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RATIONALIZATION AND ASSET IMPAIRMENTS (Summary of Activity Related to Rationalization Liabilities by Segment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Activity related to the rationalization liabilities by segment
Balance at the beginning of the period	$ 7,665	$ 305
Payments and other adjustments	(2,475)	(6,359)
Charged to expense		13,719
Balance at the end of the period	5,190	7,665
Americas Welding [Member]
Activity related to the rationalization liabilities by segment
Balance at the beginning of the period	67	0
Payments and other adjustments	(67)	(3,231)
Charged to expense		3,298
Balance at the end of the period	0	67
International Welding [Member]
Activity related to the rationalization liabilities by segment
Balance at the beginning of the period	7,598	305
Payments and other adjustments	(2,408)	(3,128)
Charged to expense		10,421
Balance at the end of the period	$ 5,190	$ 7,598

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- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 1
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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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