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RATIONALIZATION AND ASSET IMPAIRMENTS (Textual) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Rationalization and asset impairment charges (gains) |  | $ 6,590 | $ 6,590 | $ 0 | $ 19,958
Restructuring Charges |  |  | 5,149 |  |
Restructuring liability |  | 6,803 | 6,803 | 5,190 | $ 7,665
Asset impairment charges |  |  | 1,441 |  |
Goodwill, Impairment Loss | [1] |  | 1,091 |  |
Other current assets |  | 123,836 | 123,836 | 96,213 |
Other Liabilities, Current |  | 119,655 | 119,655 | $ 97,806 |
International Welding [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring liability |  | $ 3,610 | 3,610 |  |
The Harris Products Group |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Goodwill, Impairment Loss | [1] |  | $ 0 |  |
[1] | The Company performed an interim goodwill impairment test, using a combination of income and market valuation approaches, resulting in a non-cash impairment charge to the carrying value of goodwill. The impairment charge is recorded within Rationalization and asset impairment charges in the accompanying Consolidated Statements of Income.

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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68055307&loc=d3e2420-110228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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