Note 12 - Note Payable (Tables)
 9 Months Ended
Nov. 30, 2016
Notes Tables  
Schedule of Long-term Debt Instruments [Table Text Block]
   
November 30, 2016
    
February 29, 2016
  
                 
Promissory note
   $
4,149,339
     $
5,085,133
  
                 
Less: current maturities
    
(1,290,099
 )    
(1,254,007
 )
                 
Long-term obligations
   $
2,859,240
     $
3,831,126
  
Schedule of Maturities of Long-term Debt [Table Text Block]
   
Amount
  
2017
   $
317,620
  
2018
    
1,302,503
  
2019
    
1,352,897
  
2020
    
1,176,319
  
Total minimum payments
   $
4,149,339
  
Less: current maturities
    
(1,290,099
 )
         
Long-term obligations
  $
2,859,240