XML 36 R24.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Note 3 - Investment Securities (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2024
Notes Tables |
Debt Securities, Available-for-Sale [Table Text Block] |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Allowance |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | for |
|  |  |  |  |  | Gross |  |  | Gross |  |  |  |  |  |  | Investment |
|  | Amortized |  |  | Unrealized |  |  | Unrealized |  |  | Fair |  |  | Credit |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |  |  | Losses |
|  | (dollars in thousands) |
June 30, 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment securities available-for-sale: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Federal agency obligations |  | $ | 93,088 |  |  | $ | 205 |  |  | $ | (11,918 | ) |  | $ | 81,375 |  |  | $ | - |
Residential mortgage pass-through securities |  |  | 446,631 |  |  |  | 148 |  |  |  | (60,787 | ) |  |  | 385,992 |  |  |  | - |
Commercial mortgage pass-through securities |  |  | 25,115 |  |  |  | - |  |  |  | (3,697 | ) |  |  | 21,418 |  |  |  | - |
Obligations of U.S. states and political subdivisions |  |  | 145,574 |  |  |  | 73 |  |  |  | (19,977 | ) |  |  | 125,670 |  |  |  | - |
Corporate bonds and notes |  |  | 5,000 |  |  |  | - |  |  |  | (22 | ) |  |  | 4,978 |  |  |  | - |
Asset-backed securities |  |  | 1,012 |  |  |  | - |  |  |  | (12 | ) |  |  | 1,000 |  |  |  | - |
Other securities |  |  | 146 |  |  |  | - |  |  |  | - |  |  |  | 146 |  |  |  | - |
Total investment securities available-for-sale |  | $ | 716,566 |  |  | $ | 426 |  |  | $ | (96,413 | ) |  | $ | 620,579 |  |  | $ | - |
December 31, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment securities available-for-sale: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Federal agency obligations |  | $ | 55,898 |  |  | $ | 189 |  |  | $ | (10,761 | ) |  | $ | 45,326 |  |  | $ | - |
Residential mortgage pass-through securities |  |  | 462,004 |  |  |  | 620 |  |  |  | (51,433 | ) |  |  | 411,191 |  |  |  | - |
Commercial mortgage pass-through securities |  |  | 25,240 |  |  |  | - |  |  |  | (3,676 | ) |  |  | 21,564 |  |  |  | - |
Obligations of U.S. states and political subdivisions |  |  | 148,795 |  |  |  | 415 |  |  |  | (16,505 | ) |  |  | 132,705 |  |  |  | - |
Corporate bonds and notes |  |  | 5,000 |  |  |  | - |  |  |  | (27 | ) |  |  | 4,973 |  |  |  | - |
Asset-backed securities |  |  | 1,260 |  |  |  | - |  |  |  | (22 | ) |  |  | 1,238 |  |  |  | - |
Other securities |  |  | 165 |  |  |  | - |  |  |  | - |  |  |  | 165 |  |  |  | - |
Total investment securities available-for-sale |  | $ | 698,362 |  |  | $ | 1,224 |  |  | $ | (82,424 | ) |  | $ | 617,162 |  |  | $ | - |
Investments Classified by Contractual Maturity Date [Table Text Block] |
|  | June 30, 2024 |
|  | Amortized |  |  | Fair |
|  | Cost |  |  | Value |
|  | (dollars in thousands) |
Investment securities available-for-sale: |  |  |  |  |  |  |  |
Due in one year or less |  | $ | 2,284 |  |  | $ | 2,279 |
Due after one year through five years |  |  | 6,300 |  |  |  | 6,248 |
Due after five years through ten years |  |  | 2,223 |  |  |  | 2,161 |
Due after ten years |  |  | 233,867 |  |  |  | 202,335 |
Residential mortgage pass-through securities |  |  | 446,631 |  |  |  | 385,992 |
Commercial mortgage pass-through securities |  |  | 25,115 |  |  |  | 21,418 |
Other securities |  |  | 146 |  |  |  | 146 |
Total investment securities available-for-sale |  | $ | 716,566 |  |  | $ | 620,579 |
Unrealized Gain (Loss) on Investments [Table Text Block] |
|  | June 30, 2024 |
|  | Total |  |  | Less than 12 Months |  |  | 12 Months or Longer |
|  | Fair |  |  | Unrealized |  |  | Fair |  |  | Unrealized |  |  | Fair |  |  | Unrealized |
|  | Value |  |  | Losses |  |  | Value |  |  | Losses |  |  | Value |  |  | Losses |
|  | (dollars in thousands) |
Investment securities available-for-sale: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Federal agency obligations |  | $ | 57,109 |  |  | $ | (11,918 | ) |  | $ | 19,579 |  |  | $ | (129 | ) |  | $ | 37,530 |  |  | $ | (11,789 | )
Residential mortgage pass-through securities |  |  | 373,145 |  |  |  | (60,787 | ) |  |  | 15,527 |  |  |  | (92 | ) |  |  | 357,618 |  |  |  | (60,695 | )
Commercial mortgage pass-through securities |  |  | 21,419 |  |  |  | (3,697 | ) |  |  | - |  |  |  | - |  |  |  | 21,419 |  |  |  | (3,697 | )
Obligations of U.S. states and political subdivisions |  |  | 114,985 |  |  |  | (19,977 | ) |  |  | 20,002 |  |  |  | (558 | ) |  |  | 94,983 |  |  |  | (19,419 | )
Corporate bonds and notes |  |  | 4,978 |  |  |  | (22 | ) |  |  | 2,984 |  |  |  | (16 | ) |  |  | 1,994 |  |  |  | (6 | )
Asset-backed securities |  |  | 1,001 |  |  |  | (12 | ) |  |  | - |  |  |  | - |  |  |  | 1,001 |  |  |  | (12 | )
Total temporarily impaired securities |  | $ | 572,637 |  |  | $ | (96,413 | ) |  | $ | 58,092 |  |  | $ | (795 | ) |  | $ | 514,545 |  |  | $ | (95,618 | )
|  | December 31, 2023 |
|  | Total |  |  | Less than 12 Months |  |  | 12 Months or Longer |
|  | Fair |  |  | Unrealized |  |  | Fair |  |  | Unrealized |  |  | Fair |  |  | Unrealized |
|  | Value |  |  | Losses |  |  | Value |  |  | Losses |  |  | Value |  |  | Losses |
|  | (dollars in thousands) |
Investment securities available-for-sale: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Federal agency obligations |  | $ | 40,779 |  |  | $ | (10,761 | ) |  | $ | 1,689 |  |  | $ | (65 | ) |  | $ | 39,090 |  |  | $ | (10,696 | )
Residential mortgage pass-through securities |  |  | 382,042 |  |  |  | (51,433 | ) |  |  | 4,138 |  |  |  | (51 | ) |  |  | 377,904 |  |  |  | (51,382 | )
Commercial mortgage pass-through securities |  |  | 21,565 |  |  |  | (3,676 | ) |  |  | - |  |  |  | - |  |  |  | 21,565 |  |  |  | (3,676 | )
Obligations of U.S. states and political subdivisions |  |  | 101,189 |  |  |  | (16,505 | ) |  |  | 1,340 |  |  |  | (7 | ) |  |  | 99,849 |  |  |  | (16,498 | )
Corporate bonds and notes |  |  | 4,973 |  |  |  | (27 | ) |  |  | 2,993 |  |  |  | (7 | ) |  |  | 1,980 |  |  |  | (20 | )
Asset-backed securities |  |  | 1,238 |  |  |  | (22 | ) |  |  | - |  |  |  | - |  |  |  | 1,238 |  |  |  | (22 | )
Total temporarily impaired securities |  | $ | 551,786 |  |  | $ | (82,424 | ) |  | $ | 10,160 |  |  | $ | (130 | ) |  | $ | 541,626 |  |  | $ | (82,294 | )

X
- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-9 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aa) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aaa) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock
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
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of unrealized gains and losses on investments. + References No definition available. + Details
Name: | us-gaap_UnrealizedGainLossOnInvestmentsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration