Contractual Obligations, Commitments and Contingent Liabilities (Schedule of Commitments) (Details) - USD ($) $ in Thousands |
Dec. 31, 2019 |
Dec. 31, 2018 |
|---|---|---|
| Other Commitments [Line Items] | ||
| Other Commitment | $ 156,926 | $ 126,990 |
| Residential mortgage- home equity [Member] | ||
| Other Commitments [Line Items] | ||
| Other Commitment | 53,827 | 49,294 |
| Residential Mortgage - Construction [Member] | ||
| Other Commitments [Line Items] | ||
| Other Commitment | 4,995 | 6,790 |
| Commercial Loan [Member] | ||
| Other Commitments [Line Items] | ||
| Other Commitment | 85,089 | 63,668 |
| Consumer Loan - Personal Credit Lines [Member] | ||
| Other Commitments [Line Items] | ||
| Other Commitment | 3,903 | 3,847 |
| Standby Letters of Credit [Member] | ||
| Other Commitments [Line Items] | ||
| Other Commitment | $ 9,112 | $ 3,391 |