Loans And Allowance For Loan Losses (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans to individuals and businesses	$ 417.4
Cumulative net losses	35.0
Percentage of loans to individuals and businesses	33.00%
Loans held for sale	3.1	31.7
Period to sell loans from the date of closing	1 month
Accrued additional interest income	1.2	1.2	5.7
Cumulative charge-offs against noncovered nonaccrual loans	8.2	8.3
Interest income recognized on troubled debt restructurings	2.4	1.9	3.3
Troubled debt restructuring Period	12 months
Real Estate Mortgage [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Unpaid principal of mortgage loans serviced for others	390.7	343.4
Maximum [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Cumulative net losses	$ 35.0

Concentration risk credit risk financial instrument percentage.

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- Definition

Cumulative charge offs against noncovered nonaccrual loan.

+ References

No definition available.

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- Definition

Period to sell loans from the date of closing.

+ References

No definition available.

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- Definition

Troubled debt restructuring period.

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No definition available.

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- Definition

Unpaid principal balance of mortgage loans serviced for others.

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- Definition

Represents the sum of the carrying value of all the Assets Held-for-Sale at the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 50

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-Subparagraph (a)

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- Definition

Maximum amount of loss due to credit risk that, based on the gross fair value of the financial instrument, the entity would incur if parties to the financial instruments that make up the concentration failed completely to perform according to the terms of the contracts and the collateral or other security, if any, for the amount due proved to be of no value to the entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

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- Definition

Carrying amount of receivable assets originating from the indemnification agreement with the Federal Deposit Insurance Corporation (FDIC), in which the FDIC is to partially cover losses.

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- Definition

Reflects the amount of additional interest income that would have been recorded if impaired or nonperforming loans were instead current, in compliance with their original terms, and outstanding throughout the reporting period or since origination (if held for part of the period).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 40

-Section 50

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- Definition

The gross interest income that would have been recorded in the period on troubled debt restructurings, if the loans had been current in accordance with their original terms and had been outstanding throughout the period or since origination, if held for part of the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-SubTopic 10

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