Income Taxes - Significant Components of the Company's Deferred Taxes (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2018
Deferred income tax assets
Compensation accruals	$ 2,449	$ 2,387
Inventory valuation	1,553	2,008
Allowance for uncollectible accounts	510	489
Non-deductible accruals	4,137	3,538
Operating lease liability	5,932	6,220
Finance lease liability	1,981	2,087
Other deductible non-goodwill intangibles	5,369	5,291
State deferred taxes	32	176
Capital loss carryforwards	127	1,982
Net operating loss carryforwards	21	30
Deferred tax assets, gross	22,111	24,208
Valuation allowance	(127)	(1,982)	$ (2,000)
Deferred Tax Assets, Net of Valuation Allowance	21,984	22,226
Deferred income tax liabilities
Property, plant and equipment	10,508	8,983
Goodwill and indefinite-lived intangibles	9,438	8,755
Right of use asset - operating leases	5,832	6,150
Finance lease assets	1,906	2,051
Other	1,679	1,622
Deferred tax liabilities, gross	29,363	27,561
Net deferred income tax liability	$ (7,379)	$ (5,335)