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Note 6. Intangible and Other Assets Related to Indian Casino Projects (Detail) (USD $)
12 Months Ended
Dec. 30, 2012
Jan. 01, 2012
Asset Impairment Charges   $ 3,700,000
Financing Receivable, Net 38,247,000 35,236,000
Notes, Loans and Financing Receivable, Gross, Current 500,000  
Shingle Springs Tribe [Member]
   
Asset Impairment Charges 1,800,000 3,700,000
Other Receivables 4,000,000 6,000,000
Kevin Kean [Member]
   
Financing Receivable, Net $ 800,000 $ 1,300,000