Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2024	Apr. 30, 2023
Cash flows from operating activities
Net loss	$ (28,736)	$ (31,901)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	4,902	5,616
Amortization of deferred contract acquisition costs	18,467	14,072
Net amortization on marketable securities	(9,268)	(4,097)
Stock-based compensation expense	88,727	85,048
Charitable donation of Class A common stock	6,564	4,215
Non-cash operating lease expense	3,476	3,071
Provision for deferred income taxes	569	(267)
Other non-cash (credits) charges, net	(966)	624
Changes in operating assets and liabilities:
Accounts receivable	162,444	141,557
Contract assets	(7,645)	660
Deferred contract acquisition costs	(12,437)	(15,499)
Prepaid expenses and other assets	(803)	(5,860)
Accounts payable	3,936	(2,130)
Accrued expenses and other liabilities	(4,195)	(10,547)
Accrued compensation and employee benefits	(96,403)	(93,390)
Operating lease liabilities, net	(3,912)	(2,946)
Deferred revenue	(24,683)	(20,885)
Net cash provided by operating activities	100,037	67,341
Cash flows from investing activities
Purchases of marketable securities	(323,137)	(215,391)
Maturities of marketable securities	360,141	78,955
Purchases of property and equipment	(1,238)	(1,870)
Other investing, net	0	2,754
Net cash provided by (used in) investing activities	35,766	(135,552)
Cash flows from financing activities
Repurchases of Class A common stock	(22,005)	0
Proceeds from exercise of stock options	312	1,187
Payments of tax withholdings on net settlement of equity awards	(28,959)	(25,902)
Net payments of tax withholdings on sell-to-cover equity award transactions	0	(645)
Proceeds from employee stock purchase plan contributions	4,916	4,730
Net cash used in financing activities	(45,736)	(20,630)
Effect of exchange rate changes	(5,127)	(1,702)
Net increase (decrease) in cash, cash equivalents, and restricted cash	84,940	(90,543)
Cash, cash equivalents, and restricted cash - beginning of period	1,062,116	1,402,119
Cash, cash equivalents, and restricted cash - end of period	1,147,056	1,311,576
Supplemental disclosure of cash flow information
Cash paid for interest	45	86
Cash paid for income taxes	7,391	6,218
Supplemental disclosure of non-cash investing and financing activities
Property and equipment purchases included in accounts payable	50	65
Receivable from maturities of marketable securities included in prepaid expense and other current assets	0	20,315
Tax withholdings on net settlement of restricted stock units, accrued but not yet paid	$ 4,304	$ 1,996