XML 24 R13.htm IDEA: XBRL DOCUMENT v3.20.2
Note 7 - Accounts Receivable
 3 Months Ended
Jun. 30, 2020
Notes to Financial Statements  
Accounts Receivable [Text Block]
7.
Accounts Receivable
 
Accounts receivable at 
June 30, 2020
and 
March 31, 2020
consisted of the following (in thousands):
 
   
June 30, 2020
    
March 31, 2020
  
Accounts receivable (billed)
   $
4,078
     $
11,276
  
Accounts receivable (unbilled)
    
4,125
      
5,711
  
Accounts receivable, net
   $
8,203
     $
16,987