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Net Income per Share (Details)	3 Months Ended
	Apr. 04, 2015	Mar. 29, 2014
Reconciliation of basic to diluted weighted average shares of common stock outstanding
Basic weighted average shares outstanding	9,190,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic	10,029,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Common stock equivalents:
Stock options, restricted stock and restricted stock units (in shares)	213,000us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	79,000us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
Diluted weighted average shares outstanding	9,403,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding	10,108,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Calculation of common stock equivalents for purposes of computing diluted weighted average shares outstanding
Anti-dilutive securities excluded from EPS computation (in shares)	391,733us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1,287,614us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

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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

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-Publisher FASB

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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.

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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.

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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.

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