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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |
Net loss | $ (4,368) | $ (3,851) | $ (5,002)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities: |  |  |
Depreciation | 275 | 230 | 206
Lease amortization | 1,123 | 1,200 | 994
Net gain on disposal of assets | 0 | (25) | (2)
Reversal of guarantee obligations (ASC 460) reserve upon expiration of statute of limitations | (21) | (21) | (21)
Stock-based compensation expense | 117 | 293 | 603
Recovery of credit losses | (39) | (1,315) | (3,465)
Inventory write-downs | 97 | 133 | 682
Changes in fair value of equity securities | (165) |  |
Deferred income taxes | 154 | 275 | 1,135
Changes in operating assets and liabilities |  |  |
Accounts receivable | 3,570 | 4,802 | 19,043
Inventories and deferred costs | (1,418) | 303 | (448)
Prepaid and other assets | (680) | (854) | 1,693
Accounts payable | (951) | (5,015) | (6,057)
Income taxes payable | (325) | 181 | (417)
Customer advances | 543 | 103 | (108)
Deferred revenue | (38) |  | (6)
Other liabilities | (2,331) | (917) | (1,553)
Net cash provided by (used in) operating activities | (4,457) | (4,478) | 7,277
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |
Purchase of property, plant and equipment | (158) | (255) | (250)
Net cash used in investing activities | (158) | (255) | (250)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Proceeds from exercise of stock options | 0 | 4 | 20
Repurchase of ordinary shares |  |  | (13)
Net cash provided by financing activities | 0 | 4 | 7
Effect of exchange rate changes on cash and cash equivalents | (1,889) | (2,483) | (6,451)
Net increase (decrease) in cash and cash equivalents | (6,504) | (7,212) | 583
Cash, cash equivalents and restricted cash at beginning of year | 59,647 | 66,859 | 66,276
Cash, cash equivalents and restricted cash at end of year | 53,143 | 59,647 | 66,859
Cash paid: |  |  |
Income taxes paid | $ 854 | $ 963 | $ 1,342

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