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Comprehensive Income (Tables) | 9 Months Ended
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Sep. 30, 2018
Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Schedule of Comprehensive Income | The following table presents the components of other comprehensive income for the three- and nine-month periods ended September 30, 2018 and 2017:
Schedule of Comprehensive Income
| Three Months Ended September 30, |  | Nine Months Ended September 30,
|  |  | Tax |  |  |  |  |  | Tax |  |
| Before-Tax |  | (Expense) |  | Net-of-Tax |  | Before-Tax |  | (Expense) |  | Net-of-Tax
| Amount |  | Benefit |  | Amount |  | Amount |  | Benefit |  | Amount
2018 |  |  |  |  |  |  |  |  |  |  |
Net Unrealized Securities Holding Losses on Securities Available-for-Sale Arising During the Period | (1,203 | ) |  | $ | 306 |  |  | (897 | ) |  | (5,388 | ) |  | $ | 1,371 |  |  | (4,017 | )
Amortization of Net Retirement Plan Actuarial Loss | 81 |  |  | (21 | ) |  | 60 |  |  | 244 |  |  | (63 | ) |  | 181 |
Accretion of Net Retirement Plan Prior Service Credit | 27 |  |  | (7 | ) |  | 20 |  |  | 81 |  |  | (21 | ) |  | 60 |
Other Comprehensive Loss | $ | (1,095 | ) |  | $ | 278 |  |  | $ | (817 | ) |  | $ | (5,063 | ) |  | $ | 1,287 |  |  | $ | (3,776 | )
2017 |  |  |  |  |  |  |  |  |  |  |
Net Unrealized Securities Holding Gains on Securities Available-for-Sale Arising During the Period | 6 |  |  | $ | 3 |  |  | 9 |  |  | 749 |  |  | $ | (284 | ) |  | 465 |
Reclassification Adjustment for Securities Gains Included in Net Income | (10 | ) |  | 4 |  |  | (6 | ) |  | (10 | ) |  | 4 |  |  | (6 | )
Amortization of Net Retirement Plan Actuarial Loss | 179 |  |  | (115 | ) |  | 64 |  |  | 537 |  |  | (292 | ) |  | 245 |
Accretion of Net Retirement Plan Prior Service Credit | (3 | ) |  | 1 |  |  | (2 | ) |  | (8 | ) |  | 3 |  |  | (5 | )
Other Comprehensive Income | $ | 172 |  |  | $ | (107 | ) |  | $ | 65 |  |  | $ | 1,268 |  |  | $ | (569 | ) |  | $ | 699 |
Changes in Accumulated Other Comprehensive Income By Component | The following table presents the changes in accumulated other comprehensive income by component:
Changes in Accumulated Other Comprehensive Income (Loss) by Component (1)
| Unrealized |  | Defined Benefit Plan Items |  |
| Gains and |  |  |  |  |  |
| Losses on |  |  |  | Net Prior |  |
| Available-for- |  | Net Gain |  | Service |  |
| Sale Securities |  | (Loss) |  | (Cost ) Credit |  | Total
For the Quarter-To-Date periods ended: |  |  |  |  |  |  |
June 30, 2018 | $ | (4,701 | ) |  | $ | (6,259 | ) |  | $ | (844 | ) |  | $ | (11,804 | )
Other comprehensive income or loss before reclassifications | (897 | ) |  | — |  |  | — |  |  | (897 | )
Amounts reclassified from accumulated other comprehensive income |  |  | 60 |  |  | 20 |  |  | 80 |
Net current-period other comprehensive income (loss) | (897 | ) |  | 60 |  |  | 20 |  |  | (817 | )
September 30, 2018 | $ | (5,598 | ) |  | $ | (6,199 | ) |  | $ | (824 | ) |  | $ | (12,621 | )
June 30, 2017 | $ | 74 |  |  | $ | (5,556 | ) |  | $ | (718 | ) |  | $ | (6,200 | )
Other comprehensive income or loss before reclassifications | 9 |  |  | — |  |  | — |  |  | 9 |
Amounts reclassified from accumulated other comprehensive income | (6 | ) |  | 64 |  |  | (2 | ) |  | 56 |
Net current-period other comprehensive income (loss) | 3 |  |  | 64 |  |  | (2 | ) |  | 65 |
September 30, 2017 | $ | 77 |  |  | $ | (5,492 | ) |  | $ | (720 | ) |  | $ | (6,135 | )
For the Year-To-Date periods ended: |  |  |  |  |  |  |
December 31, 2017 | $ | (1,250 | ) |  | $ | (6,380 | ) |  | $ | (884 | ) |  | $ | (8,514 | )
Other comprehensive income or loss before reclassifications | (4,017 | ) |  | — |  |  | — |  |  | (4,017 | )
Amounts reclassified from accumulated other comprehensive income | — |  |  | 181 |  |  | 60 |  |  | 241 |
Net current-period other comprehensive income | (4,017 | ) |  | 181 |  |  | 60 |  |  | (3,776 | )
Amounts reclassified from accumulated other comprehensive income | $ | (331 | ) |  |  |  |  |  | $ | (331 | )
September 30, 2018 | $ | (5,598 | ) |  | $ | (6,199 | ) |  | $ | (824 | ) |  | $ | (12,621 | )
December 31, 2016 | $ | (382 | ) |  | $ | (5,737 | ) |  | $ | (715 | ) |  | $ | (6,834 | )
Other comprehensive income or loss before reclassifications | 465 |  |  | — |  |  | — |  |  | 465 |
Amounts reclassified from accumulated other comprehensive income | (6 | ) |  | 245 |  |  | (5 | ) |  | 234 |
Net current-period other comprehensive income | 459 |  |  | 245 |  |  | (5 | ) |  | 699 |
September 30, 2017 | $ | 77 |  |  | $ | (5,492 | ) |  | $ | (720 | ) |  | $ | (6,135 | )
(1) All amounts are net of tax.
Reclassification out of Accumulated Other Comprehensive Income | The following table presents the reclassifications out of accumulated other comprehensive income:
Reclassifications Out of Accumulated Other Comprehensive Income
|  | Amounts Reclassified |  |
Details about Accumulated Other |  | from Accumulated Other |  | Affected Line Item in the Statement
Comprehensive Income (Loss) Components |  | Comprehensive Income |  | Where Net Income Is Presented
For the Quarter-to-date periods ended: |  |  |  |
September 30, 2018 |  |  |  |
Unrealized gains and losses on available-for-sale securities |  | $ | — |  |  | Gain on Securities Transactions
|  | — |  |  | Total before Tax
|  | — |  |  | Provision for Income Taxes
|  | $ | — |  |  | Net of Tax
Amortization of defined benefit pension items: |  |  |  |
Prior-service costs |  | $ | (27 | ) | (1) | Salaries and Employee Benefits
Actuarial gains/(losses) |  | (81 | ) | (1) | Salaries and Employee Benefits
|  | (108 | ) |  | Total before Tax
|  | 28 |  |  | Provision for Income Taxes
|  | $ | (80 | ) |  | Net of Tax
Total reclassifications for the period |  | $ | (80 | ) |  | Net of Tax
September 30, 2017 |  |  |  |
Unrealized gains and losses on available-for-sale securities |  | $ | 10 |  |  | Gain on Securities Transactions
|  | 10 |  |  | Total before Tax
|  | (4 | ) |  | Provision for Income Taxes
|  | $ | 6 |  |  | Net of Tax
Amortization of defined benefit pension items: |  |  |  |
Prior-service costs |  | $ | 3 |  | (1) | Salaries and Employee Benefits
Actuarial gains/(losses) |  | (179 | ) | (1) | Salaries and Employee Benefits
|  | (176 | ) |  | Total before Tax
|  | 114 |  |  | Provision for Income Taxes
|  | $ | (62 | ) |  | Net of Tax
Total reclassifications for the period |  | $ | (56 | ) |  | Net of Tax
For the Year-to-date periods ended: |  |  |  |
September 30, 2018 |  |  |  |
Unrealized gains and losses on available-for-sale securities |  | $ | — |  |  | Gain on Securities Transactions
|  | — |  |  | Total before Tax
|  | — |  |  | Provision for Income Taxes
|  | $ | — |  |  | Net of Tax
Amortization of defined benefit pension items: |  |  |  |
Prior-service costs |  | $ | (81 | ) | (1) | Salaries and Employee Benefits
Actuarial gains/(losses) |  | (244 | ) | (1) | Salaries and Employee Benefits
|  | (325 | ) |  | Total before Tax
|  | 84 |  |  | Provision for Income Taxes
|  | $ | (241 | ) |  | Net of Tax
Total reclassifications for the period |  | $ | (241 | ) |  | Net of Tax
Reclassifications Out of Accumulated Other Comprehensive Income
|  | Amounts Reclassified |  |
Details about Accumulated Other |  | from Accumulated Other |  | Affected Line Item in the Statement
Comprehensive Income (Loss) Components |  | Comprehensive Income |  | Where Net Income Is Presented
September 30, 2017 |  |  |  |
Unrealized gains and losses on available-for-sale securities |  | $ | 10 |  |  | Gain on Securities Transactions
|  | 10 |  |  | Total before Tax
|  | (4 | ) |  | Provision for Income Taxes
|  | $ | 6 |  |  | Net of Tax
Amortization of defined benefit pension items: |  |  |  |
Prior-service costs |  | 8 |  | (1) | Salaries and Employee Benefits
Actuarial gains/(losses) |  | $ | (537 | ) | (1) | Salaries and Employee Benefits
|  | (529 | ) |  | Total before Tax
|  | 289 |  |  | Provision for Income Taxes
|  | $ | (240 | ) |  | Net of Tax
Total reclassifications for the period |  | $ | (234 | ) |  | Net of Tax
(1) These accumulated other comprehensive income components are included in the computation of net periodic pension cost.

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=114867106&loc=d3e526-108580 + Details
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