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Costs and Estimated Earnings in Excess of Billings (Tables)
6 Months Ended
Jan. 26, 2013
Contractors [Abstract]  
Costs and Estimated Earnings in Excess of Billings, Net
Costs and estimated earnings in excess of billings, net, consists of the following:
 
 
January 26,
2013
 
July 28,
2012
 
(Dollars in thousands)
Costs incurred on contracts in progress
$
121,468

 
$
100,766

Estimated to date earnings
27,034

 
26,555

Total costs and estimated earnings
148,502

 
127,321

Less: billings to date
(11,386
)
 
(1,522
)
 
$
137,116

 
$
125,799

Included in the accompanying condensed consolidated balance sheets under the captions:
 

 
 

Costs and estimated earnings in excess of billings
$
148,502

 
$
127,321

Billings in excess of costs and estimated earnings
(11,386
)
 
(1,522
)
 
$
137,116

 
$
125,799