Fair Value (Details 2) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012
Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range of Inputs	5.00%
Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range of Inputs	20.00%
State and Municipal Obligations | Level 3
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value	$ 6,502
Valuation Technique(s)	Discounted cash flow
Unobservable Inputs	Discount rate Probability of default
Range of Inputs	0.00%
State and Municipal Obligations | Minimum [Member] | Level 3
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range of Inputs	3.05%
State and Municipal Obligations | Maximum [Member] | Level 3
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range of Inputs	5.50%
Other Real Estate | Level 3
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value	9,336
Valuation Technique(s)	Sales comparison/income approach
Unobservable Inputs	Discount rate for age of appraisal and market conditions
Other Real Estate | Minimum [Member] | Level 3
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range of Inputs	5.00%
Other Real Estate | Maximum [Member] | Level 3
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range of Inputs	20.00%
Impaired Loans
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value	3,900
Impaired Loans | Level 3
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value	$ 21,060	$ 26,000
Valuation Technique(s)	Sales comparison/income approach
Unobservable Inputs	Discount rate for age of appraisal and market conditions
Impaired Loans | Minimum [Member] | Level 3
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range of Inputs	0.00%
Impaired Loans | Maximum [Member] | Level 3
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range of Inputs	50.00%