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RATIONALIZATION AND ASSET IMPAIRMENTS (Textual) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended |  | 6 Months Ended | 3 Months Ended | 6 Months Ended |  | 12 Months Ended | 6 Months Ended | 12 Months Ended | 3 Months Ended | 6 Months Ended |  | 12 Months Ended
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Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012 | Dec. 31, 2012 | Jun. 30, 2013 Employee Severance | Jun. 30, 2013 North America Welding | Jun. 30, 2012 North America Welding | Jun. 30, 2013 North America Welding | Jun. 30, 2012 North America Welding | Dec. 31, 2012 North America Welding | Dec. 31, 2012 North America Welding Employee Severance employee | Jun. 30, 2013 Europe Welding | Dec. 31, 2012 Europe Welding employee | Jun. 30, 2013 Asia Pacific Welding | Jun. 30, 2012 Asia Pacific Welding | Jun. 30, 2013 Asia Pacific Welding | Jun. 30, 2012 Asia Pacific Welding | Dec. 31, 2012 Asia Pacific Welding | Dec. 31, 2012 Asia Pacific Welding Employee Severance employee
Rationalization and Asset Impairments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rationalization and asset impairment charges | $ 851 | $ 1,258 | $ 1,902 | $ 1,258 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Employee severance and other related costs |  |  |  |  |  | 1,819 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Asset impairment charges |  |  | 206 |  |  |  |  |  |  |  |  |  |  |  |  |  | 206 |  |  |
Special items, gain (loss) on the sale of assets at a rationalized operation |  |  | 123 |  |  |  |  |  |  |  |  |  |  |  |  |  | 121 |  |  |
Number of employees affected due to rationalization activities |  |  |  |  |  |  |  |  |  |  |  | 72 |  | 285 |  |  |  |  |  | 268
Special items net charges | 3,389 | 2,639 | 14,100 | 2,639 |  |  | 266 | 77 | 1,126 | 77 |  |  | 69 |  | 510 | 589 | 707 | 589 |  |
Charged to expense |  |  | 1,819 |  |  |  |  |  | 1,126 |  |  |  |  |  |  |  | 622 |  |  |
Restructuring reserve | $ 2,813 |  | $ 2,813 |  | $ 3,057 |  | $ 775 |  | $ 775 |  | $ 0 |  | $ 1,354 |  | $ 684 |  | $ 684 |  | $ 1,044 |

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- Definition Gain resulting from the sale of assets during the period associated with rationalization activities. + References No definition available. + Details
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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 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: 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=8077374&loc=d3e2420-110228 + Details
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- Definition Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 + Details
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