v3.26.1
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 3 Months Ended
Apr. 30, 2026
Apr. 30, 2025
Cash flows from operating activities    
Net income $ 260,936 $ 228,190
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 11,587 9,822
Reduction of lease right-of-use assets 3,279 3,265
Accretion of discount on short-term investments (1,788) (2,509)
Stock-based compensation 119,259 112,210
Amortization of deferred costs 4,900 4,043
Deferred income taxes 14,337 (27,418)
Other, net (1,777) 4,327
Changes in operating assets and liabilities:    
Accounts receivable 696,614 522,686
Unbilled accounts receivable (9,143) (7,672)
Deferred costs (3,625) (4,055)
Prepaid expenses and other current and long-term assets (7,984) (4,501)
Accounts payable 4,473 7,743
Accrued expenses and other current liabilities 8,923 (8,720)
Income tax payable 61,199 82,345
Deferred revenue (32,963) (41,361)
Lease liabilities (2,460) (2,543)
Other long-term liabilities 1,349 1,306
Net cash provided by operating activities 1,127,116 877,158
Cash flows from investing activities    
Purchases of short-term investments (982,315) (667,100)
Maturities and sales of short-term investments 670,835 620,903
Long-term assets (1,751) (5,910)
Acquisitions, net of cash acquired (75,480) 0
Net cash used in investing activities (388,711) (52,107)
Cash flows from financing activities    
Proceeds from exercise of common stock options 2,939 40,605
Repurchases of common stock (226,947) 0
Taxes paid related to net share settlement of equity awards (38,518) (20,225)
Net cash (used in) provided by financing activities (262,526) 20,380
Effect of exchange rate changes on cash, cash equivalents, and restricted cash (532) 766
Net change in cash, cash equivalents, and restricted cash 475,347 846,197
Cash, cash equivalents, and restricted cash at beginning of period 1,423,412 1,120,963
Cash, cash equivalents, and restricted cash at end of period 1,898,759 1,967,160
Cash, cash equivalents, and restricted cash at end of period:    
Cash and cash equivalents 1,896,580 1,964,982
Restricted cash included in other long-term assets 2,179 2,178
Total cash, cash equivalents, and restricted cash at end of period 1,898,759 1,967,160
Supplemental disclosures of other cash flow information:    
Cash paid for income taxes, net of refunds 7,203 13,850
Excess tax (deficiency) benefit from employee stock plans $ (4,092) $ 2,579