Stockholders' Equity (Details) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options granted	25,000	26,000	2,000
Outstanding, Weighted Average Exercise Price	$ 3.30	$ 3.13	$ 3.19
Grants, Weighted Average Exercise Price	$ 4.69	$ 4.67	$ 5.93
Terminations, Weighted Average Exercise Price	$ 5.75	$ 3.15	$ 4.75
Exercises, Weighted Average Exercise Price	$ 3.15	$ 3.11	$ 3.39
Outstanding, Weighted Average Exercise Price	$ 3.42	$ 3.30	$ 3.13
Exercisable, Weighted Average Exercise Price	$ 3.08
Outstanding, Aggregate Intrinsic Value	$ 223,000	$ 185,000	$ 344,000
Outstanding, Aggregate Intrinsic Value	364,000	223,000	185,000
Exercisable, Aggregate Intrinsic Value	$ 357,000
2000 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding	157,500	163,500	186,500
Stock options granted	0	0	0
Terminations	0	0	(8,000)
Exercise of stock options, Shares	0	(6,000)	(15,000)
Outstanding	157,500	157,500	163,500
Exercisable	157,500
Reserved for future grants	0
2010 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding	73,500	49,500	49,500
Stock options granted	25,000	26,000	2,000
Terminations	(2,000)	(1,000)	(2,000)
Exercise of stock options, Shares	(1,000)	(1,000)	0
Outstanding	95,500	73,500	49,500
Exercisable	42,500
Reserved for future grants	202,500

Aggregate number of shares reserved for future Grants.

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- Definition

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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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

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

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-Publisher FASB

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

+ References

No definition available.

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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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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of fully vested and expected to vest options that are exercisable.

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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of fully vested and expected to vest options outstanding.

+ References

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

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

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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

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

+ References

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

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