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Consolidation of Joint Ventures and Long-Term Debt - Additional Information (Detail) (USD $)
3 Months Ended
Mar. 30, 2013
Mar. 31, 2012
Dec. 29, 2012
Variable Interest Entity [Line Items]      
Carrying amounts of assets of the consolidated joint ventures (JVs) $ 159,094,000   $ 157,675,000
Carrying amounts of liabilities of the consolidated joint ventures (JVs) 62,457,000   60,364,000
Loans assumed $ 0 $ 6,450,000  
Debt instrument fixed interest rate, minimum 4.50%    
Debt instrument fixed interest rate, maximum 5.30%    
Minimum
     
Variable Interest Entity [Line Items]      
Debt Instrument Maturity Month And Year 2013-06    
Maximum
     
Variable Interest Entity [Line Items]      
Debt Instrument Maturity Month And Year 2016-06    
Shopping Center Loans
     
Variable Interest Entity [Line Items]      
Debt instrument fixed interest rate, minimum 5.10%    
Debt instrument fixed interest rate, maximum 7.50%    
Shopping Center Loans | Minimum
     
Variable Interest Entity [Line Items]      
Debt Instrument Maturity Month And Year 2013-09    
Shopping Center Loans | Maximum
     
Variable Interest Entity [Line Items]      
Debt Instrument Maturity Month And Year 2027-01    
LIBOR | Minimum
     
Variable Interest Entity [Line Items]      
Basis points added to LIBOR to determine variable interest rate 1.95%    
LIBOR | Maximum
     
Variable Interest Entity [Line Items]      
Basis points added to LIBOR to determine variable interest rate 2.50%