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Note 17 - Income Taxes - Summary of Current and Noncurrent Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Accrued employee benefits | $ 3,840 | $ 3,125
Inventories | 350 | 30
Trade receivable, net | 329 | 833
Net operating loss carryforwards | 2,944 | 3,099
Tax credit carryforwards | 2,863 | 2,888
Contract assets, net | 403 | 313
Other | 1,074 | 984
Deferred tax assets, gross | 11,803 | 11,272
Valuation allowance | (6,051) | (5,899)
Deferred tax assets, net | 5,752 | 5,373
Property and equipment | (13,550) | (12,937)
Intangible assets | (1,319) | (1,902)
Goodwill | (606) | (129)
Prepaid expenses | (1,285) | (1,005)
Total deferred tax liabilities | (16,760) | (15,973)
Net deferred income tax liabilities | (11,008) | (10,600)
Deferred income taxes | (11,402) | (10,984)
Net deferred income tax liabilities | (11,008) | (10,600)
Other Assets [Member] |  |
Deferred income tax assets, included in Other assets | $ 394 | $ 384

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