginning of period		1,768,723	371,190	234,131
Cash, cash equivalents, and restricted cash at end of period		1,402,119	1,768,723	371,190
Supplemental disclosures of cash flow information:
Cash paid for interest		651	691	1,708
Cash paid for income taxes		20,999	8,454	4,509
Supplemental disclosures of non-cash investing and financing activity:
Stock-based compensation capitalized for software development		0	4,487	261
Value of shares issued in payment of business acquisitions		2,965	30,467	0
Deferred consideration related to business acquisitions		11,433	0	0
Reduction in accrued expenses and other liabilities for vesting of early exercised stock options		1,357	3,017	1,762
Tax withholdings on net settlement of restricted stock units, accrued but not yet paid		2,213	270	0
Property and equipment included in accounts payable		$ 1,056	$ 1,863	$ 0

[1] (1) Prior period amounts have been combined to conform to current presentation