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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) | 6 Months Ended
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Jun. 30, 2020
Equity [Abstract] |
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) | Accumulated Other Comprehensive Income (Loss) Shareholders’ equity is affected by transactions and valuations of asset and liability positions that require adjustments to accumulated other comprehensive income (loss). The related tax effects allocated to other comprehensive income and accumulated other comprehensive income (loss) are as follows:
|  | December 31, 2022
|  | Total other comprehensive income (loss) |  | Total accumulated other comprehensive income (loss)
(Dollars in thousands) |  | Prior to reclass |  | Reclass from |  | Pre-tax |  | Tax effect |  | Net of tax |  | Beginning balance |  | Net activity |  |  |  | Ending balance
Unrealized gain (loss) on debt securities |  | $ | (444,257) |  |  | $ | 569 |  |  | $ | (444,826) |  |  | $ | 97,863 |  |  | $ | (346,963) |  |  | $ | 21,038 |  |  | $ | (346,963) |  |  |  |  | $ | (325,925) |
Retirement obligation |  | (16,000) |  |  | (1,334) |  |  | (14,666) |  |  | 3,489 |  |  | (11,177) |  |  | (20,846) |  |  | (11,177) |  |  |  |  | (32,023) |
Foreign currency translation |  | (90) |  |  | 0 |  |  | (90) |  |  | 0 |  |  | (90) |  |  | (625) |  |  | (90) |  |  |  |  | (715) |
Total |  | $ | (460,347) |  |  | $ | (765) |  |  | $ | (459,582) |  |  | $ | 101,352 |  |  | $ | (358,230) |  |  | $ | (433) |  |  | $ | (358,230) |  |  |  |  | $ | (358,663) |
|  | December 31, 2021
|  | Total other comprehensive income (loss) |  | Total accumulated other comprehensive income (loss)
(Dollars in thousands) |  | Prior to reclass |  | Reclass from |  | Pre-tax |  | Tax-effect |  | Net of tax |  | Beginning Balance |  | Net Activity |  |  |  | Ending Balance
Unrealized gain (loss) on debt securities |  | $ | (67,759) |  |  | $ | (759) |  |  | $ | (67,000) |  |  | $ | 14,462 |  |  | $ | (52,538) |  |  | $ | 73,576 |  |  | $ | (52,538) |  |  |  |  | $ | 21,038 |
Retirement obligation |  | 3,068 |  |  | (2,198) |  |  | 5,266 |  |  | (1,200) |  |  | 4,066 |  |  | (24,912) |  |  | 4,066 |  |  |  |  | (20,846) |
Foreign currency translation |  | (625) |  |  | 0 |  |  | (625) |  |  | 0 |  |  | (625) |  |  | 0 |  |  | (625) |  |  |  |  | (625) |
Total |  | $ | (65,316) |  |  | $ | (2,957) |  |  | $ | (62,359) |  |  | $ | 13,262 |  |  | $ | (49,097) |  |  | $ | 48,664 |  |  | $ | (49,097) |  |  |  |  | $ | (433) |
|  | December 31, 2020
|  | Total other comprehensive income (loss) |  | Total accumulated other comprehensive income (loss)
(Dollars in thousands) |  | Prior to reclass |  | Reclass from |  | Pre-tax |  | Tax-effect |  | Net of tax |  | Beginning Balance |  | Net Activity |  |  |  | Ending Balance
Unrealized gain (loss) on debt securities |  | $ | 36,643 |  |  | $ | (4,563) |  |  | $ | 41,206 |  |  | $ | (8,894) |  |  | $ | 32,312 |  |  | $ | 41,264 |  |  | $ | 32,312 |  |  |  |  | $ | 73,576 |
Retirement obligation |  | 2,001 |  |  | (1,921) |  |  | 3,922 |  |  | (893) |  |  | 3,029 |  |  | (27,941) |  |  | 3,029 |  |  |  |  | (24,912) |
Total |  | $ | 38,644 |  |  | $ | (6,484) |  |  | $ | 45,128 |  |  | $ | (9,787) |  |  | $ | 35,341 |  |  | $ | 13,323 |  |  | $ | 35,341 |  |  |  |  | $ | 48,664 |
The following table details the activity reclassified from accumulated other comprehensive income into income during the period:
|  | Amount Reclassified from Accumulated Other Comprehensive Income (1) |  |
|  | December 31, |  |
(Dollars in thousands) |  | 2022 |  | 2021 |  | 2020 |  | Affected Line Item in the Consolidated Statements of Income
Realized gains and losses on securities available-for-sale |  | $ | 569 |  |  | $ | (759) |  |  | $ | (4,563) |  |  | Net gain (loss) on sales/transfers of investment securities
Defined benefit pension plan |  |  |  |  |  |  |  |
Amortization of prior service cost (2) |  | 302 |  |  | 413 |  |  | 413 |  |  | Other noninterest expense
Recognized net actuarial loss (2) |  | (1,636) |  |  | (2,611) |  |  | (2,334) |  |  | Other noninterest expense
Amortization and settlement charges of defined benefit pension items |  | (1,334) |  |  | (2,198) |  |  | (1,921) |  |  |
Total reclassifications for the period, before tax |  | $ | (765) |  |  | $ | (2,957) |  |  | $ | (6,484) |  |  |
(1) Negative amounts are debits to profit/loss. (2) Included in the computation of net periodic pension cost (see Note 17 - Employee Benefit Plans 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://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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