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Commitments and Contingencies (Tables)
 12 Months Ended
Apr. 30, 2020
Commitments and Contingencies Disclosure [Abstract]  
Reconciliation Of Warranty Liability
The following is a reconciliation of the Company’s warranty liability:
 
APRIL 30
(in thousands)
2020

2019
PRODUCT WARRANTY RESERVE
 

 
Beginning balance
$
4,616


$
4,045

Accrual for warranties
21,886


24,994

Settlements
(22,749
)

(24,423
)
Ending balance at fiscal year end
$
3,753


$
4,616