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COSTS AND ESTIMATED EARNINGS ON CONTRACTS IN EXCESS OF BILLINGS (Tables)
12 Months Ended
Jul. 28, 2012
Costs and Estimated Earnings on Contracts in Excess of Billings [Abstract]  
Costs and estimated earnings in excess of billings, net [Table Text Block]
Costs and estimated earnings in excess of billings, net, consist of the following:
 
   
July 28,
  
July 30,
 
   
2012
  
2011
 
   
(Dollars in thousands)
 
        
Costs incurred on contracts in progress
 $100,766  $71,685 
Estimated to date earnings
  26,555   19,170 
Total costs and estimated earnings
  127,321   90,855 
Less: billings to date
  (1,522)  (749)
   $125,799  $90,106 
          
Included in the accompanying consolidated balance sheets under the captions:
        
Costs and estimated earnings in excess of billings
 $127,321  $90,855 
Billings in excess of costs and estimated earnings
  (1,522)  (749)
   $125,799  $90,106