Disclosures about Fair Value of Assets and Liabilities (Schedule of Fair Value Measured on a Nonrecurring Basis) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Collateral-dependent impaired loans	$ 1,053	$ 292
Foreclosed assets	2	5
Fair Value, Measurements, Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Collateral-dependent impaired loans
Foreclosed assets
Fair Value, Measurements, Nonrecurring [Member] | Significant Other Observable Inputs (Level 2) [Member]
Collateral-dependent impaired loans
Foreclosed assets
Fair Value, Measurements, Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Collateral-dependent impaired loans		292
Foreclosed assets		5
Fair value [Member] | Fair Value, Measurements, Nonrecurring [Member]
Collateral-dependent impaired loans	1,053	292
Foreclosed assets	$ 2	$ 5