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Loans and Allowance for Credit Losses (Troubled Debt Restructurings Modified by Portfolio Class) (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 USD ($) Contract | Dec. 31, 2021 USD ($) Contract | Dec. 31, 2020 USD ($) Contract
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | Contract | 6 | 14 | 26
Pre-Modification Outstanding Recorded Investment | $ 224 | $ 8,807 | $ 4,570
Post-Modification Outstanding Recorded Investment | $ 229 | $ 8,830 | $ 4,570
Construction and Land Development [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | Contract |  |  | 1
Pre-Modification Outstanding Recorded Investment |  |  | $ 15
Post-Modification Outstanding Recorded Investment |  |  | $ 15
Residential Mortgages [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | Contract | 3 | 6 | 15
Pre-Modification Outstanding Recorded Investment | $ 148 | $ 1,489 | $ 3,424
Post-Modification Outstanding Recorded Investment | $ 153 | $ 1,512 | $ 3,424
Consumer [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | Contract | 3 | 4 | 6
Pre-Modification Outstanding Recorded Investment | $ 76 | $ 86 | $ 89
Post-Modification Outstanding Recorded Investment | $ 76 | $ 86 | $ 89
Total Commercial And Industrial [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | Contract |  | 4 | 4
Pre-Modification Outstanding Recorded Investment |  | $ 7,232 | $ 1,042
Post-Modification Outstanding Recorded Investment |  | $ 7,232 | $ 1,042
Total Commercial And Industrial [Member] | Commercial Non-Real Estate [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | Contract |  | 4 | 3
Pre-Modification Outstanding Recorded Investment |  | $ 7,232 | $ 745
Post-Modification Outstanding Recorded Investment |  | $ 7,232 | $ 745
Total Commercial And Industrial [Member] | Commercial Real Estate - Owner Occupied |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | Contract |  |  | 1
Pre-Modification Outstanding Recorded Investment |  |  | $ 297
Post-Modification Outstanding Recorded Investment |  |  | $ 297

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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524 + Details
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