Benefit Plans (Stock Option Activity) (Details) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Stock-Based Compensation [Abstract]
Outstanding	207,303	214,618
Weighted Average Exercise Price	$ 15.92	$ 15.98
Exercised	(24,906)
Exercised, Weighted Average Exercise Price	$ 15.92
Forfeited		(1,000)
Forfeited, Weighted Average Exercise Price		$ 10.31
Expired	(18,811)	(6,315)
Expired, Weighted Average Exercise Price	$ 22.78	$ 18.66
Outstanding	163,586	207,303
Weighted Average Exercise Price	$ 15.13	$ 15.92

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Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

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-Subparagraph (c)(1)(iv)(4)

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- Definition

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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- Definition

Number of options outstanding, including both vested and non-vested options.

+ References

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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- Definition

Weighted average price at which option holders acquired shares when converting their stock options into shares.

+ References

No definition available.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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No definition available.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

+ References

No definition available.

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- Definition

Number of share options (or share units) exercised during the current period.

+ References

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-Name Regulation S-X (SX)

-Number 210

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