BUSINESS SEGMENTS - Disaggregation of Revenue by Geographic Location (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Disaggregation of Revenue [Line Items]
Net sales	$ 43,203	$ 110,954	$ 116,766	$ 211,089
Customer Concentration Risk | Revenue from Contract with Customer Benchmark | One Customer
Disaggregation of Revenue [Line Items]
Concentration risk percentage (greater than)		10.00%	10.00%	10.00%
DynaEnergetics
Disaggregation of Revenue [Line Items]
Net sales	23,643	$ 88,628	$ 76,863	$ 168,464
DynaEnergetics | United States
Disaggregation of Revenue [Line Items]
Net sales	11,335	75,323	57,607	143,281
DynaEnergetics | India
Disaggregation of Revenue [Line Items]
Net sales	4,707	47	5,023	77
DynaEnergetics | Egypt
Disaggregation of Revenue [Line Items]
Net sales	943	872	2,254	1,734
DynaEnergetics | Malaysia
Disaggregation of Revenue [Line Items]
Net sales	531	123	912	123
DynaEnergetics | Kuwait
Disaggregation of Revenue [Line Items]
Net sales	520	746	1,029	746
DynaEnergetics | Indonesia
Disaggregation of Revenue [Line Items]
Net sales	467	941	946	1,180
DynaEnergetics | Germany
Disaggregation of Revenue [Line Items]
Net sales	87	25	387	80
DynaEnergetics | United Arab Emirates
Disaggregation of Revenue [Line Items]
Net sales	85	1,594	751	4,098
DynaEnergetics | Pakistan
Disaggregation of Revenue [Line Items]
Net sales	40	0	384	340
DynaEnergetics | Canada
Disaggregation of Revenue [Line Items]
Net sales	0	2,919	668	6,376
DynaEnergetics | Iraq
Disaggregation of Revenue [Line Items]
Net sales	2,188	690	2,189	886
DynaEnergetics | Rest of the world
Disaggregation of Revenue [Line Items]
Net sales	2,740	5,348	4,713	9,543
NobelClad
Disaggregation of Revenue [Line Items]
Net sales	19,560	22,326	39,903	42,625
NobelClad | United States
Disaggregation of Revenue [Line Items]
Net sales	10,462	12,304	19,505	21,947
NobelClad | India
Disaggregation of Revenue [Line Items]
Net sales	69	155	146	279
NobelClad | Germany
Disaggregation of Revenue [Line Items]
Net sales	802	828	1,788	1,831
NobelClad | United Arab Emirates
Disaggregation of Revenue [Line Items]
Net sales	1,881	289	2,620	1,273
NobelClad | Canada
Disaggregation of Revenue [Line Items]
Net sales	1,693	1,335	3,461	3,359
NobelClad | Norway
Disaggregation of Revenue [Line Items]
Net sales	680	1,538	1,640	2,160
NobelClad | Spain
Disaggregation of Revenue [Line Items]
Net sales	626	285	1,873	346
NobelClad | France
Disaggregation of Revenue [Line Items]
Net sales	602	896	2,092	1,653
NobelClad | Netherlands
Disaggregation of Revenue [Line Items]
Net sales	369	378	915	1,012
NobelClad | Australia
Disaggregation of Revenue [Line Items]
Net sales	357	397	606	845
NobelClad | Singapore
Disaggregation of Revenue [Line Items]
Net sales	250	0	824	0
NobelClad | South Korea
Disaggregation of Revenue [Line Items]
Net sales	222	413	1,212	881
NobelClad | Sweden
Disaggregation of Revenue [Line Items]
Net sales	73	836	556	1,137
NobelClad | Belgium
Disaggregation of Revenue [Line Items]
Net sales	46	598	410	1,483
NobelClad | Greece
Disaggregation of Revenue [Line Items]
Net sales	20	9	188	26
NobelClad | Rest of the world
Disaggregation of Revenue [Line Items]
Net sales	$ 1,408	$ 2,065	$ 2,067	$ 4,393