XML 52 R36.htm IDEA: XBRL DOCUMENT
v3.26.1

Note 4 - Investment Securities (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2025
Notes Tables |
Schedule of Available-for-Sale Securities Reconciliation [Table Text Block] |
Available-for-Sale |  | 2025 |
|  |  |  |  |  | Gross |  |  | Gross |  |  | Estimated |
|  | Amortized |  |  | Unrealized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
Debt securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Government-sponsored agencies collateralized by mortgage obligations-residential |  | $ | 257,520,000 |  |  | $ | 2,709,000 |  |  | $ | (7,064,000 | ) |  | $ | 253,165,000 |
U.S. Government agencies collateralized by mortgage obligations-commercial |  |  | 141,861,000 |  |  |  | 1,245,000 |  |  |  | (8,342,000 | ) |  |  | 134,764,000 |
Obligations of states and political subdivisions |  |  | 92,109,000 |  |  |  | 1,038,000 |  |  |  | (4,481,000 | ) |  |  | 88,666,000 |
|  | $ | 491,490,000 |  |  | $ | 4,992,000 |  |  | $ | (19,887,000 | ) |  | $ | 476,595,000 |
Available-for-Sale |  | 2024 |
|  |  |  |  |  | Gross |  |  | Gross |  |  | Estimated |
|  | Amortized |  |  | Unrealized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
Debt securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Government-sponsored agencies collateralized by mortgage obligations-residential |  |  | 243,709,000 |  |  |  | 138,000 |  |  |  | (15,456,000 | ) |  |  | 228,391,000 |
U.S. Government agencies collateralized by mortgage obligations-commercial |  |  | 133,749,000 |  |  |  | 77,000 |  |  |  | (11,956,000 | ) |  |  | 121,870,000 |
Obligations of states and political subdivisions |  |  | 95,975,000 |  |  |  | 315,000 |  |  |  | (8,816,000 | ) |  |  | 87,474,000 |
|  | $ | 473,433,000 |  |  | $ | 530,000 |  |  | $ | (36,228,000 | ) |  | $ | 437,735,000 |
Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block] |
December 31, 2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | Less than 12 Months |  |  | 12 Months or More |  |  | Total |
|  | Fair |  |  | Unrealized |  |  | Fair |  |  | Unrealized |  |  | Fair |  |  | Unrealized |
|  | Value |  |  | Losses |  |  | Value |  |  | Losses |  |  | Value |  |  | Losses |
Debt securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Government-sponsored agencies collateralized by mortgage obligations-residential |  | $ | 16,496,000 |  |  | $ | 109,000 |  |  | $ | 63,328,000 |  |  | $ | 6,955,000 |  |  | $ | 79,824,000 |  |  | $ | 7,064,000 |
U.S. Government agencies collateralized by mortgage obligations-commercial |  |  | 6,941,000 |  |  |  | 35,000 |  |  |  | 51,781,000 |  |  |  | 8,307,000 |  |  |  | 58,722,000 |  |  |  | 8,342,000 |
Obligations of states and political subdivisions |  |  | 2,783,000 |  |  |  | 7,000 |  |  |  | 35,480,000 |  |  |  | 4,474,000 |  |  |  | 38,263,000 |  |  |  | 4,481,000 |
|  | $ | 26,220,000 |  |  | $ | 151,000 |  |  | $ | 150,589,000 |  |  | $ | 19,736,000 |  |  | $ | 176,809,000 |  |  | $ | 19,887,000 |
December 31, 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | Less than 12 Months |  |  | 12 Months or More |  |  | Total |
|  | Fair |  |  | Unrealized |  |  | Fair |  |  | Unrealized |  |  | Fair |  |  | Unrealized |
|  | Value |  |  | Losses |  |  | Value |  |  | Losses |  |  | Value |  |  | Losses |
Debt securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Government-sponsored agencies collateralized by mortgage obligations-residential |  | $ | 107,328,000 |  |  | $ | 1,917,000 |  |  | $ | 94,506,000 |  |  | $ | 13,539,000 |  |  | $ | 201,834,000 |  |  | $ | 15,456,000 |
U.S. Government agencies collateralized by mortgage obligations-commercial |  |  | 55,921,000 |  |  |  | 926,000 |  |  |  | 57,735,000 |  |  |  | 11,030,000 |  |  |  | 113,656,000 |  |  |  | 11,956,000 |
Obligations of states and political subdivisions |  |  | 18,938,000 |  |  |  | 250,000 |  |  |  | 48,460,000 |  |  |  | 8,566,000 |  |  |  | 67,398,000 |  |  |  | 8,816,000 |
|  | $ | 182,187,000 |  |  | $ | 3,093,000 |  |  | $ | 200,701,000 |  |  | $ | 33,135,000 |  |  | $ | 382,888,000 |  |  | $ | 36,228,000 |
Investments Classified by Contractual Maturity Date [Table Text Block] |
|  | Amortized |  |  | Estimated Fair |
|  | Cost |  |  | Value |
Under one year |  | $ | 790,000 |  |  | $ | 789,000 |
After one year through five years |  |  | 6,524,000 |  |  |  | 6,624,000 |
After five years through ten years |  |  | 17,201,000 |  |  |  | 17,470,000 |
After ten years |  |  | 67,594,000 |  |  |  | 63,783,000 |
Investment securities not due at a single maturity date: |  |  |  |  |  |  |  |
U.S. Government-sponsored agencies collateralized by mortgage obligations-residential |  |  | 257,520,000 |  |  |  | 253,165,000 |
U.S. Government agencies collateralized by mortgage obligations-commercial |  |  | 141,861,000 |  |  |  | 134,764,000 |
|  | $ | 491,490,000 |  |  | $ | 476,595,000 |

X
- Definition Tabular disclosure of fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479081/326-30-55-8 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-6 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479106/326-30-50-4 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments. + References No definition available. + Details
Name: | us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration