INVENTORIES (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Inventory [Line Items]
Raw materials	$ 42,502	$ 43,726
Work-in-process	56,380	40,253
Finished goods	80,396	72,332
Supplies	267	279
Total inventories	179,545	156,590
Arcadia
Inventory [Line Items]
Raw materials	10,233	11,099
Work-in-process	13,006	11,468
Finished goods	53,978	55,074
Supplies	0	0
Total inventories	77,217	77,641
DynaEnergetics
Inventory [Line Items]
Raw materials	22,463	23,701
Work-in-process	30,914	21,198
Finished goods	26,418	16,802
Supplies	0	0
Total inventories	79,795	61,701
NobelClad
Inventory [Line Items]
Raw materials	9,806	8,926
Work-in-process	12,460	7,587
Finished goods	0	456
Supplies	267	279
Total inventories	$ 22,533	$ 17,248