Fair Value Measurements (Quantitative Information About Level 3 Fair Value Measurements For Certain Financial Assets) (Details)	9 Months Ended
	Sep. 30, 2015
Impaired Loans [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Quantitative information about level 3 nonrecurring basis	14.00%
Other Real Estate Owned [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Quantitative information about level 3 nonrecurring basis	9.00%
Maximum [Member] | Impaired Loans [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Quantitative information about level 3 nonrecurring basis	20.00%
Maximum [Member] | Other Real Estate Owned [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Quantitative information about level 3 nonrecurring basis	13.00%
Minimum [Member] | Impaired Loans [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Quantitative information about level 3 nonrecurring basis	6.00%
Minimum [Member] | Other Real Estate Owned [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Quantitative information about level 3 nonrecurring basis	6.00%