Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred tax assets:
Stock-based compensation	$ 404	$ 392
Basis in partnerships	6,867	8,163
Inventory	2,956	2,585
Accrued expenses	4,404	2,979
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Contingencies	1,240	1,385
Deferred Tax Assets, Operating Leases Liabilities	1,078	601
Other	218	349
Deferred tax assets, gross	17,167	16,454
Deferred tax assets, net	17,167	16,454
Deferred Tax Liabilities, Leasing Arrangements	(1,060)	(581)
Deferred tax liabilities:
Prepaid insurance	(97)	(372)
Other	(269)	(125)
Deferred tax liabilities	(1,426)	(1,078)
Deferred Tax Assets, Valuation Allowance	$ 0	$ 0