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RESTRUCTURING - Restructuring Costs (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses $ 4,063 $ 6,781
Severance [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 2,626 2,466
Asset Impairment [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 205 3,946
Contract Termination Costs [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 538  
Equipment Moving Costs [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 867  
Other Exit Costs [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses (173) 369
Operating Segments [Member] | NobelClad [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 750 6,781
Operating Segments [Member] | NobelClad [Member] | Severance [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 238 2,466
Operating Segments [Member] | NobelClad [Member] | Asset Impairment [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 0 3,946
Operating Segments [Member] | NobelClad [Member] | Contract Termination Costs [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 40  
Operating Segments [Member] | NobelClad [Member] | Equipment Moving Costs [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 476  
Operating Segments [Member] | NobelClad [Member] | Other Exit Costs [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses (4) $ 369
Operating Segments [Member] | DynaEnergetics [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 1,660  
Operating Segments [Member] | DynaEnergetics [Member] | Severance [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 735  
Operating Segments [Member] | DynaEnergetics [Member] | Asset Impairment [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 205  
Operating Segments [Member] | DynaEnergetics [Member] | Contract Termination Costs [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 498  
Operating Segments [Member] | DynaEnergetics [Member] | Equipment Moving Costs [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 391  
Operating Segments [Member] | DynaEnergetics [Member] | Other Exit Costs [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses (169)  
Corporate, Non-Segment [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 1,653  
Corporate, Non-Segment [Member] | Severance [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 1,653  
Corporate, Non-Segment [Member] | Asset Impairment [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 0  
Corporate, Non-Segment [Member] | Contract Termination Costs [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 0  
Corporate, Non-Segment [Member] | Equipment Moving Costs [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses 0  
Corporate, Non-Segment [Member] | Other Exit Costs [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring expenses $ 0