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Income Taxes - Components of Net Deferred Tax Liability (Detail) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Income Tax Disclosure [Abstract]    
Inventories $ 531 $ 356
Property and equipment (2,951) (2,887)
Accrued liabilities and other deductible differences 39 18
Accrued employee benefits 1,182 982
Goodwill (1,693) (1,693)
Other taxable differences (26) (15)
Total deferred tax liability $ (2,918) $ (3,239)