Stock-Based Compensation (Stock Options Activity) (Details) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Stock-Based Compensation [Abstract]
Outstanding at beginning of year, Number of Shares	271,752	292,267
Granted, Number of Shares
Exercised, Number of Shares	(2,000)	(5,515)
Expired/Forfeited, Number of Shares	(14,500)	(15,000)
Outstanding at end of period, Number of Shares	255,252	271,752
Exercisable, Number of Shares	255,252	272,142
Outstanding beginning of year, Weighted Average Exercise Price	$ 9.99	$ 10.13
Granted, Weighted Average Exercise Price
Exercised, Weighted Average Exercise Price	$ 6.57	$ 7.14
Expired/Forfeited, Weighted Average Exercise Price	$ 16.78	$ 13.86
Outstanding at end of period, Weighted Average Exercise Price	$ 9.63	$ 9.99
Exercisable, Weighted Average Exercise Price	$ 9.63	$ 9.99

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(iii)

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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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- Definition

For presentations that combine terminations, 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 or that expired.

+ 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)(3)-(4)

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- Definition

Weighted average price of options that were either forfeited or expired.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 10

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- Definition

Net number of share options (or share units) granted during the period.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

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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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- Definition

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

+ References

No definition available.

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- Definition

The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.

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- Definition

The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices.

+ References

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

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

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