Goodwill and Core Deposit and Trust Relationship Intangibles (Fair Value Inputs) (Details)	12 Months Ended
Dec. 31, 2013
Discounted cash flow [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value Inputs, Long-term Revenue Growth Rate	5.00%
Fair Value Inputs, Margin Percent	8.30%
Fair Value Inputs, Discount Rate	16.50%
Fair Value Inputs, Fair Value Weighting	50.00%
Market Approach Valuation Technique [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value Inputs, Fair Value Weighting	50.00%

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (bbb)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

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