Loans And The Allowance For Loan Losses (Troubled Debt Restructurings That Subsequently Defaulted) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015 contract	Mar. 31, 2014 contract
Commercial And Industrial [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts
Recorded investment of restructured contracts that subsequently defaulted
Residential Real Estate: Residential [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts
Recorded investment of restructured contracts that subsequently defaulted
Residential Real Estate: Construction [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts
Recorded investment of restructured contracts that subsequently defaulted
Commercial Real Estate: Commercial [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts
Recorded investment of restructured contracts that subsequently defaulted
Commercial Real Estate: Construction [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts
Recorded investment of restructured contracts that subsequently defaulted
Home Equity Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	1
Recorded investment of restructured contracts that subsequently defaulted	19
Consumer Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts
Recorded investment of restructured contracts that subsequently defaulted
Other [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts
Recorded investment of restructured contracts that subsequently defaulted