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Troubled Debt Restructurings (Schedule Of Troubled Debt Restructurings On Financing Receivables) (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2016
contract
Jun. 30, 2017
contract
Jun. 30, 2016
USD ($)
contract
Troubled Debt Restructuring, Subsequent Periods [Line Items]      
Pre-Modification Outstanding Recorded Investment     $ 832
Post-Modification Outstanding Recorded Investment     832
Troubled Debt Restructuring Modifications Number Of Contracts | contract 0 0  
Commercial Real Estate Non-Owner Occupied      
Troubled Debt Restructuring, Subsequent Periods [Line Items]      
Pre-Modification Outstanding Recorded Investment     736
Post-Modification Outstanding Recorded Investment     $ 736
Troubled Debt Restructuring Modifications Number Of Contracts | contract     1
Residential Single Family      
Troubled Debt Restructuring, Subsequent Periods [Line Items]      
Pre-Modification Outstanding Recorded Investment     $ 96
Post-Modification Outstanding Recorded Investment     $ 96
Troubled Debt Restructuring Modifications Number Of Contracts | contract     1