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Segment Information (Tables)
3 Months Ended
Jul. 31, 2016
Segment Reporting [Abstract]  
Segment Information

The following table provides financial information by business segments for the three months ended July 31, 2016 and 2015 (in thousands):

 

     Domestic      International      Corporate      Total  

Three months ended July 31, 2016

           

Revenues from external customers

   $ 29,637       $ 7,642       $ —        $ 37,279   

Intersegment revenues

     866         1,135         (2,001      —    

Earnings (loss) before income taxes

     2,573         817         (1,290      2,100   

Three months ended July 31, 2015

           

Revenues from external customers

   $ 24,315       $ 6,774       $ —        $ 31,089   

Intersegment revenues

     286         521         (807      —    

Earnings (loss) before income taxes

     1,833         765         (1,064      1,534