| Related Tax Effects Allocated to Other Comprehensive Income and Accumulated Other Comprehensive Income (Loss) |
The following table summarizes the changes within each classification of AOCI: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three months ended September 30, 2026 | | | 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 | | $ | (209,618) | | | $ | 13 | | | $ | (209,631) | | | $ | 46,175 | | | $ | (163,456) | | | $ | (197,692) | | | $ | (163,456) | | | $ | (361,148) | | | Unrealized gain (loss) on derivatives | | (624) | | | (143) | | | (481) | | | 111 | | | (370) | | | (301) | | | (370) | | | (671) | | | Retirement obligation | | 0 | | | (568) | | | 568 | | | (132) | | | 436 | | | (24,261) | | | 436 | | | (23,825) | | | Foreign currency translation | | 15 | | | 0 | | | 15 | | | 0 | | | 15 | | | (1,466) | | | 15 | | | (1,451) | | | Total | | $ | (210,227) | | | $ | (698) | | | $ | (209,529) | | | $ | 46,154 | | | $ | (163,375) | | | $ | (223,720) | | | $ | (163,375) | | | $ | (387,095) | | | | | | | | | | | | | | | | | | | | | Three months ended September 30, 2025 | | | 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 | | $ | 30,469 | | | $ | 3 | | | $ | 30,466 | | | $ | (6,711) | | | $ | 23,755 | | | $ | (216,733) | | | $ | 23,755 | | | $ | (192,978) | | | Unrealized gain (loss) on derivatives | | (990) | | | (199) | | | (791) | | | 183 | | | (608) | | | 818 | | | (608) | | | 210 | | | Retirement obligation | | 0 | | | (656) | | | 656 | | | (151) | | | 505 | | | (29,520) | | | 505 | | | (29,015) | | | Foreign currency translation | | (268) | | | 0 | | | (268) | | | 0 | | (268) | | | (949) | | | (268) | | | (1,217) | | | Total | | $ | 29,211 | | | $ | (852) | | | $ | 30,063 | | | $ | (6,679) | | | $ | 23,384 | | | $ | (246,384) | | | $ | 23,384 | | | $ | (223,000) | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Nine months ended September 30, 2026 | | | 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 | | $ | (254,232) | | | $ | (1,292) | | | $ | (252,940) | | | $ | 55,715 | | | $ | (197,225) | | | $ | (163,923) | | | $ | (197,225) | | | $ | (361,148) | | | Unrealized gain (loss) on derivatives | | (1,536) | | | (541) | | | (995) | | | 230 | | | (765) | | | 94 | | | (765) | | | (671) | | | Retirement obligation | | 0 | | | (1,618) | | | 1,618 | | | (374) | | | 1,244 | | | (25,069) | | | 1,244 | | | (23,825) | | | Foreign currency translation | | (407) | | | 0 | | | (407) | | | 0 | | | (407) | | | (1,044) | | | (407) | | | (1,451) | | | Total | | $ | (256,175) | | | $ | (3,451) | | | $ | (252,724) | | | $ | 55,571 | | | $ | (197,153) | | | $ | (189,942) | | | $ | (197,153) | | | $ | (387,095) | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Nine months ended September 30, 2025 | | | 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 | | $ | 71,577 | | | $ | (9,908) | | | $ | 81,485 | | | $ | (17,949) | | | $ | 63,536 | | | $ | (256,514) | | | $ | 63,536 | | | $ | (192,978) | | | Unrealized gain (loss) on derivatives | | 1,207 | | | (596) | | | 1,803 | | | (417) | | | 1,386 | | | (1,176) | | | 1,386 | | | 210 | | | Retirement obligation | | 0 | | | (1,906) | | | 1,906 | | | (441) | | | 1,465 | | | (30,480) | | | 1,465 | | | (29,015) | | | Foreign currency translation | | 412 | | | 0 | | | 412 | | | 0 | | | 412 | | | (1,629) | | | 412 | | | (1,217) | | | Total | | $ | 73,196 | | | $ | (12,410) | | | $ | 85,606 | | | $ | (18,807) | | | $ | 66,799 | | | $ | (289,799) | | | $ | 66,799 | | | $ | (223,000) | |
|
| Other Accumulated Comprehensive income reclassified from AOCI |
The following table presents the activity reclassified from accumulated other comprehensive income into income during the three and nine month periods ended September 30, 2026 and 2025, respectively: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Amount reclassified from
accumulated other comprehensive income (loss) | | | | | Three months ended | | Nine months ended | | | | | September 30, | | September 30, | | | | (Dollars in thousands) | | 2026 | | 2025 | | 2026 | | 2025 | | Affected Line Item in the Consolidated Statements of Income | | Gains and losses on cash flow hedges | | | | | | | | | | | | Interest rate contracts | | $ | (143) | | | $ | (199) | | | $ | (541) | | | $ | (596) | | | Interest income - Loans and leases, including fees | | Realized gain (loss) on securities available-for-sale | | 13 | | | 3 | | | (1,292) | | | (9,908) | | | Net gain (loss) on investments securities | | Defined benefit pension plan | | | | | | | | | Amortization of prior service cost (credit) (1) | | (1) | | | (4) | | | (1) | | | (4) | | | Other noninterest expense | Recognized net actuarial loss (1) | | (567) | | | (652) | | | (1,617) | | | (1,902) | | | Other noninterest expense | | Amortization and settlement charges of defined benefit pension items | | (568) | | | (656) | | | (1,618) | | | (1,906) | | | Other noninterest expense | | Total reclassifications for the period, before tax | | $ | (698) | | | $ | (852) | | | $ | (3,451) | | | $ | (12,410) | | | |
(1) Included in the computation of net periodic pension cost (see Note 13 - Employee Benefit Plans for additional details).
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