BUSINESS SEGMENTS - Disaggregation of Revenue by Geographic Location (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Disaggregation of Revenue [Line Items]
Net sales	$ 73,564	$ 100,135
DynaEnergetics
Disaggregation of Revenue [Line Items]
Net sales	53,220	79,836
DynaEnergetics | United States
Disaggregation of Revenue [Line Items]
Net sales	46,271	67,959
DynaEnergetics | Egypt
Disaggregation of Revenue [Line Items]
Net sales	1,311	862
DynaEnergetics | Canada
Disaggregation of Revenue [Line Items]
Net sales	668	3,458
DynaEnergetics | United Arab Emirates
Disaggregation of Revenue [Line Items]
Net sales	667	2,503
DynaEnergetics | Kuwait
Disaggregation of Revenue [Line Items]
Net sales	509	0
DynaEnergetics | Indonesia
Disaggregation of Revenue [Line Items]
Net sales	479	239
DynaEnergetics | Malaysia
Disaggregation of Revenue [Line Items]
Net sales	381	0
DynaEnergetics | Pakistan
Disaggregation of Revenue [Line Items]
Net sales	345	342
DynaEnergetics | India
Disaggregation of Revenue [Line Items]
Net sales	316	29
DynaEnergetics | Germany
Disaggregation of Revenue [Line Items]
Net sales	300	55
DynaEnergetics | Rest of the world
Disaggregation of Revenue [Line Items]
Net sales	1,973	4,389
NobelClad
Disaggregation of Revenue [Line Items]
Net sales	20,344	20,299
NobelClad | United States
Disaggregation of Revenue [Line Items]
Net sales	9,042	9,643
NobelClad | Canada
Disaggregation of Revenue [Line Items]
Net sales	1,768	2,024
NobelClad | France
Disaggregation of Revenue [Line Items]
Net sales	1,491	757
NobelClad | Spain
Disaggregation of Revenue [Line Items]
Net sales	1,247	62
NobelClad | South Korea
Disaggregation of Revenue [Line Items]
Net sales	990	468
NobelClad | United Arab Emirates
Disaggregation of Revenue [Line Items]
Net sales	739	985
NobelClad | India
Disaggregation of Revenue [Line Items]
Net sales	77	125
NobelClad | Germany
Disaggregation of Revenue [Line Items]
Net sales	986	1,003
NobelClad | Norway
Disaggregation of Revenue [Line Items]
Net sales	960	622
NobelClad | Singapore
Disaggregation of Revenue [Line Items]
Net sales	574	0
NobelClad | Netherlands
Disaggregation of Revenue [Line Items]
Net sales	547	634
NobelClad | Sweden
Disaggregation of Revenue [Line Items]
Net sales	482	301
NobelClad | Belgium
Disaggregation of Revenue [Line Items]
Net sales	364	886
NobelClad | Australia
Disaggregation of Revenue [Line Items]
Net sales	249	448
NobelClad | Greece
Disaggregation of Revenue [Line Items]
Net sales	168	17
NobelClad | Rest of the world
Disaggregation of Revenue [Line Items]
Net sales	$ 660	$ 2,324