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Fair Value Of Financial Instruments (Reconciliation Of Fair Valued Assets Measured On A Recurring Basis) (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Collateralized Debt Obligations [Member]
        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Beginning balance $ 23,093 $ 13,798 $ 17,538 $ 11,442
Included in other comprehensive income 828 1,232 6,383 3,588
Ending Balance 23,921 15,030 23,921 15,030
The amount of total gains or losses for the period included in earnings attributable to the change in realized/unrealized gains or losses related to assets still held at the reporting date 0 0 0 0
Interest Rate Swap [Member]
        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Beginning balance (365) (747) (457) (849)
Included in other comprehensive income 93 128 185 230
Ending Balance (272) (619) (272) (619)
The amount of total gains or losses for the period included in earnings attributable to the change in realized/unrealized gains or losses related to assets still held at the reporting date $ 0 $ 0 $ 0 $ 0