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Long-Term Debt Senior Secured Second Lien Notes (Details) - USD ($)
12 Months Ended
Jan. 01, 2017
Jan. 03, 2016
Dec. 28, 2014
Debt Instrument [Line Items]      
Proceeds from issuance of senior secured second lien notes $ 0 $ 200,000,000 $ 0
Gains (Losses) on Extinguishment of Debt $ 0 $ (12,635,000) $ 0
Senior Notes, Amount Redeemable with Proceeds from Equity Offerings 35.00%    
Collateral exclusion for material subsidiaries, percentage of Senior Notes 20.00%    
Senior Notes, Cross Default Provision, Minimum Debt Principal Amount $ 20,000,000    
Debt Instrument, Redemption, Period Two [Member]      
Debt Instrument [Line Items]      
Senior Notes, Redemption Price 1.04    
Debt Instrument, Redemption, Period Three [Member]      
Debt Instrument [Line Items]      
Senior Notes, Redemption Price 1.02    
Debt Instrument, Redemption, Period Four [Member]      
Debt Instrument [Line Items]      
Senior Notes, Redemption Price 1.00    
Debt Instrument, Redemption, Period One [Member]      
Debt Instrument [Line Items]      
Senior Notes, Redemption Price $ 1.00