Fair Value of Financial Instruments and Fair Value Measurements, Quantitative Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 31, 2014		Dec. 31, 2013
Impaired Loans [Member] | Commercial [Member] | Nonrecurring [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets measured at fair value	$ 957		$ 1,019
Impaired Loans [Member] | Sales Comparison [Member] | Commercial [Member] | Nonrecurring [Member] | Minimum [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	0.00%		0.00%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	10.00%		10.00%
Impaired Loans [Member] | Sales Comparison [Member] | Commercial [Member] | Nonrecurring [Member] | Maximum [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	15.00%		15.00%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	50.00%		50.00%
Impaired Loans [Member] | Sales Comparison [Member] | Commercial [Member] | Nonrecurring [Member] | Weighted Average [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	7.50%		7.50%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	30.00%		30.00%
Real Estate [Member] | Commercial Construction [Member] | Nonrecurring [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets measured at fair value	1,922		2,641
Real Estate [Member] | Residential Real Estate [Member] | Nonrecurring [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets measured at fair value	665		1,323
Real Estate [Member] | Commercial Real Estate [Member] | Nonrecurring [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets measured at fair value	5,702		5,451
Real Estate [Member] | Farmland [Member] | Nonrecurring [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets measured at fair value	1,091		1,242
Real Estate [Member] | Sales Comparison [Member] | Commercial Construction [Member] | Nonrecurring [Member] | Minimum [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	(16.00%)		(16.00%)
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	0.00%		0.00%
Real Estate [Member] | Sales Comparison [Member] | Commercial Construction [Member] | Nonrecurring [Member] | Maximum [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	28.00%		28.00%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	10.00%		10.00%
Real Estate [Member] | Sales Comparison [Member] | Commercial Construction [Member] | Nonrecurring [Member] | Weighted Average [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	6.00%		6.00%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	5.00%		5.00%
Real Estate [Member] | Sales Comparison [Member] | Residential Real Estate [Member] | Nonrecurring [Member] | Minimum [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	(7.00%)		0.00%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	0.00%		0.00%
Real Estate [Member] | Sales Comparison [Member] | Residential Real Estate [Member] | Nonrecurring [Member] | Maximum [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	46.00%		46.00%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	25.00%		25.00%
Real Estate [Member] | Sales Comparison [Member] | Residential Real Estate [Member] | Nonrecurring [Member] | Weighted Average [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	19.50%		23.00%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	12.50%		12.50%
Real Estate [Member] | Sales Comparison [Member] | Commercial Real Estate [Member] | Nonrecurring [Member] | Minimum [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)			(27.20%)
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	0.00%		25.00%
Real Estate [Member] | Sales Comparison [Member] | Commercial Real Estate [Member] | Nonrecurring [Member] | Maximum [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)			216.80%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	10.00%		90.00%
Real Estate [Member] | Sales Comparison [Member] | Commercial Real Estate [Member] | Nonrecurring [Member] | Weighted Average [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)			94.80%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	5.00%		57.50%
Real Estate [Member] | Sales Comparison [Member] | Farmland [Member] | Nonrecurring [Member] | Minimum [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	(55.00%)		(55.00%)
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	10.00%		10.00%
Real Estate [Member] | Sales Comparison [Member] | Farmland [Member] | Nonrecurring [Member] | Maximum [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	388.00%		388.00%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	35.00%		35.00%
Real Estate [Member] | Sales Comparison [Member] | Farmland [Member] | Nonrecurring [Member] | Weighted Average [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	166.50%		166.50%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	22.50%		22.50%
Real Estate [Member] | Income Approach [Member] | Commercial Construction [Member] | Nonrecurring [Member] | Weighted Average [Member]
Unobservable Inputs [Abstract]
Capitalization Rate (in hundredths)	8.50%		8.50%
Real Estate [Member] | Income Approach [Member] | Commercial Real Estate [Member] | Nonrecurring [Member] | Weighted Average [Member]
Unobservable Inputs [Abstract]
Capitalization Rate (in hundredths)	11.00%		11.00%
Other Real Estate Owned [Member] | Nonrecurring [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets measured at fair value	6,727		7,020
Other Real Estate Owned [Member] | Sales Comparison [Member] | Nonrecurring [Member] | Minimum [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	(45.00%)		(10.00%)
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	3.23%		0.36%
Other Real Estate Owned [Member] | Sales Comparison [Member] | Nonrecurring [Member] | Maximum [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	955.90%		319.10%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	77.34%		87.81%
Other Real Estate Owned [Member] | Sales Comparison [Member] | Nonrecurring [Member] | Weighted Average [Member]
Unobservable Inputs [Abstract]
Adjustment for Differences Between the Comparable Sales (in hundredths)	455.45%		154.55%
Management Adjustments for Age of Appraisals and/or Current Market Conditions (in hundredths)	36.52%		29.99%
Other Real Estate Owned [Member] | Income Approach [Member] | Nonrecurring [Member] | Weighted Average [Member]
Unobservable Inputs [Abstract]
Capitalization Rate (in hundredths)	10.50%
Discount Rate (in hundredths)	3.00%		10.00%
State, County and Municipal [Member] | Recurring [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets measured at fair value	$ 945
State, County and Municipal [Member] | Discounted Cash Flow Member] | Recurring [Member] | Weighted Average [Member]
Unobservable Inputs [Abstract]
Discount Rate (in hundredths)		[1]

[1] The Company relies on a third-party pricing service to value its municipal securities. The details of the unobservable inputs and other adjustments used by the third-party pricing service were not readily available to the Company.