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Note 15 - Income Tax - Deferred Income Tax Components (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Loss carry-forwards | $ 4,943 | $ 2,251
Expenses not currently deductible | 37,225 | 31,353
Allowance for credit losses | 8,125 | 4,779
Inventory and other reserves | 1,836 | 3,357
Deferred Tax Assets, Gross | 52,129 | 41,740
Depreciation and amortization | 97,896 | 86,175
Basis differences of partnerships and other entities | 1,919 | 2,053
Prepaid and other expenses deducted for tax purposes | 2,186 | 1,896
Deferred Tax Liabilities, Gross | 102,001 | 90,124
Net deferred income tax asset (liability) before valuation allowance | (49,872) | (48,384)
Valuation allowance | 1,400 | 1,017
Net deferred income tax asset (liability) | $ (51,272) | $ (49,401)

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