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Earnings Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 9 Months Ended
Oct. 03, 2015
Oct. 04, 2014
Oct. 03, 2015
Oct. 04, 2014
Earnings Per Share [Abstract]        
Net income $ 561 $ (860) $ (5,514) $ (6,231)
Basic weighted shares outstanding (in shares) 87,690 86,399 87,418 85,820
Dilutive effect of share-based awards (in shares) 383      
Diluted weighted average shares outstanding (in shares) 88,073 86,399 87,418 85,820
Basic earnings per share (in dollars per share) $ 0.01      
Diluted earnings per share (in dollars per share) $ 0.01