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NOTE 5 - CONTRACTS (Tables)
 6 Months Ended
Jun. 28, 2014
Contractors [Abstract]  
Costs in Excess of Billings and Billings in Excess of Costs [Table Text Block] Costs, estimated earnings and billings on uncompleted contracts consisted of the following at June 28, 2014 and December 28, 2013:

   
June 28,
2014
   
December 28,
2013
 
   
(dollars in thousands)
 
Costs incurred on uncompleted contracts
 
$
49,584
   
$
43,342
 
Estimated earnings (losses) on uncompleted contracts
   
15,902
     
12,022
 
Earned revenues
   
65,486
     
55,364
 
Less: billings to date
   
71,037
     
61,212
 
Net costs and estimated earnings in excess of billings on uncompleted contracts
 
$
(5,551
)
 
$
(5,848
)
                 
Costs and estimated earnings in excess of billings on uncompleted contracts
 
$
3,571
   
$
1,206
 
Billings in excess of costs and estimated earnings on uncompleted contracts
   
(9,122
)
   
(7,054
)
Net costs and estimated earnings in excess of billings on uncompleted contracts
 
$
(5,551
)
 
$
(5,848
)