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Fair Value Measurements (Fair Value Assets Measured On Recurring Basis) (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value $ 59,655 $ 52,727
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value
Significant Other Observable Inputs (Level 2) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value 59,655 52,727
Significant Unobservable Inputs (Level 3) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value
US Treasuries [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value 1,964 1,845
US Treasuries [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value
US Treasuries [Member] | Significant Other Observable Inputs (Level 2) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value 1,964 1,845
US Treasuries [Member] | Significant Unobservable Inputs (Level 3) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value
US Agency Obligations [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value 32,108 23,267
US Agency Obligations [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value
US Agency Obligations [Member] | Significant Other Observable Inputs (Level 2) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value 32,108 23,267
US Agency Obligations [Member] | Significant Unobservable Inputs (Level 3) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value
Mortgage-Backed Securities [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value 10,264 11,876
Mortgage-Backed Securities [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value
Mortgage-Backed Securities [Member] | Significant Other Observable Inputs (Level 2) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value 10,264 11,876
Mortgage-Backed Securities [Member] | Significant Unobservable Inputs (Level 3) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value
Municipals [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value 11,222 12,009
Municipals [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value
Municipals [Member] | Significant Other Observable Inputs (Level 2) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value 11,222 12,009
Municipals [Member] | Significant Unobservable Inputs (Level 3) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value
Corporates [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value 4,097 3,730
Corporates [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value
Corporates [Member] | Significant Other Observable Inputs (Level 2) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value 4,097 3,730
Corporates [Member] | Significant Unobservable Inputs (Level 3) [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Securities available-for-sale, at fair value