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Customer Receivables
 12 Months Ended
Apr. 30, 2017
Receivables [Abstract]  
Customer Receivables
Customer Receivables
 
The components of customer receivables were:
 
APRIL 30
(in thousands)
2017

2016
Gross customer receivables
$
66,373


$
58,593

Less:



Allowance for doubtful accounts
(148
)

(171
)
Allowance for returns and discounts
(3,110
)

(2,609
)






Net customer receivables
$
63,115


$
55,813