Other Identifiable Intangible Assets (Schedule Of Gross Carrying Value And Accumulated Amortization) (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 263	$ 263
Total	4,491	4,491
Accumulated Amortization	2,342	2,044
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	135	135
Customer List Intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	4,093	4,093
Accumulated Amortization	$ 2,342	$ 2,044