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Summary of Significant Accounting Policies (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Apr. 01, 2017
Apr. 02, 2016
Summary of Significant Accounting Policies [Line Items]    
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent $ 16,000 $ 59,500
Minimum fiscal year period in days 364 days  
Maximum fiscal year period in days 371 days  
Fiscal quarter period in days 91 days 91 days
Basic:    
Net income $ 5,829 $ 1,079
Shares (in shares) 164,738,000 164,434,000
Per Share (in usd per share) $ 0.04 $ 0.01
Effect of dilutive securities: [Abstract]    
Add: Option shares in the money and dilutive effect of non-vested stock (in shares) 2,012,000 157,000
Less: Pro forma treasury shares (in shares) (886,000) (38,000)
Diluted:    
Net Income $ 5,829 $ 1,079
Shares (in shares) 165,864,000 164,553,000
Per Share (in usd per share) $ 0.04 $ 0.01
Stock Options [Member]    
Antidilutive Securities [Abstract]    
Antidilutive securities excluded from computation of earnings per share (in shares) 1,812,518 1,699,363
Non Vested Stock [Member]    
Antidilutive Securities [Abstract]    
Antidilutive securities excluded from computation of earnings per share (in shares) 636,445 606,255