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Note 4 - Long-term Debt (Tables)
9 Months Ended
Dec. 31, 2016
Notes Tables  
Schedule of Debt [Table Text Block]
 
 
December 31, 2016
 
 
March 31,
201
6
 
Line of credit (2.77% at December 31, 2016)
  $
37,500
    $
27,500
 
Term loan (2.77% at December 31, 2016)
   
15,500
     
17,750
 
Less: current portion
   
(3,000
)    
(3,000
)
Long-term portion
  $
50,000
    $
42,250
 
Schedule of Maturities of Long-term Debt [Table Text Block]
Year ending March 31,
 
 
 
 
2017
  $
750
 
2018
   
3,000
 
2019
   
3,000
 
2020
   
3,000
 
2021
   
43,250
 
    $
53,000