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Loans (Average Recorded Investment And Interest Income Recognized On Loans Individually Evaluated For Impairment) (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment | $ 85,851 | $ 50,907 | $ 77,491
Average recorded investment | 79,595 | 48,602 |
Interest income recognized | 712 | 350 |
Commercial Financial And Agricultural [Member] |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment | 29,542 | 14,844 |
Average recorded investment | 31,657 | 14,924 |
Interest income recognized | 204 | 47 |
Construction Real Estate Commercial [Domain] |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment | 452 | 2,879 |
Average recorded investment | 424 | 2,239 |
Interest income recognized | 4 | 12 |
Residential Real Estate Commercial [Member] |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment | 5,581 | 2,046 |
Average recorded investment | 2,925 | 2,588 |
Interest income recognized | 23 | 20 |
Commercial Real Estate [Member] |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment | 50,147 | 31,138 |
Average recorded investment | 44,457 | 28,851 |
Interest income recognized | 481 | $ 271 |
Finance Leases Portfolio Segment [Member] |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment | 129 |  |
Average recorded investment | $ 132 |  |

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