Nature of Banking Activities and Significant Accounting Policies (Components of Accumulated Other Comprehensive Income, Net of Deferred Taxes) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Unrealized Gain (Loss) on Securities, Balance at end of year	$ 1,466	$ 547	$ 3,822
Change in Fair Value of Interest Rate Swap, Balance at end of year	(190)	(286)	(418)
Post Retirement Benefit Plan, Balance at end of year	39	44	44
Total accumulated other comprehensive income	1,315	305	3,448	2,931
Unrealized Gain (Loss) on Securities, Change	919	(3,275)	560
Change in Fair Value of Interest Rate Swap, Change	96	132
Post Retirement Benefit Plan, Change	(5)	0
Total other comprehensive income (loss)	$ 1,010	$ (3,143)	$ 517

Nature of Banking Activities and Significant Accounting Policies (Components of Accumulated Other Comprehensive Income, Net of Deferred Taxes) (Details) (USD $)
In Thousands, unless otherwise specified

12 Months Ended

Dec. 31, 2014

Dec. 31, 2013

Dec. 31, 2012

Dec. 31, 2011

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Unrealized Gain (Loss) on Securities, Balance at end of year

$ 1,466

$ 547

$ 3,822

Change in Fair Value of Interest Rate Swap, Balance at end of year

(190)

(286)

(418)

Post Retirement Benefit Plan, Balance at end of year

Total accumulated other comprehensive income

Unrealized Gain (Loss) on Securities, Change

919

(3,275)

560

Change in Fair Value of Interest Rate Swap, Change

132

Post Retirement Benefit Plan, Change

(5)

Total other comprehensive income (loss)

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.

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