Goodwill And Intangible Assets (Summary Of Intangible Assets Other Than Goodwill) (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	$ 23,831	$ 24,707
Less: accumulated amortization	(22,031)	(22,661)
Less: impairment charges		(8)
Net intangible assets other than goodwill	1,800	2,038
Beneficial Leases [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	10,458	11,283
Less: accumulated amortization	(10,290)	(11,089)
Net intangible assets other than goodwill	168	194
Trade Name [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	9,024	9,024
Less: accumulated amortization	(8,102)	(7,961)
Net intangible assets other than goodwill	922	1,063
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	4,349	4,400
Less: accumulated amortization	(3,639)	(3,611)
Less: impairment charges		(8)
Net intangible assets other than goodwill	$ 710	$ 781