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Note 10 - Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Deferred tax assets: |  |
Accounts receivable, credit losses | $ 65 | $ 63
Reserves not deductible until paid | 122 | 6
Federal | 1,270 | 2,030
State | 592 | 579
Federal tax credit | 1,408 | 1,261
Operating lease liabilities | 351 | 337
Section 163(j) business interest expense carryforward | 857 | 682
Other | 126 | 22
Gross deferred tax assets | 4,791 | 4,980
Less valuation allowance | (3,018) | (2,965)
Deferred tax assets net of valuation allowance | 1,773 | 2,015
Deferred tax liabilities: |  |
Property and equipment | (1,395) | (1,670)
Operating lease right of use assets | (351) | (337)
Gross deferred tax liabilities | (1,746) | (2,007)
Net deferred tax asset | $ 27 | $ 8

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