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Note 4 - Long-term Debt (Tables)
3 Months Ended
Jun. 30, 2014
Debt Disclosure [Abstract]  
Schedule of Debt [Table Text Block]
   

June 30, 2014

   

March 31, 2014

 

Line of credit (1.9% at June 30, 2014)

  $ 13,000     $ 16,500  

Term loan (2.15% at June 30, 2014)

    15,000       --  

Less: current portion

    (3,000 )     --  

Long-term portion

  $ 25,000     $ 16,500  
Schedule of Maturities of Long-term Debt [Table Text Block]

Year ending March 31,

       

2015

  $ 2,250  

2016

    3,000  

2017

    3,000  

2018

    19,750  
    $ 28,000