SIGNIFICANT ACCOUNTING POLICIES - Rollforward of Allowance for Doubtful Accounts (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2022 USD ($)
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Allowance for doubtful accounts, December 31, 2021	$ 2,773
Current period provision for expected credit losses	175
Write-offs charged against the allowance	(97)
Recoveries of amounts previously reserved	(47)
Impacts of foreign currency exchange rates and other	(3)
Allowance for doubtful accounts, June 30, 2022	2,801
Arcadia
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Allowance for doubtful accounts, December 31, 2021	0
Current period provision for expected credit losses	88
Recoveries of amounts previously reserved	0
Impacts of foreign currency exchange rates and other	0
Allowance for doubtful accounts, June 30, 2022	88
DynaEnergetics
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Allowance for doubtful accounts, December 31, 2021	2,758
Current period provision for expected credit losses	87
Write-offs charged against the allowance	(97)
Recoveries of amounts previously reserved	(47)
Impacts of foreign currency exchange rates and other	(3)
Allowance for doubtful accounts, June 30, 2022	2,698
NobelClad
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Allowance for doubtful accounts, December 31, 2021	15
Current period provision for expected credit losses	0
Write-offs charged against the allowance	0
Recoveries of amounts previously reserved	0
Impacts of foreign currency exchange rates and other	0
Allowance for doubtful accounts, June 30, 2022	$ 15