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Other Comprehensive Income (Loss) | 12 Months Ended
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Dec. 31, 2022
Stockholders' Equity Note [Abstract] |
Other Comprehensive Income (Loss) | Other Comprehensive Income (Loss) The tax effect allocated to each component of other comprehensive income (loss) were as follows:
December 31, 2022 | Before-Tax Amount | Tax (Expense) Benefit | Net of Tax
(In thousands) |  |  |
Available-for-sale debt securities: |  |  |
Change in net unrealized (loss) gain during the period | $ | (229,463) |  | $ | 56,223 |  | $ | (173,240) |
Reclassification adjustment for net realized loss on sale included in available-for-sale debt securities | 11,916 |  | (2,919) |  | 8,997 |
Net unrealized losses | (217,547) |  | 53,304 |  | (164,243) |
Employee benefit plans: |  |  |
Net retirement plan gain ( loss) | 12,761 |  | (3,127) |  | 9,634 |
Amortization of net retirement plan actuarial gain | 2,260 |  | (554) |  | 1,706 |
Amortization of net retirement plan prior service (cost) credit | 216 |  | (52) |  | 164 |
Employee benefit plans | 15,237 |  | (3,733) |  | 11,504 |
Other comprehensive loss | $ | (202,310) |  | $ | 49,571 |  | $ | (152,739) |
December 31, 2021 | Before-Tax Amount | Tax (Expense) Benefit | Net of Tax
(In thousands) |  |  |
Available-for-sale debt securities: |  |  |
Change in net unrealized (loss) gain during the period | $ | (46,301) |  | $ | 11,340 |  | $ | (34,961) |
Reclassification adjustment for net realized gain on sale included in available-for-sale debt securities | (275) |  | 67 |  | (208) |
Net unrealized losses | (46,576) |  | 11,407 |  | (35,169) |
Employee benefit plans: |  |  |
Net retirement plan gain (loss) | 11,785 |  | (2,887) |  | 8,898 |
Amortization of net retirement plan actuarial gain | 2,951 |  | (723) |  | 2,228 |
Amortization of net retirement plan prior service (cost) credit | 221 |  | (54) |  | 167 |
Employee benefit plans | 14,957 |  | (3,664) |  | 11,293 |
Other comprehensive loss | $ | (31,619) |  | $ | 7,743 |  | $ | (23,876) |
December 31, 2020 | Before-Tax Amount | Tax (Expense) Benefit | Net of Tax
(In thousands) |  |  |
Available-for-sale debt securities: |  |  |
Change in net unrealized gain during the period | $ | 22,381 |  | $ | (5,487) |  | $ | 16,894 |
Reclassification adjustment for net realized gain on sale included in available-for-sale debt securities | (430) |  | 106 |  | (324) |
Net unrealized gains | 21,951 |  | (5,381) |  | 16,570 |
Employee benefit plans: |  |  |
Net retirement plan loss | (9,309) |  | 2,281 |  | (7,028) |
Amortization of net retirement plan actuarial gain | 2,366 |  | (580) |  | 1,786 |
Amortization of net retirement plan prior service (cost) credit | 214 |  | (52) |  | 162 |
Employee benefit plans | (6,729) |  | 1,649 |  | $ | (5,080) |
Other comprehensive income | $ | 15,222 |  | $ | (3,732) |  | $ | 11,490 |
The following table presents the activity in our accumulated other comprehensive loss for the periods indicated:
(In thousands) | Available-for-Sale Debt Securities | Employee Benefit Plans | Accumulated Other Comprehensive Income (loss)
Balance at January 1, 2020 | $ | 4,039 |  | $ | (47,603) |  | $ | (43,564) |
Other comprehensive income (loss) | 16,570 |  | (5,080) |  | 11,490 |
Balance at December 31, 2020 | $ | 20,609 |  | $ | (52,683) |  | $ | (32,074) |
Balance at January 1, 2021 | 20,609 |  | (52,683) |  | (32,074) |
Other comprehensive (loss) income | (35,169) |  | 11,293 |  | (23,876) |
Balance at December 31, 2021 | $ | (14,560) |  | $ | (41,390) |  | $ | (55,950) |
Balance at January 1, 2022 | (14,560) |  | (41,390) |  | (55,950) |
Other comprehensive (loss) income | (164,243) |  | 11,504 |  | (152,739) |
Balance at December 31, 2022 | $ | (178,803) |  | $ | (29,886) |  | $ | (208,689) |
December 31, 2022 |  |
Details about Accumulated other Comprehensive Income Components (in thousands) | Amount Reclassified from Accumulated Other Comprehensive (Loss)1 | Affected Line Item in the Statement Where Net Income is Presented
Available-for-sale debt securities: |  |
Unrealized gains and losses on available-for-sale debt securities | $ | (11,916) |  | Net (loss) gain on securities transactions
| 2,919 |  | Tax expense
| (8,997) |  | Net of tax
Employee benefit plans: |  |
Amortization of the following 2 |  |
Net retirement plan actuarial gain | (2,260) |  | Other operating expense
Net retirement plan prior service credit | (216) |  | Other operating expense
| (2,476) |  | Total before tax
| 606 |  | Tax benefit
| $ | (1,870) |  | Net of tax
December 31, 2021 |  |
Details about Accumulated other Comprehensive Income Components (in thousands) | Amount Reclassified from Accumulated Other Comprehensive (Loss)1 | Affected Line Item in the Statement Where Net Income is Presented
Available-for-sale debt securities: |  |
Unrealized gains and losses on available-for-sale debt securities | $ | 275 |  | Net gain on securities transactions
| (67) |  | Tax benefit
| 208 |  | Net of tax
Employee benefit plans: |  |
Amortization of the following 2 |  |
Net retirement plan actuarial gain | (2,951) |  | Other operating expense
Net retirement plan prior service credit | (221) |  | Other operating expense
| (3,172) |  | Total before tax
| 777 |  | Tax benefit
| $ | (2,395) |  | Net of tax
1 Amounts in parentheses indicate debits in income statement. 2 The accumulated other comprehensive income (loss) components are included in the computation of net periodic benefit cost (See Note 11 - "Employee Benefit Plans").

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -URI https://asc.fasb.org/topic&trid=2134417 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -URI https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -URI https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263 + Details
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