Income Taxes - Significant Components of the Company's Deferred Taxes (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred income tax assets
Compensation accruals	$ 2,487	$ 2,449
Inventory valuation	2,515	1,553
Allowance for uncollectible accounts	672	510
Non-deductible accruals	4,040	4,137
Operating lease liability	6,025	5,932
Finance lease liability	1,934	1,981
Other deductible non-goodwill intangibles	5,473	5,369
State deferred taxes	0	32
Capital loss carryforwards	127	127
Net operating loss carryforwards	73	21
Deferred tax assets, gross	23,346	22,111
Valuation allowance	(127)	(127)
Deferred Tax Assets, Net of Valuation Allowance	23,219	21,984
Deferred income tax liabilities
Property, plant and equipment	12,208	10,508
Goodwill and indefinite-lived intangibles	10,254	9,438
Right of use asset - operating leases	5,878	5,832
Finance lease assets	1,820	1,906
State deferred taxes	18	0
Other	1,492	1,679
Deferred tax liabilities, gross	31,670	29,363
Net deferred income tax liability	$ (8,451)	$ (7,379)