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Loans and Allowance for Credit Losses Schedule of Allowance for Credit Losses Based on Impairment Method (Details) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | --- | --- | ---
Loans, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for credit losses, individually evaluated for impairment | $ 0 | $ 0 |  |
Allowance for credit losses, collectively evaluated for impairment | 30,525 | 30,432 |  |
Allowance for credit loss - loans | 30,525 | 30,432 | $ 28,342 | $ 25,473
Commercial [Member] |  |  |  |
Loans, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for credit losses, individually evaluated for impairment | 0 | 0 |  |
Allowance for credit losses, collectively evaluated for impairment | 5,700 | 5,489 |  |
Allowance for credit loss - loans | 5,700 | 5,489 | 5,291 | 4,804
Construction, land and land development [Member] |  |  |  |
Loans, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for credit losses, individually evaluated for impairment | 0 | 0 |  |
Allowance for credit losses, collectively evaluated for impairment | 3,744 | 4,354 |  |
Allowance for credit loss - loans | 3,744 | 4,354 | 3,668 | 3,548
1-4 family residential first mortgages [Member] |  |  |  |
Loans, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for credit losses, individually evaluated for impairment | 0 | 0 |  |
Allowance for credit losses, collectively evaluated for impairment | 687 | 650 |  |
Allowance for credit loss - loans | 687 | 650 | 704 | 357
Home Equity Loan [Member] |  |  |  |
Loans, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for credit losses, individually evaluated for impairment | 0 | 0 |  |
Allowance for credit losses, collectively evaluated for impairment | 274 | 200 |  |
Allowance for credit loss - loans | 274 | 200 | 142 | 101
Commercial real estate [Member] |  |  |  |
Loans, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for credit losses, individually evaluated for impairment | 0 | 0 |  |
Allowance for credit losses, collectively evaluated for impairment | 19,795 | 19,544 |  |
Allowance for credit loss - loans | 19,795 | 19,544 | 18,420 | 16,575
Consumer and other [Member] |  |  |  |
Loans, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for credit losses, individually evaluated for impairment | 0 | 0 |  |
Allowance for credit losses, collectively evaluated for impairment | 325 | 195 |  |
Allowance for credit loss - loans | $ 325 | $ 195 | $ 117 | $ 88

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- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-1 + Details
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- Definition Amount of allowance for credit loss on financing receivable evaluated on collective basis. Excludes financing receivable evaluated on individual basis. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.5.a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480418/310-10-S99-4 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11B -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-11B Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 30 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479391/326-20-30-2 + Details
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