Fair Value Of Financial Instruments (Summary Of Fair Value Assets Measured On A Non Recurring Basis) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans (collateral dependent)	$ 13,084	$ 24,879
Other real estate owned		295
Quoted Prices In Active Markets For Identical Assets Level1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans (collateral dependent)	0	0
Other real estate owned		0
Significant Observable Inputs Level2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans (collateral dependent)	0	0
Other real estate owned		0
Significant Unobservable Inputs Level3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans (collateral dependent)	13,084	24,879
Other real estate owned		$ 295