Comprehensive Income - Components of Accumulated Other Comprehensive Income (Detail) - USD ($) $ in Thousands |
9 Months Ended | 12 Months Ended |
---|---|---|
Sep. 30, 2015 |
Dec. 31, 2014 |
|
Equity [Abstract] | ||
Net unrealized (losses) gains on available for sale securities | $ 3,300 | $ 4,040 |
Tax effect | (1,388) | (1,699) |
Unrealized holding gains on available for sale securities, net of tax | 1,912 | 2,341 |
Unfunded status of the supplemental retirement plans | (7,309) | (7,885) |
Tax effect | 3,073 | 3,315 |
Unfunded status of the supplemental retirement plans, net of tax | (4,236) | (4,570) |
Joint beneficiary agreement liability | 26 | 26 |
Tax effect | 0 | 0 |
Joint beneficiary agreement liability, net of tax | 26 | 26 |
Accumulated other comprehensive loss | $ (2,298) | $ (2,203) |
X | ||||||||||
- Definition Defined benefit plan accumulated other comprehensive income joint beneficiary agreement liability before tax. No definition available.
|
X | ||||||||||
- Definition Defined benefit plan accumulated other comprehensive income joint beneficiary agreement liability tax. No definition available.
|
X | ||||||||||
- Definition Defined benefit plan accumulated other comprehensive income minimum pension liability tax. No definition available.
|
X | ||||||||||
- Definition Joint beneficiary agreement liability net of tax. No definition available.
|
X | ||||||||||
- Definition Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition This item represents the pretax change in net unrealized holding gain (loss) on available-for-sale securities that has been included in accumulated other comprehensive income, a separate component of shareholders' equity, during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition The change in unrealized holding gain (loss), net of tax, on available-for-sale securities included in a separate component of shareholders' equity during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition This item represents the tax effects occurring during the period which are related to the net unrealized gain (loss) resulting from changes in the fair [carrying] value during the period of available-for-sale securities. Such tax affects would have been charged or credited directly to other comprehensive income or to related components of shareholders' equity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition After tax amount of additional minimum pension liability not yet recognized as a net periodic pension cost. No definition available.
|
X | ||||||||||
- Definition Before tax amount of additional minimum pension liability not yet recognized as a net periodic pension cost. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- References No definition available.
|