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Note 7 - Long-term Debt (Tables)
12 Months Ended
Mar. 31, 2017
Notes Tables  
Schedule of Debt [Table Text Block]
 
 
March 31,
201
7
 
 
March 31,
2016
 
Line of credit (2.81% at March 31, 2017)
  $
35,500
    $
27,500
 
Term loan (2.81% at March 31, 2017)
   
19,750
     
17,750
 
Less: discount
   
(450
)    
--
 
Less: current portion
   
(1,125
)    
(3,000
)
Long-term portion
  $
53,675
    $
42,250
 
Schedule of Maturities of Long-term Debt [Table Text Block]
Year ending March 31,
       
2018
  $
1,125
 
2019
   
1,625
 
2020
   
2,125
 
2021
   
2,625
 
2022
   
47,750
 
    $
55,250