CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands		3 Months Ended
		Apr. 30, 2023	Apr. 30, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)		$ 8,350	$ (4,699)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization		12,906	18,536
Stock-based compensation expense		47,277	47,110
Amortization of deferred commissions		13,748	13,145
Other		320	299
Changes in operating assets and liabilities:
Accounts receivable, net		129,805	136,876
Deferred commissions		(8,113)	(9,059)
Operating lease right-of-use assets, net		11,086	9,992
Other assets		(1,939)	(15,368)
Accounts payable, accrued expenses and other liabilities		(20,744)	(18,450)
Operating lease liabilities		(13,065)	(11,866)
Deferred revenue		(54,701)	(58,786)
Net cash provided by operating activities		124,930	107,730
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of short-term investments		(35,438)	(37,883)
Maturities of short-term investments		33,000	80,000
Purchases of property and equipment, net of sale proceeds		(2,321)	(558)
Capitalized internal-use software costs		(3,833)	(2,532)
Other		(190)	(615)
Net cash provided by (used in) investing activities		(8,782)	38,412
CASH FLOWS FROM FINANCING ACTIVITIES:
Repurchases of common stock		(42,371)	(117,240)
Payments of dividends to preferred stockholders		(3,693)	(3,750)
Proceeds from issuances of common stock under employee equity plans		16,805	14,464
Employee payroll taxes paid for net settlement of stock awards		(20,576)	(41,839)
Principal payments of finance lease liabilities		(9,881)	(11,503)
Other		(1,205)	(2,323)
Net cash (used in) provided by financing activities		(60,921)	(162,191)
Effect of exchange rate changes on cash, cash equivalents, and restricted cash		(2,051)	(8,501)
Net increase (decrease) in cash, cash equivalents, and restricted cash		53,176	(24,550)
Cash, cash equivalents, and restricted cash, beginning of period	[1]	429,040	416,888
Cash, cash equivalents, and restricted cash, end of period	[1]	$ 482,216	$ 392,338

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