CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands		3 Months Ended
		Apr. 30, 2022	Apr. 30, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss		$ (4,699)	$ (14,573)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization		18,536	19,380
Stock-based compensation expense		47,110	41,790
Amortization of deferred commissions		13,145	10,517
Other		299	443
Changes in operating assets and liabilities:
Accounts receivable, net		136,876	116,835
Deferred commissions		(9,059)	(7,927)
Operating lease right-of-use assets, net		9,992	10,852
Other assets		(15,368)	(8,816)
Accounts payable, accrued expenses and other liabilities		(18,450)	(11,906)
Operating lease liabilities		(11,866)	(13,927)
Deferred revenue		(58,786)	(47,896)
Net cash provided by operating activities		107,730	94,772
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of short-term investment		(37,883)	(50,000)
Maturities of short-term investments		80,000
Purchases of property and equipment, net of sale proceeds		(558)	(1,145)
Capitalized internal-use software costs		(2,532)	(1,178)
Acquisitions, net of cash acquired		(300)	(56,642)
Other		(315)
Net cash used in investing activities		38,412	(108,965)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repurchase of common stock		(117,240)
Payments of dividends to preferred stockholders		(3,750)
Proceeds from issuances of common stock under employee equity plans		14,464	13,866
Employee payroll taxes paid for net settlement of restricted stock units		(41,839)	(15,684)
Principal payments of finance lease liabilities		(11,503)	(13,262)
Other		(2,323)	(3,768)
Net cash used in financing activities		(162,191)	(18,848)
Effect of exchange rate changes on cash, cash equivalents, and restricted cash		(8,501)	(211)
Net decrease in cash, cash equivalents, and restricted cash		(24,550)	(33,252)
Cash, cash equivalents, and restricted cash, beginning of period	[1]	416,888	595,511
Cash, cash equivalents, and restricted cash, end of period	[1]	$ 392,338	$ 562,259

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