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Net Income Per Share (Details)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Net Income Per Share
Weighted average common shares outstanding, basic	7,028,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic	6,824,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic	6,679,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Weighted average common equivalent shares due to stock options and RSUs	147,000us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	281,000us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	349,000us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
Weighted average common shares outstanding, diluted	7,175,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding	7,105,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding	7,028,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Number of stock awards excluded from the computation of diluted income per share	53,651us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	78,908us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	17,770us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

X

- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-URI http://asc.fasb.org/extlink&oid=6510752



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- Definition

Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

+ References

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-Publisher FASB

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

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