XML 35 R25.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Accumulated Other Comprehensive Income (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2024
Accumulated Other Comprehensive Income |
Schedule of Accumulated Other Comprehensive Income | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 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 | ​ |  | (11,096) | ​ |  | — | ​ |  | (11,096)
Amounts reclassified from accumulated other comprehensive income | ​ |  | — | ​ |  | 73 | ​ |  | 73
Net current period other comprehensive income (loss) | ​ |  | (11,096) | ​ |  | 73 | ​ |  | (11,023)
Ending balance, March 31, | ​ | $ | (129,096) | ​ | $ | (9,014) | ​ | $ | (138,110)
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 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 | ​ |  | 14,238 | ​ |  | — | ​ |  | 14,238
Amounts reclassified from accumulated other comprehensive income | ​ |  | — | ​ |  | 147 | ​ |  | 147
Net current period other comprehensive income (loss) | ​ |  | 14,238 | ​ |  | 147 | ​ |  | 14,385
Ending balance, March 31, | ​ | $ | (114,658) | ​ | $ | (10,931) | ​ | $ | (125,589)
Schedule Of Accumulated Other Comprehensive Income Loss Other Than Temporary Impairment | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Balance at | ​ | Current Period | ​ | Balance at
(Dollar amounts in thousands) |  | 1/1/2024 |  | Change |  | 3/31/2024
Unrealized gains (losses) on securities available-for-sale without other than temporary impairment | ​ | $ | (120,252) | ​ | $ | (11,010) | ​ | $ | (131,262)
Unrealized gains (losses) on securities available-for-sale with other than temporary impairment | ​ |  | 2,252 | ​ |  | (86) | ​ |  | 2,166
Total unrealized gain (loss) on securities available-for-sale | ​ | $ | (118,000) | ​ | $ | (11,096) | ​ | $ | (129,096)
Unrealized gain (loss) on retirement plans | ​ |  | (9,087) | ​ |  | 73 | ​ |  | (9,014)
TOTAL | ​ | $ | (127,087) | ​ | $ | (11,023) | ​ | $ | (138,110)
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Balance at | ​ | Current Period | ​ | Balance at
(Dollar amounts in thousands) |  | 1/1/2023 |  | Change |  | 3/31/2023
Unrealized gains (losses) on securities available-for-sale without other than temporary impairment | ​ | $ | (131,135) | ​ | $ | 14,291 | ​ | $ | (116,844)
Unrealized gains (losses) on securities available-for-sale with other than temporary impairment | ​ |  | 2,239 | ​ |  | (53) | ​ |  | 2,186
Total unrealized income (loss) on securities available-for-sale | ​ | $ | (128,896) | ​ | $ | 14,238 | ​ | $ | (114,658)
Unrealized gain (loss) on retirement plans | ​ |  | (11,078) | ​ |  | 147 | ​ |  | (10,931)
TOTAL | ​ | $ | (139,974) | ​ | $ | 14,385 | ​ | $ | (125,589)
Accumulated Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Three Months Ended March 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 | ​ | $ | — |  | ​ | Net securities gains (losses)
on available-for-sale | ​ |  | — |  | ​ | Income tax expense
securities | ​ | $ | — |  | ​ | Net of tax
​ | ​ | ​ | ​ | ​ | ​ | ​
Amortization of | ​ | $ | (97) | (a) | ​ | Salary and benefits
retirement plan items | ​ |  | 24 |  | ​ | Income tax expense
​ | ​ | $ | (73) |  | ​ | Net of tax
Total reclassifications for the period | ​ | $ | (73) |  | ​ | Net of tax
| (a) | Included in the computation of net periodic benefit cost. (see Footnote 7 for additional details).
​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended March 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 | ​ | $ | — |  | ​ | Net securities gains (losses)
on available-for-sale | ​ |  | — |  | ​ | Income tax expense
securities | ​ | $ | — |  | ​ | Net of tax
​ | ​ | ​ | ​ | ​ | ​ | ​
Amortization of | ​ | $ | (196) | (a) | ​ | Salary and benefits
retirement plan items | ​ |  | 49 |  | ​ | Income tax expense
​ | ​ | $ | (147) |  | ​ | Net of tax
Total reclassifications for the period | ​ | $ | (147) |  | ​ | Net of tax
(a) | Included in the computation of net periodic benefit cost. (see Footnote 7 for additional details).

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

X
- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-14A Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481674/830-30-50-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481694/830-30-45-20 + Details
Name: | us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the net gain (loss) and net prior service cost or credit recognized in other comprehensive income (loss) for the period for pension plans and/or other employee benefit plans, and reclassification adjustments of other comprehensive income (loss) for the period, as those amounts, including amortization of the net transition asset or obligation, are recognized as components of net periodic benefit cost. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
Name: | us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4E -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4E Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4C Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4A + Details
Name: | us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration