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Consolidation of Joint Ventures and Long-Term Debt Long-Term Debt Assumptions, Maturities and Interest Rates (Details) - USD ($)
3 Months Ended
Apr. 01, 2017
Mar. 26, 2016
Debt Instrument [Line Items]    
Loans Assumed $ 0.00 $ 0.00
JV Loans [Member] | Minimum [Member]    
Debt Instrument [Line Items]    
Debt Instrument Maturity Month And Year April 2017  
Debt Instrument, Basis Spread on Variable Rate 1.75%  
JV Loans [Member] | Maximum [Member]    
Debt Instrument [Line Items]    
Debt Instrument Maturity Month And Year January 2021  
Debt Instrument, Basis Spread on Variable Rate 2.50%  
Shopping Center Loans [Member] | Minimum [Member]    
Debt Instrument [Line Items]    
Debt Instrument Maturity Month And Year May 2017  
Debt Instrument, Interest Rate, Stated Percentage 3.70%  
Shopping Center Loans [Member] | Maximum [Member]    
Debt Instrument [Line Items]    
Debt Instrument Maturity Month And Year January 2027  
Debt Instrument, Interest Rate, Stated Percentage 7.50%