Fair Value (Valuation Methodology and Unobservable Inputs for Level Three Assets Measured at Fair Value on Non Recurring Basis) (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015
Other real estate owned [Member] | Fair Value, Measurements, Nonrecurring [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value		$ 922	$ 1,304
Company Determined Fair Value (Level 3) [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Estimated selling cost			10.00%
Company Determined Fair Value (Level 3) [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Estimated selling cost			10.00%
Company Determined Fair Value (Level 3) [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Estimated selling cost			10.00%
Company Determined Fair Value (Level 3) [Member] | Impaired Loans Partially Charged Off [Member] | Market Approach Valuation Technique [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value		$ 166	$ 399
Company Determined Fair Value (Level 3) [Member] | Impaired Loans Partially Charged Off [Member] | Market Approach Valuation Technique [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Estimated selling cost		0.00%	0.00%
Fair Value Inputs, Discount Rate		0.00%	0.00%
Company Determined Fair Value (Level 3) [Member] | Impaired Loans Partially Charged Off [Member] | Market Approach Valuation Technique [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Estimated selling cost		10.00%	10.00%
Fair Value Inputs, Discount Rate		0.00%	0.00%
Company Determined Fair Value (Level 3) [Member] | Impaired Loans Partially Charged Off [Member] | Market Approach Valuation Technique [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Estimated selling cost		5.00%	7.00%
Fair Value Inputs, Discount Rate		0.00%	0.00%
Company Determined Fair Value (Level 3) [Member] | Impaired Loans Specifically Reserved [Member] | Market Approach Valuation Technique [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value	[1]	$ 334	$ 1,572
Company Determined Fair Value (Level 3) [Member] | Impaired Loans Specifically Reserved [Member] | Market Approach Valuation Technique [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Estimated selling cost		10.00%	10.00%
Fair Value Inputs, Discount Rate	[1]	0.00%	0.00%
Company Determined Fair Value (Level 3) [Member] | Impaired Loans Specifically Reserved [Member] | Market Approach Valuation Technique [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Estimated selling cost		10.00%	10.00%
Fair Value Inputs, Discount Rate	[1]	50.00%	57.00%
Company Determined Fair Value (Level 3) [Member] | Impaired Loans Specifically Reserved [Member] | Market Approach Valuation Technique [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Estimated selling cost		10.00%	10.00%
Fair Value Inputs, Discount Rate	[1]	13.00%	45.00%
Company Determined Fair Value (Level 3) [Member] | Other real estate owned [Member] | Market Approach Valuation Technique [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value		$ 922	$ 1,304
Company Determined Fair Value (Level 3) [Member] | Other real estate owned [Member] | Market Approach Valuation Technique [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Estimated selling cost		10.00%
Fair Value Inputs, Discount Rate		0.00%	0.00%
Company Determined Fair Value (Level 3) [Member] | Other real estate owned [Member] | Market Approach Valuation Technique [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Estimated selling cost		10.00%
Fair Value Inputs, Discount Rate		73.00%	43.00%
Company Determined Fair Value (Level 3) [Member] | Other real estate owned [Member] | Market Approach Valuation Technique [Member] | Weighted Average [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Estimated selling cost		10.00%
Fair Value Inputs, Discount Rate		7.00%	18.00%
Company Determined Fair Value (Level 3) [Member] | Other real estate owned [Member] | Fair Value, Measurements, Nonrecurring [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value		$ 922	$ 1,304

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