Fair Value Of Financial Instruments (Fair Value Unobservable Inputs For Level 3 Assets And Liabilities) (Details) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2012
Dec. 31, 2011
Sep. 30, 2012
Estimate of Fair Value, Fair Value Disclosure [Member]
Dec. 31, 2011
Estimate of Fair Value, Fair Value Disclosure [Member]
Sep. 30, 2012
Investment Securities - available for sale [Member]
Sep. 30, 2012
Cash Flow Hedge [Member]
Sep. 30, 2012
Impaired Loans [Member]
Sep. 30, 2012
Minimum [Member]
Impaired Loans [Member]
Sep. 30, 2012
Maximum [Member]
Impaired Loans [Member]
Sep. 30, 2012
Swap [Member]
Investment Securities - available for sale [Member]
Sep. 30, 2012
Libor [Member]
Minimum [Member]
Investment Securities - available for sale [Member]
Sep. 30, 2012
Libor [Member]
Maximum [Member]
Investment Securities - available for sale [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                        
Investment Securities - available for sale         $ 10,032              
Cash Flow Hedge     946 1,034   946            
Impaired Loans $ 59,283 $ 61,826 $ 17,660 $ 30,320     $ 790          
Valuation Technique         Discounted Cash Flow Discounted Cash Flow Market Comparable Properties          
Significant Unoservable Inputs         Discount Rate Reuters Third Party Market Quote Marketability Discount          
Fair Value Inputs, Discount Rate           99.90%   10.00% 30.00% 19.00% 9.00% 20.00%