CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands		6 Months Ended
		Jul. 31, 2025	Jul. 31, 2024
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income		$ 21,639	$ 37,718
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization		14,626	9,984
Stock-based compensation expense		115,652	106,273
Amortization of deferred commissions		26,685	26,538
Deferred income taxes		9,519	3,521
Other		(8,111)	(1,119)
Changes in operating assets and liabilities:
Accounts receivable, net		105,779	103,301
Deferred commissions		(21,358)	(19,288)
Operating lease right-of-use assets, net		10,600	13,350
Other assets		(7,765)	(595)
Accounts payable, accrued expenses and other liabilities		(15,563)	(14,399)
Operating lease liabilities		(12,516)	(15,326)
Deferred revenue		(66,164)	(82,456)
Net cash provided by operating activities		173,023	167,502
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of short-term investments		(52,437)	(56,455)
Maturities of short-term investments		52,200	75,896
Sales of short-term investments		0	3,567
Purchases of property and equipment		(2,419)	(1,674)
Proceeds from sales of property and equipment		245	5,991
Capitalized internal-use software costs		(16,490)	(11,677)
Net cash (used in) provided by investing activities		(18,901)	15,648
CASH FLOWS FROM FINANCING ACTIVITIES:
Repurchases of common stock		(89,583)	(138,686)
Payments of dividends to preferred stockholders		(7,500)	(7,500)
Proceeds from exercise of stock options		1,455	15,353
Proceeds from issuances of common stock under employee stock purchase plan		16,654	15,677
Employee payroll taxes paid for net settlement of stock awards		(47,343)	(37,783)
Other		(735)	(4,163)
Net cash used in financing activities		(127,052)	(157,102)
Effect of exchange rate changes on cash, cash equivalents, and restricted cash		6,373	(2,589)
Net increase in cash, cash equivalents, and restricted cash		33,443	23,459
Cash, cash equivalents, and restricted cash, beginning of period	[1]	626,110	384,257
Cash, cash equivalents, and restricted cash, end of period	[1]	$ 659,553	$ 407,716

[1] Restricted cash is included in other current assets in the condensed consolidated balance sheets for the periods presented.