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Note 4 - Long-term Debt (Tables)
9 Months Ended
Dec. 31, 2015
Notes Tables  
Schedule of Debt [Table Text Block]
 
 
December 31, 2015
 
 
March 31,
201
5
 
Line of credit (2.42% at December 31, 2015)
  $ 28,500     $ 13,500  
Term loan (2.42% at December 31, 2015)
    18,500       12,750  
Less: current portion
    (3,000 )     (3,000 )
Long-term portion
  $ 44,000     $ 23,250  
Schedule of Maturities of Long-term Debt [Table Text Block]
Year E
nding March 31,
 
 
 
 
2016
  $ 750  
2017
    3,000  
2018
    3,000  
2019
    3,000  
2020
    3,000  
Thereafter
    34,250  
    $ 47,000