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Note 10 - Equity Compensation (Details) (USD $)
0 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended
Jan. 02, 2014
Jul. 02, 2013
Jan. 02, 2013
Oct. 02, 2012
Apr. 02, 2012
Apr. 02, 2011
Jul. 02, 2010
Jun. 30, 2010
Mar. 31, 2014
Mar. 31, 2013
Jun. 30, 2013
Mar. 31, 2014
Employee Stock Option [Member]
Mar. 31, 2013
Employee Stock Option [Member]
Mar. 31, 2014
Employee Stock Option [Member]
Mar. 31, 2013
Employee Stock Option [Member]
Mar. 31, 2014
Minimum [Member]
Mar. 31, 2013
Minimum [Member]
Mar. 31, 2014
Maximum [Member]
Mar. 31, 2013
Maximum [Member]
Note 10 - Equity Compensation (Details) [Line Items]                                      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares)                 679,331                    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Share INcluded in Available for Grant Transferred From Previous Plan (in Shares)                 337,148                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number (in Shares)                 2,698,989                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number (in Shares)                 1,893,351 1,682,300                  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized                 $ 720,359                    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition                 31 months                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares)                 436,000 414,750                  
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in Dollars per share)                 $ 7.24 $ 6.58           $ 7.20   $ 8.44  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share)                               $ 2.64 $ 2.00 $ 3.64 $ 2.11
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term                               9 years 5 months 9 years 8 months 9 years 9 months 9 years 5 months
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit (in Dollars per share)                   $ 6.28                  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit (in Dollars per share)                   $ 6.58                  
Share-Based Compensation Valuation Assumptions Expected Forfeiture Rate 2.10% 2.20% 2.30% 3.40% 4.10% 3.60% 3.00% 6.55%                      
Stock or Unit Option Plan Expense                 896,000 740,000   116,686 102,348 895,980 740,395        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number (in Shares)                 2,686,251                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price (in Dollars per share)                 $ 9.59                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value                 1,919,288                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Remaining Contractual Term                 5 years 219 days                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value                 127,104 12,987                  
Proceeds from Stock Options Exercised                 329,777 47,025                  
Reduction of Federal Income Taxes Payable Related To Stock Option Exercises                 43,283                    
Increase In Common Stock Related To Stock Option Exercises                 11,618                    
Reduction of Income Tax Expense Related To Stock Option Exercises                 23,621                    
Reduction of Deferred Tax Asset Related to Stock Option Exercises                 8,045                    
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period (in Shares)                 17,205 6,204                  
Stock Issued During Period, Value, Share-based Compensation, Gross                 144,000 44,000                  
Treasury Stock, Shares (in Shares)                 305,124   288,505                
Treasury Stock, Value                 2,892,400   2,791,000                
Treasury Stock, Value, Acquired, Cost Method                 $ 165,500 $ 156,700                  
Treasury Stock, Shares, Acquired (in Shares)                 22,011 23,146                  
Treasury Stock Acquired, Repurchase Authorization                               23,500   24,500