Fair Value Measurements (Fair Value, Assets And Liabilities Measured On Recurring Basis) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Available-for-sale securities, Fair value	$ 130,037	$ 125,232
Agency - GSE [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Available-for-sale securities, Fair value	18,276	18,386
Obligations Of States And Political Subdivisions [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Available-for-sale securities, Fair value	40,191	36,885
MBS - GSE Residential [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Available-for-sale securities, Fair value	70,937	69,415
Equity Securities - Financial Services [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Available-for-sale securities, Fair value	633	546
Quoted Prices In Active Markets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Available-for-sale securities, Fair value	633	546
Quoted Prices In Active Markets (Level 1) [Member] | Equity Securities - Financial Services [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Available-for-sale securities, Fair value	633	546
Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Available-for-sale securities, Fair value	129,404	124,686
Significant Other Observable Inputs (Level 2) [Member] | Agency - GSE [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Available-for-sale securities, Fair value	18,276	18,386
Significant Other Observable Inputs (Level 2) [Member] | Obligations Of States And Political Subdivisions [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Available-for-sale securities, Fair value	40,191	36,885
Significant Other Observable Inputs (Level 2) [Member] | MBS - GSE Residential [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Available-for-sale securities, Fair value	$ 70,937	$ 69,415