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Contracts in Progress (Tables)
 9 Months Ended
Sep. 30, 2012
Contractors [Abstract]  
Contracts in Progress
Contracts in progress are as follows at September 30, 2012 and December 31, 2011:
 
September 30,
2012
 
December 31,
2011
Costs incurred on uncompleted contracts
$
307,353

 
$
232,267

Estimated earnings
52,587

 
44,261

 
359,940

 
276,528

Less: Billings to date
(364,444
)
 
(267,081
)
 
$
(4,504
)
 
$
9,447

Included in the accompanying consolidated balance sheet under the following captions:
 

 
 

Costs and estimated earnings in excess of billings on uncompleted contracts
12,207

 
$
15,112

Billings in excess of costs and estimated earnings on uncompleted contracts
(16,711
)
 
(5,665
)
 
$
(4,504
)
 
$
9,447