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Customer Receivables (Tables)
 12 Months Ended
Apr. 30, 2016
Receivables [Abstract]  
Components Of Customer Receivables
The components of customer receivables were:
 
APRIL 30
(in thousands)
2016

2015
Gross customer receivables
$
58,593


$
48,655

Less:


 
Allowance for doubtful accounts
(171
)

(173
)
Allowance for returns and discounts
(2,609
)

(2,340
)






Net customer receivables
$
55,813


$
46,142