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Uncompleted Contracts
 12 Months Ended
Apr. 30, 2016
Contractors [Abstract]  
Uncompleted Contracts
Note 8. Uncompleted Contracts

Uncompleted contracts consisted of the following:
 
April 30,
2016
 
May 2,
2015
Costs incurred
$
530,594

 
$
708,029

Estimated earnings
173,356

 
237,239

 
703,950

 
945,268

Less billings to date
684,111

 
933,997

 
$
19,839

 
$
11,271



Uncompleted contracts are included in the accompanying consolidated balance sheets as follows:
 
April 30,
2016
 
May 2,
2015
Costs and estimated earnings in excess of billings
$
30,200

 
$
35,068

Billings in excess of costs and estimated earnings
(10,361
)
 
(23,797
)
 
$
19,839

 
$
11,271