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Hedge Accounting (Summary Of Hedged Transactions That Affect Earnings) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Loss Recognized in Income on Derivatives (Effective Portion) $ 153  
Loss Reclassified from OCI into Income (Effective Portion) 187  
Designated as Hedging Instrument [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Loss Recognized in Income on Derivatives (Effective Portion) (153) $ 267
Loss Reclassified from OCI into Income (Effective Portion) (253) 202
Designated as Hedging Instrument [Member] | Interest Expense [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Loss Reclassified from OCI into Income (Effective Portion) (253) 202
Designated as Hedging Instrument [Member] | Interest Rate Contracts [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Loss Recognized in Income on Derivatives (Effective Portion) $ (153) $ 267