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Accumulated Other Comprehensive Loss (Tables) | 12 Months Ended
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Dec. 31, 2023
Accumulated Other Comprehensive Loss [Abstract] |
Schedule of Accumulated Other Comprehensive Loss | ​
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(in thousands) |  | Investment securities- with credit related impairment AFS |  | Investment securities- all other AFS |  | Investment securities- HTM |  | Cash Flow Hedge |  | Pension Plan |  | SERP |  | Total
Accumulated OCL, net: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Balance - January 1, 2022 | ​ | $ | (949) | ​ | $ | (5,749) | ​ | $ | (134) | ​ | $ | (319) | ​ | $ | (18,108) | ​ | $ | (2,055) | ​ | $ | (27,314)
Other comprehensive income/(loss) before reclassifications | ​ | ​ | (614) | ​ | ​ | (10,629) | ​ | ​ | (6,120) | ​ | ​ | 1,116 | ​ | ​ | 684 | ​ | ​ | 2,430 | ​ | ​ | (13,133)
Amounts reclassified from accumulated other comprehensive loss | ​ | ​ | (148) | ​ | ​ | (2) | ​ | ​ | 551 | ​ | ​ | — | ​ | ​ | 821 | ​ | ​ | 199 | ​ | ​ | 1,421
Balance - December 31, 2022 | ​ | $ | (1,711) | ​ | $ | (16,380) | ​ | $ | (5,703) | ​ | $ | 797 | ​ | $ | (16,603) | ​ | $ | 574 | ​ | $ | (39,026)
Other comprehensive (loss)/income before reclassifications | ​ | ​ | (622) | ​ | ​ | 61 | ​ | ​ | — | ​ | ​ | (228) | ​ | ​ | 1,605 | ​ | ​ | (1,802) | ​ | ​ | (986)
Amounts reclassified from accumulated other comprehensive loss | ​ | ​ | (149) | ​ | ​ | 3,102 | ​ | ​ | 502 | ​ | ​ | — | ​ | ​ | 735 | ​ | ​ | (5) | ​ | ​ | 4,185
Balance - December 31, 2023 | ​ | $ | (2,482) | ​ | $ | (13,217) | ​ | $ | (5,201) | ​ | $ | 569 | ​ | $ | (14,263) | ​ | $ | (1,233) | ​ | $ | (35,827)
Components of Comprehensive Income | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Components of Other Comprehensive Income (in thousands) |  | Before Tax Amount |  | Tax (Expense) Benefit |  | Net
For the year ended December 31, 2023 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Available for sale (AFS) securities with credit-related impairment | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized holding losses | ​ | $ | (845) | ​ | $ | 223 | ​ | $ | (622)
Less: accretable yield recognized in income | ​ | ​ | 202 | ​ | ​ | (53) | ​ | ​ | 149
Net unrealized losses on investments with credit-related impairment | ​ | ​ | (1,047) | ​ | ​ | 276 | ​ | ​ | (771)
Available for sale securities – all other: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized holding gains | ​ | ​ | 83 | ​ | ​ | (22) | ​ | ​ | 61
Less: losses recognized in income | ​ | ​ | (4,214) | ​ | ​ | 1,112 | ​ | ​ | (3,102)
Net unrealized gains on all other AFS securities | ​ | ​ | 4,297 | ​ | ​ | (1,134) | ​ | ​ | 3,163
Held to maturity securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized holding losses on securities transferred to held to maturity | ​ | ​ | — | ​ | ​ | — | ​ | ​ | —
Less: amortization recognized in income | ​ | ​ | (682) | ​ | ​ | 180 | ​ | ​ | (502)
Net unrealized gains on HTM securities | ​ | ​ | 682 | ​ | ​ | (180) | ​ | ​ | 502
Cash flow hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized holding losses | ​ | ​ | (310) | ​ | ​ | 82 | ​ | ​ | (228)
Net unrealized losses on cash flow hedges | ​ | ​ | (310) | ​ | ​ | 82 | ​ | ​ | (228)
Pension Plan: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized net actuarial gain | ​ | ​ | 2,180 | ​ | ​ | (575) | ​ | ​ | 1,605
Less: amortization of unrecognized loss | ​ | ​ | (998) | ​ | ​ | 263 | ​ | ​ | (735)
Net pension plan liability adjustment | ​ | ​ | 3,178 | ​ | ​ | (838) | ​ | ​ | 2,340
SERP: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized net actuarial loss | ​ | ​ | (2,448) | ​ | ​ | 646 | ​ | ​ | (1,802)
Less: amortization of unrecognized loss | ​ | ​ | 7 | ​ | ​ | (2) | ​ | ​ | 5
Net SERP liability adjustment | ​ | ​ | (2,455) | ​ | ​ | 648 | ​ | ​ | (1,807)
Other comprehensive income | ​ | $ | 4,345 | ​ | $ | (1,146) | ​ | $ | 3,199
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Components of Other Comprehensive Loss (in thousands) |  | Before Tax Amount |  | Tax (Expense) Benefit |  | Net
For the year ended December 31, 2022 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Available for sale (AFS) securities with credit related impairment: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized holding losses | ​ | $ | (835) | ​ | $ | 221 | ​ | $ | (614)
Less: accretable yield recognized in income | ​ | ​ | 202 | ​ | ​ | (54) | ​ | ​ | 148
Net unrealized losses on investments with credit related impairment | ​ | ​ | (1,037) | ​ | ​ | 275 | ​ | ​ | (762)
Available for sale securities – all other: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized holding losses | ​ | ​ | (22,792) | ​ | ​ | 6,043 | ​ | ​ | (16,749)
Unrealized holding losses on securities transferred from available for sale to held to maturity | ​ | ​ | 8,328 | ​ | ​ | (2,208) | ​ | ​ | 6,120
Less: gains recognized in income | ​ | ​ | 3 | ​ | ​ | (1) | ​ | ​ | 2
Net unrealized losses on all other AFS securities | ​ | ​ | (14,467) | ​ | ​ | 3,836 | ​ | ​ | (10,631)
Held to maturity securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized holding losses on securities transferred to held to maturity | ​ | ​ | (8,328) | ​ | ​ | 2,208 | ​ | ​ | (6,120)
Less: gains recognized in income | ​ | ​ | 91 | ​ | ​ | (24) | ​ | ​ | 67
Less: amortization recognized in income | ​ | ​ | (841) | ​ | ​ | 223 | ​ | ​ | (618)
Net unrealized losses on HTM securities | ​ | ​ | (7,578) | ​ | ​ | 2,009 | ​ | ​ | (5,569)
Cash flow hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized holding gains | ​ | ​ | 1,521 | ​ | ​ | (405) | ​ | ​ | 1,116
Net unrealized gains on cash flow hedges | ​ | ​ | 1,521 | ​ | ​ | (405) | ​ | ​ | 1,116
Pension Plan: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized net actuarial gain | ​ | ​ | 931 | ​ | ​ | (247) | ​ | ​ | 684
Less: amortization of unrecognized loss | ​ | ​ | (1,117) | ​ | ​ | 296 | ​ | ​ | (821)
Net pension plan liability adjustment | ​ | ​ | 2,048 | ​ | ​ | (543) | ​ | ​ | 1,505
SERP: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized net actuarial gain | ​ | ​ | 3,307 | ​ | ​ | (877) | ​ | ​ | 2,430
Less: amortization of unrecognized loss | ​ | ​ | (271) | ​ | ​ | 72 | ​ | ​ | (199)
Net SERP liability adjustment | ​ | ​ | 3,578 | ​ | ​ | (949) | ​ | ​ | 2,629
Other comprehensive loss | ​ | $ | (15,935) | ​ | $ | 4,223 | ​ | $ | (11,712)
​
Reclassification out of Accumulated Other Comprehensive Income | ​
​ | ​ | ​ | ​ | ​ | ​
Details of Accumulated Other Comprehensive Income Components | ​ | Amount Reclassified from Accumulated Other Comprehensive Loss | ​ | Affected Line Item in the Statement
(in thousands) |  | 2023 |  | Where Net Income is Presented
Net unrealized losses on investment securities with credit related impairment: | ​ | ​ | ​ | ​ | ​
Accretable Yield | ​ | $ | 202 | ​ | Interest income on taxable investment securities
Taxes | ​ | ​ | (53) | ​ | Provision for income tax expense
​ | ​ | $ | 149 | ​ | Net of tax
Net unrealized losses on available for sale investment securities - all other: | ​ | ​ | ​ | ​ | ​
Loss on sales | ​ | $ | (4,214) | ​ | Net gains
Taxes | ​ | ​ | 1,112 | ​ | Provision for income tax expense
​ | ​ | $ | (3,102) | ​ | Net of tax
Net unrealized gains on held to maturity investment securities: | ​ | ​ | ​ | ​ | ​
Amortization | ​ | $ | (682) | ​ | Interest income on taxable investment securities
Taxes | ​ | ​ | 180 | ​ | Provision for income tax expense
​ | ​ | $ | (502) | ​ | Net of tax
Net pension plan liability adjustment: | ​ | ​ | ​ | ​ | ​
Amortization of unrecognized loss | ​ | $ | (998) | ​ | Other expense
Taxes | ​ | ​ | 263 | ​ | Provision for income tax expense
​ | ​ | $ | (735) | ​ | Net of tax
Net SERP liability adjustment: | ​ | ​ | ​ | ​ | ​
Amortization of unrecognized loss | ​ | $ | 7 | ​ | Other expense
Taxes | ​ | ​ | (2) | ​ | Provision for income tax expense
​ | ​ | $ | 5 | ​ | Net of tax
Total reclassifications for the period | ​ | $ | (4,185) | ​ | Net of tax
​
​ | ​ | ​ | ​ | ​ | ​
Details of Accumulated Other Comprehensive Loss Components | ​ | Amount Reclassified from Accumulated Other Comprehensive Loss | ​ | Affected Line Item in the Statement
(in thousands) |  | 2022 |  | Where Net Income is Presented
Net unrealized losses on investment securities with credit related impairment: | ​ | ​ | ​ | ​ | ​
Accretable Yield | ​ | $ | 202 | ​ | Interest income on taxable investment securities
Taxes | ​ | ​ | (54) | ​ | Provision for income tax expense
​ | ​ | $ | 148 | ​ | Net of tax
Net unrealized gains on available for sale investment securities - all other: | ​ | ​ | ​ | ​ | ​
Gains on sales | ​ | $ | 3 | ​ | Net gains
Taxes | ​ | ​ | (1) | ​ | Provision for income tax expense
​ | ​ | $ | 2 | ​ | Net of tax
Net unrealized gains on held to maturity investment securities: | ​ | ​ | ​ | ​ | ​
Amortization | ​ | $ | (841) | ​ | Interest income on taxable investment securities
Gains recognized | ​ | ​ | 91 | ​ | Provision for income tax expense
Taxes | ​ | ​ | 199 | ​ | Net of tax
​ | ​ | $ | (551) | ​ | ​
Net pension plan liability adjustment: | ​ | ​ | ​ | ​ | Other expense
Amortization of unrecognized loss | ​ | $ | (1,117) | ​ | Other expense
Taxes | ​ | ​ | 296 | ​ | Net of tax
​ | ​ | $ | (821) | ​ | ​
Net SERP liability adjustment: | ​ | ​ | ​ | ​ | Other expense
Amortization of unrecognized loss | ​ | $ | (271) | ​ | Other expense
Taxes | ​ | ​ | 72 | ​ | Net of tax
​ | ​ | $ | (199) | ​ | Net of tax
Total reclassifications for the period | ​ | $ | (1,421) | ​ | ​
​

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- 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
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- Definition Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Paragraph 1 -Section 45 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-1 + Details
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