Income Taxes (Schedule Of Components Of Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Income Taxes [Abstract]
Net operating loss carry-forwards	$ 26,237	$ 18,917
Foreign Tax Credit	3,743	3,743
Compensation and employee benefits	3,252	3,539
Deferred revenue	2,713	2,642
Accrued expenses	12,206	8,646
Lease Obligations	56,119	69,342
Land and property	1,620	958
Total Deferred Tax Assets	105,890	107,787
Lease liabilities	(52,747)	(63,293)
Accrued taxes	532	523
Intangibles	(444)	(396)
Other	(942)	(461)
Total Deferred Tax Liabilities	(54,665)	(64,673)
Net deferred tax assets before valuation allowance	51,225	43,114
Valuation allowance	(50,778)	(40,894)
Net deferred tax asset	$ 447	$ 2,220