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COSTS AND ESTIMATED EARNINGS ON UNCOMPLETED CONTRACTS (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Schedule of costs and estimated earnings on uncompleted contracts [Abstract]    
Costs incurred on uncompleted contracts $ 34,400 $ 49,133
Estimated earnings, thereon 13,119 16,749
Total 47,519 65,882
Less: billings to date 33,422 54,701
Net 14,097 11,181
Schedule of costs and estimated earnings on uncompleted contracts included in balance sheet [Abstract]    
Costs and estimated earnings in excess of billings on uncompleted contracts 22,045 20,083
Billings in excess of costs and estimated earnings on uncompleted contracts (8,021) (8,840)
Translation Adjustment 73 (62)
Net $ 14,097 $ 11,181