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Note G - Fair Value Measurements (Tables)
6 Months Ended
Oct. 31, 2012
Fair Value, by Balance Sheet Grouping [Table Text Block]
   
October 31, 2012
   
April 30, 2012
 
(In thousands)
 
Carrying
Value
   
Fair
Value
   
Carrying
Value
   
Fair
Value
 
                         
Cash
  $ 400     $ 400     $ 276     $ 276  
Finance receivables, net
    268,811       212,030       251,103       198,084  
Accounts payable
    7,874       7,874       7,352       7,352  
Revolving credit facilities
    91,256       91,256       77,900       77,900