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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) (USD $)
 12 Months Ended
Dec. 27, 2013
segment
subsidiary
item
Dec. 28, 2012
Dec. 30, 2011
Dec. 31, 2010
Cash, Cash Equivalents and Liquid Investments        
Cash and cash equivalents, including restricted cash $ 8,134,000 $ 10,006,000 $ 3,001,000 $ 6,642,000
Restricted cash 5,000,000      
Segment Information        
Number of wholly owned subsidiaries 6      
Number of subsidiaries aggregated as one reporting segment 3      
Number of reportable segments into which three of the six subsidiaries are aggregated 1      
Number of subsidiaries each of which comprise separate reporting segments 3      
Accounting for Contracts        
Number of principal types of pricing provisions 3      
Wells Fargo Stage Coach Sweep Investment Account
        
Cash, Cash Equivalents and Liquid Investments        
Cash and cash equivalents 1,103,000 8,484,000    
Wells Fargo Money Market Mutual Fund
        
Cash, Cash Equivalents and Liquid Investments        
Cash and cash equivalents 1,002,000 1,001,000    
Wells Fargo Advantage Heritage Fund
        
Cash, Cash Equivalents and Liquid Investments        
Cash and cash equivalents 48,000 48,000    
Wells Fargo Collateral Investment Account
        
Cash, Cash Equivalents and Liquid Investments        
Restricted cash 5,003,000      
Cash on hand in business checking accounts
        
Cash, Cash Equivalents and Liquid Investments        
Cash and cash equivalents $ 978,000 $ 473,000