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Note 1 - Summary of Accounting Policies (Tables)
 12 Months Ended
Jun. 30, 2014
Accounting Policies [Abstract]  
Allowance for Credit Losses on Financing Receivables [Table Text Block]
   

2014

   

2013

   

2012

 

Balance at beginning of year

  $ 2,325     $ 1,974     $ 2,166  

Acquisitions

    93       190       -  

Provision charged to expense

    375       268       389  

Write-offs, net of recoveries

    (511 )     (107 )     (581 )

Balance at end of year

  $ 2,282     $ 2,325     $ 1,974  
Property, Plant and Equipment, Useful Lives [Table Text Block]

Buildings (in years)

    40 to 50  

Leasehold improvements

 

Lesser of term or useful life

 

Machinery and equipment (in years)

    8 to 15  

Furniture and Fixtures (in years)

    3 to 10  

Computer hardware and software (in years)

    3 to 7  
Schedule of Finite-Lived Intangible Assets [Table Text Block]
         

Customer relationships (in years)

    5 to 16  

Patents (in years)

    12  

Non-compete agreements (in years)

    5 to 10  

Other (in years)

    10  

Trade names

 

Indefinite life

 
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
   

2014

 
   

Total

   

Level 1

   

Level 2

   

Level 3

 

Financial Assets

                               

Marketable securities - deferred compensation plan

  $ 3,114     $ 3,114     $ -     $ -  

Foreign Exchange contracts

    356               356       -  
                                 

Financial Liabilities

                               

Foreign Exchange contracts

  $ 1,552     $ -     $ 1,552     $ -  

Interest rate swaps

    1,061       -       1,061       -  
   

2013

 
   

Total

   

Level 1

   

Level 2

   

Level 3

 

Financial Assets

                               

Marketable securities - deferred compensation plan

  $ 2,478     $ 2,478     $ -     $ -  

Foreign Exchange contracts

    37               37       -  
                                 

Financial Liabilities

                               

Foreign Exchange contracts

  $ 1,443     $ -     $ 1,443     $ -  

Interest rate swaps

    1,875       -       1,875       -  
Schedule of Product Warranty Liability [Table Text Block]
   

2014

   

2013

   

2012

 

Balance at beginning of year

  $ 6,782     $ 5,767     $ 4,840  

Acquisitions

    274       795       -  

Warranty expense

    3,937       4,282       4,434  

Warranty claims

    (4,052 )     (4,062 )     (3,507 )

Balance at end of year

  $ 6,941     $ 6,782     $ 5,767  
Schedule of Weighted Average Number of Shares [Table Text Block]

(share amounts in thousands)

 

2014

   

2013

   

2012

 

Basic – Average Shares Outstanding

    12,613       12,561       12,517  

Effect of Dilutive Securities – Stock Options and Restricted Stock Awards

    165       219       270  

Diluted – Average Shares Outstanding

    12,778       12,780       12,787