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Commitments And Contingencies (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Standby letters of credit |  |
Other Commitments [Line Items] |  |
Contractual obligations | $ 7,183 | $ 7,151
Commercial letters of credit |  |
Other Commitments [Line Items] |  |
Contractual obligations | 811 | 831
Home equity lines | Commitments to extend credit: |  |
Other Commitments [Line Items] |  |
Contractual obligations | 207,509 | 194,477
Commercial real estate | Commitments to extend credit: |  |
Other Commitments [Line Items] |  |
Contractual obligations | 68,649 | 66,901
Other commitments | Commitments to extend credit: |  |
Other Commitments [Line Items] |  |
Contractual obligations | $ 201,687 | $ 184,895

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