Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jul. 31, 2025	Jul. 31, 2024
Cash flows from operating activities
Net loss	$ (20,971)	$ (114,833)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	7,483	9,483
Amortization of deferred contract acquisition costs	44,165	39,392
Net accretion on marketable securities	(6,962)	(18,527)
Stock-based compensation expense	154,367	183,032
Charitable donation of Class A common stock	4,187	6,564
Non-cash operating lease expense	8,691	7,562
(Benefit from) provision for deferred income taxes	(360)	752
Other non-cash charges (credits), net	3,940	(573)
Changes in operating assets and liabilities:
Accounts receivable	192,404	165,781
Contract assets	(23,514)	(19,773)
Deferred contract acquisition costs	(36,302)	(33,898)
Prepaid expenses and other assets	(21,151)	6,314
Accounts payable	(11,706)	6,774
Accrued expenses and other liabilities	37,841	7,018
Accrued compensation and employee benefits	(51,354)	(59,799)
Operating lease liabilities, net	(6,412)	(6,983)
Deferred revenue	(113,757)	(31,873)
Net cash provided by operating activities	160,589	146,413
Cash flows from investing activities
Purchases of marketable securities	(300,059)	(697,765)
Maturities of marketable securities	257,134	730,337
Purchases of property and equipment	(12,832)	(2,656)
Payments related to business acquisition, net of cash acquired	(24,821)	0
Purchases of investments	0	(35,809)
Net cash used in investing activities	(80,578)	(5,893)
Cash flows from financing activities
Repurchases of Class A common stock	(329,101)	(218,752)
Proceeds from exercise of stock options	523	643
Payments of tax withholdings on net settlement of equity awards	(26,278)	(45,949)
Net (payments) receipts of tax withholdings on sell-to-cover equity award transactions	(19)	99
Proceeds from employee stock purchase plan contributions	8,069	8,642
Payment of deferred consideration related to business acquisition	0	(5,570)
Net cash used in financing activities	(346,806)	(260,887)
Effect of exchange rate changes	16,216	(1,998)
Net decrease in cash, cash equivalents, and restricted cash	(250,579)	(122,365)
Cash, cash equivalents, and restricted cash - beginning of period	879,634	1,062,116
Cash, cash equivalents, and restricted cash - end of period	629,055	939,751
Supplemental disclosure of cash flow information
Cash paid for interest	0	309
Cash paid for income taxes, net	11,127	12,054
Supplemental disclosure of non-cash investing and financing activities
Property and equipment purchases included in accounts payable	62	149
Deferred and contingent consideration recognized in connection with business acquisition	9,835	0
Tax withholdings on net settlement of restricted stock units, accrued but not yet paid	$ 4,852	$ 4,069