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Income taxes (Details - Deferred tax assets) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Deferred tax liabilities attributable to: |  |
Accumulated depreciation and amortization | $ (4,196) | $ (3,829)
Unrealized gains | 0 | (467)
Total deferred tax liabilities | (4,196) | (4,296)
Deferred tax assets attributable to: |  |
Net operating losses | 6 | 6
Unrealized loss | 23 | 0
Accrued compensation | 480 | 454
Incentive compensation | 550 | 499
Inventory | 349 | 279
Allowances for doubtful accounts and discounts | 2 | 2
Other | (6) | (6)
Total net deferred tax assets | 1,404 | 1,234
Net deferred tax liabilities | $ (2,792) | $ (3,062)

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