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Goodwill And Other Intangible Assets (Summary Of Other Intangible Assets) (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Identifiable intangible assets [Abstract]    
Gross carrying amount $ 15,828 $ 15,650
Less: accumulated amortization 7,585 6,022
Net carrying amount $ 8,243 $ 9,628