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RATIONALIZATION AND ASSET IMPAIRMENTS - Rationalization and asset impairment net charges (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2025 USD ($) segment	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Rationalization and Asset Impairment
Number of reportable segments | segment	3
Rationalization and asset impairment net charges	$ 18,199	$ 55,860	$ (11,314)
Operating segments
Rationalization and Asset Impairment
Rationalization and asset impairment net charges	18,199	55,755	(11,314)
Americas Welding
Rationalization and Asset Impairment
Rationalization and asset impairment net charges	9,838	18,840	468
International Welding
Rationalization and Asset Impairment
Rationalization and asset impairment net charges	7,293	32,960	(11,782)
International Welding | Russia
Rationalization and Asset Impairment
Rationalization and asset impairment net charges		22,566
The Harris Products Group
Rationalization and Asset Impairment
Rationalization and asset impairment net charges	$ 1,068	$ 3,955	$ 0

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- Definition

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