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Basis Of Presentation And Significant Accounting Policies (Fair Value Of the Company's Derivative Instruments) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Other Assets $ 3,648 $ 9,292
Other Liabilities 3,556 737
Forward Contracts [Member]
   
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Other Assets 44 4,217
Other Liabilities 3,514 673
Whole Loan Commitments [Member]
   
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Other Assets 52 2,319
Other Liabilities 41 0
Interest Rate Lock Commitments [Member]
   
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Other Assets 3,552 2,756
Other Liabilities $ 1 $ 64