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Goodwill And Other Intangible Assets (Summary Of Goodwill Activity) (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2020
USD ($)
Goodwill [Roll Forward]  
Beginning balance $ 12,658
Goodwill, Purchase Accounting Adjustments 144
Acquired goodwill, net 32,693
Ending balance $ 45,495