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RATIONALIZATION AND ASSET IMPAIRMENTS - Rationalization and asset impairment net charges (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2026 USD ($) segment	Mar. 31, 2025 USD ($)
Rationalization and Asset Impairment
Number of reportable segments | segment	3
Rationalization and asset impairment net charges	$ 2,163	$ 3,865
Americas Welding
Rationalization and Asset Impairment
Rationalization and asset impairment net charges	573	2,135
International Welding
Rationalization and Asset Impairment
Rationalization and asset impairment net charges	1,772	1,552
The Harris Products Group
Rationalization and Asset Impairment
Rationalization and asset impairment net charges	$ (182)	$ 178

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