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COMPREHENSIVE INCOME (LOSS) | 12 Months Ended
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Dec. 31, 2023
COMPREHENSIVE INCOME (LOSS) |
COMPREHENSIVE INCOME (LOSS) | 4. COMPREHENSIVE INCOME (LOSS) Comprehensive income (loss) is the total of (1) net income, and (2) all other changes in equity from non-stockholder sources, which are referred to as other comprehensive income (loss). The components of other comprehensive income (loss), and the related tax effects, are as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(In Thousands) |  | Before-Tax |  | Income Tax |  | Net-of-Tax
​ | ​ | Amount | ​ | Effect | ​ | Amount
2023 |  | ​ |  |  | ​ |  |  | ​ |
Available-for-sale debt securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized holding gains on available-for-sale debt securities | ​ | $ | 11,512 | ​ | $ | (2,418) | ​ | $ | 9,094
Reclassification adjustment for losses realized in income | ​ | ​ | 3,036 | ​ | ​ | (638) | ​ | ​ | 2,398
Other comprehensive income from available-for-sale debt securities | ​ | ​ | 14,548 | ​ | ​ | (3,056) | ​ | ​ | 11,492
Unfunded pension and postretirement obligations: | ​ |  |  | ​ |  |  | ​ |  |
Changes from plan amendments and actuarial gains and losses | ​ | ​ | (9) | ​ | ​ | 2 | ​ | ​ | (7)
Amortization of prior service cost and net actuarial loss included in net periodic benefit cost | ​ |  | (56) | ​ |  | 12 | ​ |  | (44)
Other comprehensive loss on unfunded retirement obligations | ​ | ​ | (65) | ​ | ​ | 14 | ​ | ​ | (51)
Total other comprehensive income | ​ | $ | 14,483 | ​ | $ | (3,042) | ​ | $ | 11,441
2022 |  | ​ |  |  | ​ |  |  | ​ |
Available-for-sale debt securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized holding losses on available-for-sale debt securities | ​ | $ | (69,828) | ​ | $ | 14,665 | ​ | $ | (55,163)
Reclassification adjustment for (gains) realized in income | ​ | ​ | (20) | ​ | ​ | 4 | ​ | ​ | (16)
Other comprehensive loss from available-for-sale debt securities | ​ | ​ | (69,848) | ​ | ​ | 14,669 | ​ | ​ | (55,179)
Unfunded pension and postretirement obligations: | ​ |  |  | ​ |  |  | ​ |  |
Changes from plan amendments and actuarial gains and losses | ​ | ​ | 389 | ​ | ​ | (81) | ​ | ​ | 308
Amortization of prior service cost and net actuarial loss included in net periodic benefit cost | ​ |  | (42) | ​ |  | 9 | ​ |  | (33)
Other comprehensive income on unfunded retirement obligations | ​ | ​ | 347 | ​ | ​ | (72) | ​ | ​ | 275
Total other comprehensive loss | ​ | $ | (69,501) | ​ | $ | 14,597 | ​ | $ | (54,904)
2021 |  | ​ |  |  | ​ |  |  | ​ |
Available-for-sale debt securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized holding losses on available-for-sale debt securities | ​ | $ | (8,669) | ​ | $ | 1,821 | ​ | $ | (6,848)
Reclassification adjustment for (gains) realized in income | ​ | ​ | (24) | ​ | ​ | 5 | ​ | ​ | (19)
Other comprehensive loss from available-for-sale debt securities | ​ | ​ | (8,693) | ​ | ​ | 1,826 | ​ | ​ | (6,867)
Unfunded pension and postretirement obligations: | ​ |  |  | ​ |  |  | ​ |  |
Changes from plan amendments and actuarial gains and losses | ​ | ​ | 140 | ​ | ​ | (29) | ​ | ​ | 111
Amortization of prior service cost and net actuarial loss included in net periodic benefit cost | ​ |  | (17) | ​ |  | 4 | ​ |  | (13)
Other comprehensive income on unfunded retirement obligations | ​ | ​ | 123 | ​ | ​ | (25) | ​ | ​ | 98
Total other comprehensive loss | ​ | $ | (8,570) | ​ | $ | 1,801 | ​ | $ | (6,769)
​ Items reclassified out of each component of accumulated other comprehensive (loss) income are as follows: ​
​ | ​ | ​
​ | ​ | Affected Line Item in the
Description |  | Consolidated Statements of Income
Reclassification adjustment for losses (gains) realized in income (before-tax) | ​ | Realized (losses) gains on available-for-sale debt securities, net
Amortization of prior service cost and net actuarial loss included in net periodic benefit cost (before-tax) |  | Other noninterest expense
Income tax effect | ​ | Income tax provision
​ Changes in the components of accumulated other comprehensive (loss) income, included in stockholders’ equity, are as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(In Thousands) |  | ​ | ​ |  | ​ | ​ |  | Accumulated
​ | ​ | Unrealized | ​ | Unfunded | ​ | Other
​ |  | (Losses) Gains |  | Retirement |  | Comprehensive
​ |  | on Securities |  | Obligations |  | (Loss) Income
2023 |  | ​ |  |  | ​ |  |  | ​ |
Balance, beginning of period | ​ | $ | (50,370) | ​ | $ | 492 | ​ | $ | (49,878)
Other comprehensive income (loss) during year ended December 31, 2023 | ​ |  | 11,492 | ​ |  | (51) | ​ |  | 11,441
Balance, end of period | ​ | $ | (38,878) | ​ | $ | 441 | ​ | $ | (38,437)
2022 | ​ |  |  | ​ |  |  | ​ |  |
Balance, beginning of period | ​ | $ | 4,809 | ​ | $ | 217 | ​ | $ | 5,026
Other comprehensive (loss) income during year ended December 31, 2022 | ​ |  | (55,179) | ​ |  | 275 | ​ |  | (54,904)
Balance, end of period | ​ | $ | (50,370) | ​ | $ | 492 | ​ | $ | (49,878)
2021 | ​ |  |  | ​ |  |  | ​ |  |
Balance, beginning of period | ​ | $ | 11,676 | ​ | $ | 119 | ​ | $ | 11,795
Other comprehensive (loss) income during year ended December 31, 2021 | ​ |  | (6,867) | ​ |  | 98 | ​ |  | (6,769)
Balance, end of period | ​ | $ | 4,809 | ​ | $ | 217 | ​ | $ | 5,026
​

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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//1943274/2147483586/944-220-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//1943274/2147483589/942-220-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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