v3.26.1
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Apr. 30, 2026
Apr. 30, 2025
Cash flows from operating activities:    
Net loss $ (18,093) $ (24,328)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:    
Depreciation and amortization 6,367 6,748
Amortization (accretion) of premium (discount) on marketable debt securities, net (7) (70)
Stock-based compensation 21,893 26,130
Deferred income taxes 32 6
Other non-cash items, net (195) (239)
Changes in operating assets and liabilities:    
Accounts receivable 5 (468)
Inventories (27,999) (4,861)
Prepaid expenses and other current assets (1,577) (113)
Other non-current assets 55 11
Accounts payable (1,552) 15,368
Accrued and other current liabilities 826 (692)
Income taxes payable 237 250
Deferred revenue (5,282) (1,984)
Operating lease liabilities (409) (971)
Other long-term liabilities 73 14
Net cash provided by (used in) operating activities (25,626) 14,801
Cash flows from investing activities:    
Purchase of investments (55,177) (21,048)
Sales of investments 8,936 1,428
Maturities of investments 3,904 8,031
Purchase of tangible and intangible assets (3,957) (4,565)
Net cash used in investing activities (46,294) (16,154)
Cash flows from financing activities:    
Share repurchase (2,441) (1,000)
Proceeds from exercise of stock options and employee stock purchase plan 3,609 2,627
Long-term financing payment for intangible assets (5,824) (3,177)
Net cash used in financing activities (4,656) (1,550)
Net decrease in cash, cash equivalents and restricted cash (76,576) (2,903)
Cash, cash equivalents and restricted cash at beginning of period 191,461 144,629
Cash, cash equivalents and restricted cash at end of period 114,885 141,726
Supplemental disclosure of cash flow information:    
Cash paid for income taxes 289 294
Supplemental disclosure of noncash investing activities:    
Unpaid liabilities related to tangible and intangible assets purchases $ 5,746 $ 3,519