Fair Value Measurements (Fair Value, Assets and Liabilities Measured on Nonrecurring Basis) (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans, Fair Value Disclosures		$ 25
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans, Fair Value Disclosures		25
Loans With Impairment [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans, Fair Value Disclosures	$ 2,217	2,887
Loans With Impairment [Member] | Commercial Real Estate [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans, Fair Value Disclosures	2,066	2,699
Loans With Impairment [Member] | Commercial Loans [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans, Fair Value Disclosures	127
Loans With Impairment [Member] | Commercial Equipment [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans, Fair Value Disclosures	24
Loans With Impairment [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans, Fair Value Disclosures	2,217	2,887
Loans With Impairment [Member] | Fair Value, Inputs, Level 3 [Member] | Commercial Real Estate [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans, Fair Value Disclosures	2,066	2,699
Loans With Impairment [Member] | Fair Value, Inputs, Level 3 [Member] | Commercial Loans [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans, Fair Value Disclosures	127
Loans With Impairment [Member] | Fair Value, Inputs, Level 3 [Member] | Commercial Equipment [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans, Fair Value Disclosures	24
Other Real Estate Owned [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Real Estate Owned, Fair Value Disclosures		8,111
Other Real Estate Owned [Member] | Foreclosed Real Estate [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Real Estate Owned, Fair Value Disclosures	10,949
Other Real Estate Owned [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Real Estate Owned, Fair Value Disclosures		8,111
Other Real Estate Owned [Member] | Fair Value, Inputs, Level 3 [Member] | Foreclosed Real Estate [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Real Estate Owned, Fair Value Disclosures	$ 10,949
Commercial Loans [Member] | Loans With Impairment [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans, Fair Value Disclosures		163
Commercial Loans [Member] | Loans With Impairment [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans, Fair Value Disclosures		$ 163