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Note 12 - Stock-Based Compensation (Detail) (USD $)
12 Months Ended
Dec. 30, 2012
Jan. 01, 2012
Jan. 02, 2011
Plan Activity Adjustment Period 5 years    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares) 1,608,520    
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense $ 2,300,000 $ 2,200,000 $ 1,600,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years    
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Share-based Awards Other than Options 13,600,000    
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition 2 years    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share) $ 12.98 $ 16.84 $ 18.08
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Total Fair Value 4,100,000 3,700,000 3,400,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares) 0 0 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number (in Shares) 392,599 515,699  
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Stock Options 0    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (in Shares) 0 0 0
Restricted Stock [Member] | Minimum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years    
Restricted Stock [Member] | Maximum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 5 years    
Non-Employee Director [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number (in Shares) 46,500    
Maximum [Member]
     
Term to Exercise Stock Option Before Expiration 10 years    
stock-based compensation cost [Member]
     
Allocated Share-based Compensation Expense $ 6,000,000 $ 5,700,000 $ 4,200,000