Estimated Fair Values (Assets And Liabilities Carried At Fair Value On A Nonrecurring Basis) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Servicing Asset	$ 16,688	$ 16	$ 1,784
Fair Value, Measurements, Nonrecurring | Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans not covered by loss share agreements	73,170	77,817
Real Estate Acquired Through Foreclosure	40,714	20,526
Covered under loss share agreements in other real estate owned	17,664	37,587
Servicing Asset	13,562
Fair Value, Measurements, Nonrecurring | Quoted Prices in Active Markets for Identical Assets and Liabilities (Level 1 Inputs)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans not covered by loss share agreements	0	0
Real Estate Acquired Through Foreclosure	0	0
Covered under loss share agreements in other real estate owned	0	0
Servicing Asset	0
Fair Value, Measurements, Nonrecurring | Quoted Prices for Similar Assets and Liabilities (Level 2 Inputs)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans not covered by loss share agreements	0	0
Real Estate Acquired Through Foreclosure	0	0
Covered under loss share agreements in other real estate owned	0	0
Servicing Asset	0
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans not covered by loss share agreements	73,170	77,817
Real Estate Acquired Through Foreclosure	40,714	20,526
Covered under loss share agreements in other real estate owned	17,664	37,587
Servicing Asset	$ 13,562