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Other Borrowings (Summary Of Short Term Borrowings) (Details) - USD ($)
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Securities Sold Under Agreements To Repurchase [Member]    
Short-term Debt [Line Items]    
Balance at end of year $ 3,189,000
Maximum month-end outstanding balance $ 814,000 5,976,000
Average outstanding balance during the year $ 184,000 $ 963,000
Average interest rate during the year 1.09% 0.93%
Average interest rate at end of year 0.96%
Federal Home Loan Bank Advances [Member]    
Short-term Debt [Line Items]    
Balance at end of year   $ 12,000,000
Maximum month-end outstanding balance $ 12,000,000 12,000,000
Average outstanding balance during the year $ 2,269.00 $ 2,082.00
Average interest rate during the year 1.23% 3.65%
Average interest rate at end of year   2.56%