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Net Income per Share (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Apr. 01, 2017
Net income available to common shareholders |  |
Net income, as reported | $ 4,886 | $ 2,853
Less: net income attributable to participating shares | 29 | 20
Net income available to common shareholders | $ 4,857 | $ 2,833
Reconciliation of basic to diluted weighted average shares of common stock outstanding |  |
Basic weighted average shares outstanding | 8,285,000 | 8,419,000
Stock options and restricted stock units | 295,000 | 202,000
Diluted weighted average shares outstanding | 8,580,000 | 8,621,000
Calculation of common stock equivalents for purposes of computing diluted weighted average shares outstanding |  |
Anti-dilutive securities excluded from EPS computation (in shares) | 5,689 | 8,234

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