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Accumulated Other Comprehensive Income (Loss) (Tables) | 6 Months Ended
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Jun. 30, 2020
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Schedule Of Accumulated Other Comprehensive Income (Loss) | Accumulated other comprehensive income (loss) included the following as of June 30, 2020 and December 31, 2019:
| June 30, 2020 |  |  |  |  |  | December 31, 2019 |  |  |  |
(Dollars in thousands) | Accumulated other comprehensive income (loss) |  | Deferred tax expense (benefit) |  | Accumulated other comprehensive income (loss), net of tax |  | Accumulated other comprehensive income (loss) |  | Deferred tax expense (benefit) |  | Accumulated other comprehensive income (loss), net of tax
Unrealized gains on securities available for sale | $ | 146,884 |  |  | $ | 33,782 |  |  | $ | 113,102 |  |  | $ | 7,522 |  |  | $ | 1,730 |  |  | $ | 5,792 |
Defined benefit pension items | (159,436) |  |  | (36,670) |  |  | (122,766) |  |  | (172,098) |  |  | (39,583) |  |  | (132,515) |
Total | $ | (12,552) |  |  | $ | (2,888) |  |  | $ | (9,664) |  |  | $ | (164,576) |  |  | $ | (37,853) |  |  | $ | (126,723) |
The following table highlights changes in accumulated other comprehensive income (loss) by component for the three and six months ended June 30, 2020 and 2019:
| Three months ended June 30, 2020 |  |  |  |  |  |  |  |
(Dollars in thousands, net of tax) | Unrealized gains (losses) on securities available for sale |  | Unrealized losses on securities available for sale transferred to held to maturity |  |  |  | Defined benefit pension items |  | Total
Beginning balance | $ | 102,080 |  |  | $ | — |  |  |  |  | $ | (127,692) |  |  | $ | (25,612) |
Net unrealized gains arising during period | 21,611 |  |  | — |  |  |  |  | — |  |  | 21,611 |
Amounts reclassified from accumulated other comprehensive loss | (10,589) |  |  | — |  |  |  |  | 4,926 |  |  | (5,663) |
Net current period other comprehensive income | 11,022 |  |  | — |  |  |  |  | 4,926 |  |  | 15,948 |
Ending balance | $ | 113,102 |  |  | $ | — |  |  |  |  | $ | (122,766) |  |  | $ | (9,664) |
| Three months ended June 30, 2019 |  |  |  |  |  |  |  |
(Dollars in thousands, net of tax) | Unrealized gains (losses) on securities available for sale |  | Unrealized losses on securities available for sale transferred to held to maturity |  |  |  | Defined benefit pension items |  | Total
Beginning balance | $ | (16,890) |  |  | $ | (66,558) |  |  |  |  | $ | (123,412) |  |  | $ | (206,860) |
Net unrealized gains arising during period | 23,848 |  |  | — |  |  |  |  | — |  |  | 23,848 |
Amounts reclassified from accumulated other comprehensive loss | (4,404) |  |  | 4,579 |  |  |  |  | 2,106 |  |  | 2,281 |
Net current period other comprehensive income | 19,444 |  |  | 4,579 |  |  |  |  | 2,106 |  |  | 26,129 |
Ending balance | $ | 2,554 |  |  | $ | (61,979) |  |  |  |  | $ | (121,306) |  |  | $ | (180,731) |
| Six months ended June 30, 2020 |  |  |  |  |  |  |  |
(Dollars in thousands, net of tax) | Unrealized gains on securities available for sale |  | Unrealized losses on securities available for sale transferred to held to maturity |  |  |  | Defined benefit pension items |  | Total
Beginning balance | $ | 5,792 |  |  | $ | — |  |  |  |  | $ | (132,515) |  |  | $ | (126,723) |
Net unrealized gains arising during period | 133,141 |  |  | — |  |  |  |  | — |  |  | 133,141 |
Amounts reclassified from accumulated other comprehensive loss | (25,831) |  |  | — |  |  |  |  | 9,749 |  |  | (16,082) |
Net current period other comprehensive income | 107,310 |  |  | — |  |  |  |  | 9,749 |  |  | 117,059 |
Ending balance | $ | 113,102 |  |  | $ | — |  |  |  |  | $ | (122,766) |  |  | $ | (9,664) |
| Six months ended June 30, 2019 |  |  |  |  |  |  |  |
(Dollars in thousands, net of tax) | Unrealized gains on securities available for sale |  | Unrealized losses on securities available for sale transferred to held to maturity |  |  |  | Defined benefit pension items |  | Total
Beginning balance | $ | (38,505) |  |  | $ | (71,149) |  |  |  |  | $ | (125,533) |  |  | $ | (235,187) |
Net unrealized gains arising during period | 45,463 |  |  | — |  |  |  |  | — |  |  | 45,463 |
Amounts reclassified from accumulated other comprehensive loss | (4,404) |  |  | 9,170 |  |  |  |  | 4,227 |  |  | 8,993 |
Net current period other comprehensive income | 41,059 |  |  | 9,170 |  |  |  |  | 4,227 |  |  | 54,456 |
Ending balance | $ | 2,554 |  |  | $ | (61,979) |  |  |  |  | $ | (121,306) |  |  | $ | (180,731) |
Reclassification out of Accumulated Other Comprehensive Income | The following table presents the amounts reclassified from accumulated other comprehensive income (loss) and the line item affected in the statement where net income is presented for the three and six months ended June 30, 2020 and 2019:
(Dollars in thousands) |  | Three months ended June 30, 2020 |  |
Details about accumulated other comprehensive income (loss) |  | Amounts reclassified from accumulated other comprehensive income (loss) |  | Affected line item in the statement where net income is presented
Unrealized gains on securities available for sale |  | $ | 13,752 |  |  | Realized gains on investment securities available for sale, net
|  | (3,163) |  |  | Income taxes
|  | $ | 10,589 |  |  |
Amortization of defined benefit pension actuarial losses |  | (6,398) |  |  | Other
|  | 1,472 |  |  | Income taxes
|  | $ | (4,926) |  |  |
Total reclassifications for the period |  | $ | 5,663 |  |  |
|  | Three months ended June 30, 2019 |  |
Details about accumulated other comprehensive income (loss) |  | Amounts reclassified from accumulated other comprehensive income (loss) |  | Affected line item in the statement where net income is presented
Unrealized gains on securities available for sale |  | $ | 5,719 |  |  | Realized gains on investment securities available for sale, net
|  | (1,315) |  |  | Income taxes
|  | $ | 4,404 |  |  |
Amortization of unrealized losses on securities available for sale transferred to held to maturity |  | $ | (5,947) |  |  | Net interest income
|  | 1,368 |  |  | Income taxes
|  | $ | (4,579) |  |  |
Amortization of defined benefit pension items |  |  |  |
Prior service costs |  | $ | (14) |  |  | Salaries and wages
Actuarial losses |  | (2,721) |  |  | Other
|  | (2,735) |  |  | Income before income taxes
|  | 629 |  |  | Income taxes
|  | $ | (2,106) |  |  |
Total reclassifications for the period |  | $ | (2,281) |  |  |
|  | Six months ended June 30, 2020 |  |
Details about accumulated other comprehensive income (loss) |  | Amounts reclassified from accumulated other comprehensive income (loss) |  | Affected line item in the statement where net income is presented
Unrealized gains on securities available for sale |  | $ | 33,547 |  |  | Realized gains on investment securities available for sale, net
|  | (7,716) |  |  | Income taxes
|  | $ | 25,831 |  |  |
Amortization of defined benefit pension items |  |  |  |
Actuarial losses |  | $ | (12,662) |  |  | Other
|  | 2,913 |  |  | Income taxes
|  | $ | (9,749) |  |  |
Total reclassifications for the period |  | $ | 16,082 |  |  |
|  | Six months ended June 30, 2019 |  |
Details about accumulated other comprehensive income (loss) |  | Amounts reclassified from accumulated other comprehensive income (loss) |  | Affected line item in the statement where net income is presented
Unrealized gains on securities available for sale |  | $ | 5,719 |  |  | Realized gains on investment securities available for sale, net
|  | (1,315) |  |  | Income taxes
|  | $ | 4,404 |  |  | Net income
Amortization of unrealized losses on securities available for sale transferred to held to maturity |  | $ | (11,909) |  |  | Net interest income
|  | 2,739 |  |  | Income taxes
|  | $ | (9,170) |  |  |
Amortization of defined benefit pension items |  |  |  |
Prior service costs |  | $ | (28) |  |  | Salaries and wages
Actuarial losses |  | (5,462) |  |  | Other
|  | (5,490) |  |  | Income before income taxes
|  | 1,263 |  |  | Income taxes
|  | $ | (4,227) |  |  |
Total reclassifications for the period |  | $ | (8,993) |  |  |

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- Definition Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss). + References No definition available. + Details
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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 -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669686-108580 + Details
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