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RATIONALIZATION AND ASSET IMPAIRMENTS (Textual) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Rationalization and Asset Impairments
Restructuring Reserve	$ 6,411		$ 6,411		$ 7,665
Special Items Charge (Gain)	34,348	$ 1,239	34,348	$ 1,239
Other current assets	100,367		100,367		91,167
Other current liabilities	226,845		226,845		213,224
International Welding
Rationalization and Asset Impairments
Restructuring Reserve	6,411		6,411		$ 7,598
Special Items Charge (Gain)	$ 0	$ 1,239	$ 0	$ 1,239

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