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Note 13 - Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Inventory | $ (5,215) | $ (4,710)
Accounts receivable | (436) | (430)
Vehicle finance lease obligations | (31,178) | (28,514)
Finance and operating leases - Liability | (29,446) | (25,283)
Stock options | (8,785) | (7,525)
Accrued liabilities | (4,653) | (3,632)
State net operating loss carry forward | (1,111) | (1,268)
State tax credit | (34) | (77)
Other | (6,167) | (5,519)
Difference between book and tax basis - Finance and operating lease - Asset | 29,031 | 24,989
Difference between book and tax basis - Fixed assets and intangibles | 217,565 | 203,939
Net deferred income tax liability | $ 159,571 | $ 151,970

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