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Nature of Operations and Summary of Significant Accounting Policies - Recent Accounting Pronouncements (Details) - Adjustments for New Accounting Principle, Early Adoption [Member] - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Oct. 01, 2016
Oct. 01, 2016
New Accounting Pronouncement, Early Adoption [Line Items]    
Income tax benefit $ 106 $ 502
Income tax benefit per diluted share (in dollars per share) $ 0.01 $ 0.05