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Accumulated Other Comprehensive Income (Tables) | 9 Months Ended
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Sep. 30, 2016
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Schedule of Accumulated Other Comprehensive Income | The following table summarizes the changes, net of tax within each classification of accumulated other comprehensive income for the three and nine months ended September 30, 2016 and 2015.
|  | Unrealized |  |  |  |
|  | gains and |  | 2016
|  | Losses on available- for-sale |  | Retirement |  |
(Dollar amounts in thousands) |  | Securities |  | plans |  | Total
Beginning balance, July 1, |  | $ | 14,353 |  |  | $ | (17,846 | ) |  | $ | (3,493 | )
Change in other comprehensive income before reclassification |  | 786 |  |  | — |  |  | 786 |
Amounts reclassified from accumulated other comprehensive income |  | (9 | ) |  | 304 |  |  | 295 |
Net Current period other comprehensive other income |  | 777 |  |  | 304 |  |  | 1,081 |
Ending balance, September 30, |  | $ | 15,130 |  |  | $ | (17,542 | ) |  | $ | (2,412 | )
|  | Unrealized |  |  |  |
|  | gains and |  | 2016
|  | Losses on available- for-sale |  | Retirement |  |
(Dollar amounts in thousands) |  | Securities |  | plans |  | Total
Beginning balance, January 1, |  | $ | 9,053 |  |  | $ | (18,454 | ) |  | $ | (9,401 | )
Change in other comprehensive income before reclassification |  | 6,094 |  |  | — |  |  | 6,094 |
Amounts reclassified from accumulated other comprehensive income |  | (17 | ) |  | 912 |  |  | 895 |
Net Current period other comprehensive other income |  | 6,077 |  |  | 912 |  |  | 6,989 |
Ending balance, September 30, |  | $ | 15,130 |  |  | $ | (17,542 | ) |  | $ | (2,412 | )
|  | Unrealized |  |  |  |
|  | gains and |  | 2015
|  | Losses on available- for-sale |  | Retirement |  |
(Dollar amounts in thousands) |  | Securities |  | plans |  | Total
Beginning balance, July 1, |  | $ | 7,476 |  |  | $ | (21,524 | ) |  | $ | (14,048 | )
Change in other comprehensive income before reclassification |  | 4,464 |  |  | — |  |  | 4,464 |
Amounts reclassified from accumulated other comprehensive income |  | 7 |  |  | 819 |  |  | 826 |
Net Current period other comprehensive other income |  | 4,471 |  |  | 819 |  |  | 5,290 |
Ending balance, September 30, |  | $ | 11,947 |  |  | $ | (20,705 | ) |  | $ | (8,758 | )
|  | Unrealized |  |  |  |
|  | gains and |  | 2015
|  | Losses on available- for-sale |  | Retirement |  |
(Dollar amounts in thousands) |  | Securities |  | plans |  | Total
Beginning balance, January 1, |  | $ | 10,278 |  |  | $ | (24,807 | ) |  | $ | (14,529 | )
Change in other comprehensive income before reclassification |  | 1,654 |  |  | — |  |  | 1,654 |
Amounts reclassified from accumulated other comprehensive income |  | 15 |  |  | 4,102 |  |  | 4,117 |
Net Current period other comprehensive other income |  | 1,669 |  |  | 4,102 |  |  | 5,771 |
Ending balance, September 30, |  | $ | 11,947 |  |  | $ | (20,705 | ) |  | $ | (8,758 | )
Schedule Of Accumulated Other Comprehensive Income Loss Other Than Temporary Impairment |
|  | Balance at |  | Current Period |  | Balance at
(Dollar amounts in thousands) |  | 1/1/2016 |  | Change |  | 9/30/2016
Unrealized gains (losses) on securities available-for-sale |  |  |  |  |  |  |  |  |
without other than temporary impairment |  | $ | 6,083 |  |  | $ | 7,700 |  |  | $ | 13,783 |
Unrealized gains (losses) on securities available-for-sale |  |  |  |  |  |  |  |  |
with other than temporary impairment |  | 2,970 |  |  | (1,623 | ) |  | 1,347 |
Total unrealized loss on securities available-for-sale |  | $ | 9,053 |  |  | $ | 6,077 |  |  | $ | 15,130 |
Unrealized loss on retirement plans |  | (18,454 | ) |  | 912 |  |  | (17,542 | )
TOTAL |  | $ | (9,401 | ) |  | $ | 6,989 |  |  | $ | (2,412 | )
|  | Balance at |  | Current Period |  | Balance at
(Dollar amounts in thousands) |  | 7/1/2015 |  | Change |  | 9/30/2015
Unrealized gains (losses) on securities available-for-sale |  |  |  |  |  |  |  |  |
without other than temporary impairment |  | $ | 4,429 |  |  | $ | 4,231 |  |  | $ | 8,660 |
Unrealized gains (losses) on securities available-for-sale |  |  |  |  |  |  |  |  |
with other than temporary impairment |  | 3,047 |  |  | 240 |  |  | 3,287 |
Total unrealized loss on securities available-for-sale |  | $ | 7,476 |  |  | $ | 4,471 |  |  | $ | 11,947 |
Unrealized loss on retirement plans |  | (21,524 | ) |  | 819 |  |  | (20,705 | )
TOTAL |  | $ | (14,048 | ) |  | $ | 5,290 |  |  | $ | (8,758 | )
|  | Balance at |  | Current Period |  | Balance at
(Dollar amounts in thousands) |  | 1/1/2015 |  | Change |  | 9/30/2015
Unrealized gains (losses) on securities available-for-sale |  |  |  |  |  |  |  |  |
without other than temporary impairment |  | $ | 7,164 |  |  | $ | 1,496 |  |  | $ | 8,660 |
Unrealized gains (losses) on securities available-for-sale |  |  |  |  |  |  |  |  |
with other than temporary impairment |  | 3,114 |  |  | 173 |  |  | 3,287 |
Total unrealized loss on securities available-for-sale |  | $ | 10,278 |  |  | $ | 1,669 |  |  | $ | 11,947 |
Unrealized loss on retirement plans |  | (24,807 | ) |  | 4,102 |  |  | (20,705 | )
TOTAL |  | $ | (14,529 | ) |  | $ | 5,771 |  |  | $ | (8,758 | )
|  | Three Months Ended September 30, 2016 |  |
Details about accumulated |  | Amount reclassified from |  | Affected line item in
other comprehensive |  | accumulated other |  | the statement where
income components |  | comprehensive income |  | net income is presented
|  | (in thousands) |  |
Unrealized gains and losses |  | $ | 13 |  |  | Securities gains/(losses), net
on available-for-sale |  | (4 | ) |  | Provision for income taxes
securities |  | $ | 9 |  |  | Net of tax
Amortization of |  | $ | 507 |  |  | (a) Salaries and employee benefits
retirement plan items |  | (203 | ) |  | Provision for income taxes
|  | $ | 304 |  |  | Net of tax
Total reclassifications for the period |  | $ | 313 |  |  | Net of tax
Accumulated Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent |
|  | Three Months Ended September 30, 2016 |  |
Details about accumulated |  | Amount reclassified from |  | Affected line item in
other comprehensive |  | accumulated other |  | the statement where
income components |  | comprehensive income |  | net income is presented
|  | (in thousands) |  |
Unrealized gains and losses |  | $ | 13 |  |  | Securities gains/(losses), net
on available-for-sale |  | (4 | ) |  | Provision for income taxes
securities |  | $ | 9 |  |  | Net of tax
Amortization of |  | $ | 507 |  |  | (a) Salaries and employee benefits
retirement plan items |  | (203 | ) |  | Provision for income taxes
|  | $ | 304 |  |  | Net of tax
Total reclassifications for the period |  | $ | 313 |  |  | Net of tax
(a) Included in the computation of net periodic benefit cost. (see Footnote 7 for additional details).
|  | Nine Months Ended September 30, 2016 |  |
Details about accumulated |  | Amount reclassified from |  | Affected line item in
other comprehensive |  | accumulated other |  | the statement where
income components |  | comprehensive income |  | net income is presented
|  | (in thousands) |  |
Unrealized gains and losses |  | $ | 26 |  |  | Securities gains/(losses), net
on available-for-sale |  | (9 | ) |  | Provision for income taxes
securities |  | $ | 17 |  |  | Net of tax
Amortization of |  | $ | 1,521 |  |  | (a) Salaries and employee benefits
retirement plan items |  | (609 | ) |  | Provision for income taxes
|  | $ | 912 |  |  | Net of tax
Total reclassifications for the period |  | $ | 929 |  |  | Net of tax
|  | Three Months Ended September 30, 2015 |  |
Details about accumulated |  | Amount reclassified from |  | Affected line item in
other comprehensive |  | accumulated other |  | the statement where
income components |  | comprehensive income |  | net income is presented
|  | (in thousands) |  |
Unrealized gains and losses |  | $ | 9 |  |  | Securities gains/(losses), net
on available-for-sale |  | (2 | ) |  | Provision for income taxes
securities |  | $ | 7 |  |  | Net of tax
Amortization of |  | $ | 1,365 |  |  | (a) Salaries and employee benefits
retirement plan items |  | (546 | ) |  | Provision for income taxes
|  | $ | 819 |  |  | Net of tax
Total reclassifications for the period |  | $ | 826 |  |  | Net of tax
(a) Included in the computation of net periodic benefit cost. (see Footnote 7 for additional details).

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss) with and without other than temporary impairment. + 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669686-108580 + Details
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