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OTHER COMPREHENSIVE INCOME (LOSS) | 12 Months Ended
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Dec. 31, 2024
OTHER COMPREHENSIVE INCOME (LOSS) |
OTHER COMPREHENSIVE INCOME (LOSS) | 18. OTHER COMPREHENSIVE INCOME (LOSS): The following table summarizes the changes, net of tax within each classification of accumulated other comprehensive income for the years ended December 31, 2024 and 2023. ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Unrealized | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | gains and | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | (Losses) on available- | ​ | 2024
​ | ​ | for-sale | ​ | Retirement | ​ | ​ | ​
(Dollar amounts in thousands) |  | Securities |  | plans |  | Total
Beginning balance, January 1, | ​ | $ | (118,000) | ​ | $ | (9,087) | ​ | $ | (127,087)
Change in other comprehensive income (loss) before reclassification | ​ |  | (9,730) | ​ |  | 4,315 | ​ |  | (5,415)
Amounts reclassified from accumulated other comprehensive income | ​ |  | (77) | ​ |  | 294 | ​ |  | 217
Net current period other comprehensive income (loss) | ​ |  | (9,807) | ​ |  | 4,609 | ​ |  | (5,198)
Ending balance, December 31, | ​ | $ | (127,807) | ​ | $ | (4,478) | ​ | $ | (132,285)
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Unrealized | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | gains and | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | (Losses) on available- | ​ | 2023
​ | ​ | for-sale | ​ | Retirement | ​ |  | ​
(Dollar amounts in thousands) |  | Securities |  | plans |  | Total
Beginning balance, January 1, | ​ | $ | (128,896) | ​ | $ | (11,078) | ​ | $ | (139,974)
Change in other comprehensive income (loss) before reclassification | ​ |  | 10,895 | ​ |  | 1,427 | ​ |  | 12,322
Amounts reclassified from accumulated other comprehensive income | ​ |  | 1 | ​ |  | 564 | ​ |  | 565
Net current period other comprehensive income (loss) | ​ |  | 10,896 | ​ |  | 1,991 | ​ |  | 12,887
Ending balance, December 31, | ​ | $ | (118,000) | ​ | $ | (9,087) | ​ | $ | (127,087)
​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Balance at | ​ | Current Period | ​ | Balance at
(Dollar amounts in thousands) |  | 1/1/2024 |  | Change |  | 12/31/2024
Unrealized gains (losses) on securities available-for-sale without other than temporary impairment | ​ | $ | (120,252) | ​ | $ | (9,727) | ​ | $ | (129,979)
Unrealized gains (losses) on securities available-for-sale with other than temporary impairment | ​ |  | 2,252 | ​ |  | (80) | ​ |  | 2,172
Total unrealized gain (loss) on securities available-for-sale | ​ | $ | (118,000) | ​ | $ | (9,807) | ​ | $ | (127,807)
Unrealized gain (loss) on retirement plans | ​ |  | (9,087) | ​ |  | 4,609 | ​ |  | (4,478)
TOTAL | ​ | $ | (127,087) | ​ | $ | (5,198) | ​ | $ | (132,285)
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Balance at | ​ | Current Period | ​ | Balance at
(Dollar amounts in thousands) |  | 1/1/2023 |  | Change |  | 12/31/2023
Unrealized gains (losses) on securities available-for-sale without other than temporary impairment | ​ | $ | (131,135) | ​ | $ | 10,883 | ​ | $ | (120,252)
Unrealized gains (losses) on securities available-for-sale with other than temporary impairment | ​ |  | 2,239 | ​ |  | 13 | ​ |  | 2,252
Total unrealized income (loss) on securities available-for-sale | ​ | $ | (128,896) | ​ | $ | 10,896 | ​ | $ | (118,000)
Unrealized gain (loss) on retirement plans | ​ |  | (11,078) | ​ |  | 1,991 | ​ |  | (9,087)
TOTAL | ​ | $ | (139,974) | ​ | $ | 12,887 | ​ | $ | (127,087)
​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Year Ended December 31, 2024 |  | ​ |
Details about accumulated | ​ | Amount reclassified from | ​ | ​ | Affected line item in
other comprehensive | ​ | accumulated other | ​ | ​ | the statement where
income components |  | comprehensive income |  | ​ | net income is presented
​ | ​ | (in thousands) | ​ | ​ | ​
Unrealized gains and losses | ​ | $ | 103 |  | ​ | Net securities gains (losses)
on available-for-sale | ​ |  | (26) |  | ​ | Income tax expense
securities | ​ | $ | 77 |  | ​ | Net of tax
​ | ​ | ​ | ​ | ​ | ​ | ​
Amortization of | ​ | $ | (392) | (a) | ​ | Salary and benefits
retirement plan items | ​ |  | 98 |  | ​ | Income tax expense
​ | ​ | $ | (294) |  | ​ | Net of tax
Total reclassifications for the period | ​ | $ | (217) |  | ​ | Net of tax
(a) | Included in the computation of net periodic benefit cost which is included in salaries and benefits. (see Footnote 16 for additional details).
​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, 2023 | ​ | ​ | ​
Details about accumulated | ​ | Amount reclassified from | ​ | ​ | Affected line item in
other comprehensive | ​ | accumulated other | ​ | ​ | the statement where
income components |  | comprehensive income |  | ​ | net income is presented
​ |  | (in thousands) |  | ​ | ​
Unrealized gains and losses | ​ | $ | (1) |  | ​ | Net securities gains (losses)
on available-for-sale | ​ |  | — |  | ​ | Income tax expense
securities | ​ | $ | (1) |  | ​ | Net of tax
​ | ​ | ​ | ​ | ​ | ​ | ​
Amortization of | ​ | $ | (752) | (a) | ​ | Salary and benefits
retirement plan items | ​ |  | 188 |  | ​ | Income tax expense
​ | ​ | $ | (564) |  | ​ | Net of tax
Total reclassifications for the period | ​ | $ | (565) |  | ​ | Net of tax
(a) | Included in the computation of net periodic benefit cost which is included in salaries and benefits. (see Footnote 16 for additional details).
​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Balance at December 31, 2022 | ​ | ​
Details about accumulated | ​ | Amount reclassified from | ​ | Affected line item in
other comprehensive | ​ | accumulated other | ​ | the statement where
income components |  | comprehensive income |  | net income is presented
​ | ​ | (in thousands) | ​ | ​
Unrealized gains and losses | ​ | $ | 3 |  | Net securities gains (losses)
on available-for-sale | ​ |  | (1) |  | Income tax expense
securities | ​ | $ | 2 |  | Net of tax
​ | ​ | ​ | ​ | ​ | ​
Amortization of | ​ | $ | (1,259) | (a) | ​
retirement plan items | ​ |  | 315 |  | Income tax expense
​ | ​ | $ | (944) |  | Net of tax
Total reclassifications for the period | ​ | $ | (942) |  | Net of tax
(a) | Included in the computation of net periodic benefit cost which is included in salaries and benefits. (see Footnote 16 for additional details).

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477250/944-220-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478524/942-220-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/220/tableOfContent + Details
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