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Note 5 - Long-term Debt (Tables)
3 Months Ended
Jun. 30, 2018
Notes Tables  
Schedule of Debt [Table Text Block]
   
June 30, 2018
   
March 31,
201
8
 
Line of credit (4.00% as of June 30, 2018)
  $
21,500
    $
28,000
 
Term loan (4.13% as of June 30, 2018)
   
18,250
     
18,625
 
Less: discount
   
(338
)    
(365
)
Less: current portion
   
(1,750
)    
(1,625
)
Long-term portion
  $
37,662
    $
44,635
 
Schedule of Maturities of Long-term Debt [Table Text Block]
Year E
nding
March 31,
 
 
 
 
2019
  $
1,250
 
2020
   
2,125
 
2021
   
2,625
 
2022
   
33,750
 
Total
  $
39,750