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Note E - Accrued Liabilities
 12 Months Ended
Apr. 30, 2013
Other Liabilities Disclosure [Abstract]  
Other Liabilities Disclosure [Text Block]
E - Accrued Liabilities

A summary of accrued liabilities is as follows:

(In thousands)
 
April 30, 2013
   
April 30, 2012
 
             
Employee compensation
  $ 5,227     $ 5,063  
Cash overdrafts (see Note B)
    1,537       128  
Deferred service contract revenue (see Note B)
    3,464       3,036  
Deferred sales tax (see Note B)
    2,436       1,785  
Interest
    237       185  
Other
    3,224       3,152  
                 
    $ 16,125     $ 13,349