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Loans And Leases (Individually Evaluated For Impairment By Class Of Loans) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2019 | Mar. 31, 2018 | Dec. 31, 2018
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance |  | $ 376 | $ 379 |
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance |  | 4,714 | 3,036 |
Impaired Financing Receivable, Unpaid Principal Balance, Total |  | 5,090 | 3,415 |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment |  | 122 | 125 |
Impaired Financing Receivable, with Related Allowance, Recorded Investment |  | 4,714 | 3,036 |
Impaired Financing Receivable, Recorded Investment, Total |  | 4,836 | 3,161 |
Impaired Financing Receivable, ALL Allocated |  | 33 | 22 |
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment |  | 123 | 135 |
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment |  | 3,589 | 3,376 |
Impaired Financing Receivable, Average Recorded Investment, Total |  | 3,712 | 3,511 |
Impaired Financing Receivable, with no Related Allowance, Interest Income Recognized |  | 5 | 5 |
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized |  | 39 | 44 |
Impaired Financing Receivable, Interest Income Recognized, Total |  | 44 | 49 |
Impaired Financing Receivable Allocated Loans and Leases |  | 33 | 22 |
Impaired financing receivable, rounding threshold |  | 1 |  | $ 1
Single-Family Residential[Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | [1] | 109 | 110 |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | [1] | 109 | 110 |
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | [1] | 110 | 115 |
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized | [1] | 1 | 1 |
Real Estate, Commercial, Non-Owner Occupied [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance |  | 4,508 | 2,826 |
Impaired Financing Receivable, with Related Allowance, Recorded Investment |  | 4,508 | 2,826 |
Impaired Financing Receivable, ALL Allocated |  | 33 | 22 |
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment |  | 3,381 | 2,847 |
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized |  | 38 | 39 |
Real Estate, Commercial, Owner Occupied [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance |  | 376 | 379 |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment |  | 122 | 125 |
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment |  | 123 | 135 |
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment |  |  | 187 |
Impaired Financing Receivable, with no Related Allowance, Interest Income Recognized |  | 5 | 5 |
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized |  |  | 2 |
Commercial Portfolio Segment [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance | [1] | 97 | 100 |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | [1] | 97 | 100 |
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment | [1] | $ 98 | 227 |
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized | [1] |  | $ 2 |
[1] | Allowance recorded is less than $1 resulting in rounding to zero.

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