Note 15 - Incentive and Stock Option Plans (Details) (USD $)
1 Months Ended 12 Months Ended
Mar. 22, 2008
Dec. 28, 2014
Dec. 29, 2013
Dec. 30, 2012
Note 15 - Incentive and Stock Option Plans (Details) [Line Items]        
Share-based Compensation   2,821,000 2,343,000 2,322,000
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense   2,100,000 900,000 900,000
Adjustment to Additional in Capital, Income Tax Effect from Share-Based Net Compensation, Net   7,100,000    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in Shares)   569,275 625,945  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options   0    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value   6,300,000 273,000 944,000
Proceeds from Stock Options Exercised   183,000 208,000 393,000
Restricted Stock [Member]        
Note 15 - Incentive and Stock Option Plans (Details) [Line Items]        
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options   3,100,000    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in Shares)   569,275    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition   1 year 215 days    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value   1,900,000 3,300,000 700,000
Employee Stock Option [Member]        
Note 15 - Incentive and Stock Option Plans (Details) [Line Items]        
Proceeds from Stock Options Exercised   183,000 208,000 393,000
Scenario, Previously Reported [Member] | Long-term Equity Incentive Plan 2005 [Member]        
Note 15 - Incentive and Stock Option Plans (Details) [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares)   2,400,000    
Second Anniversary [Member] | Long-term Equity Incentive Plan 2005 [Member]        
Note 15 - Incentive and Stock Option Plans (Details) [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number (in Shares)   125,932 155,441  
Minimum [Member] | Stock Option Plan 2000 [Member]        
Note 15 - Incentive and Stock Option Plans (Details) [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   1 year    
Minimum [Member] | Long-term Equity Incentive Plan 2005 [Member]        
Note 15 - Incentive and Stock Option Plans (Details) [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   1 year    
Maximum [Member] | Stock Option Plan 2000 [Member]        
Note 15 - Incentive and Stock Option Plans (Details) [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   10 years    
Maximum [Member] | Long-term Equity Incentive Plan 2005 [Member]        
Note 15 - Incentive and Stock Option Plans (Details) [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   5 years    
Stock Option Plan 2000 [Member]        
Note 15 - Incentive and Stock Option Plans (Details) [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares)   1,765,981    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares)   0    
Long-term Equity Incentive Plan 2005 [Member]        
Note 15 - Incentive and Stock Option Plans (Details) [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares)   2,800,000    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized (in Shares) 1,500,000   2,000,000  
Share-Based Compensation Arrangement By Share Based Payment Award Shares Issuable (in Shares)   1,000,000    
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in Shares)   275,794 247,225 230,585