Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Deferred tax liabilities:
Partnership basis	$ (2,649)	$ (2,569)
Prepaid expenses	(1,517)	(1,376)
Deferred tax liabilities	(4,166)	(3,945)
Deferred tax assets:
Property and equipment	6,663	6,872
Deferred Tax Assets, Incentive and Vacation Accrual	2,942	2,964
Deferred Tax Assets, Deferred Income	5,682	3,285
Allowance for doubtful accounts	44	45
Other	913	971
Net operating loss carryforwards	63,951	70,855
Federal historic tax credit	824	824
Valuation allowance	(76,853)	(81,858)
Deferred tax assets	$ 4,166	$ 3,958