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DERIVATIVES (Textual) (Details) (USD $) In Thousands, unless otherwise specified | 6 Months Ended |  |  |  |  |  |  |  |
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Jun. 30, 2014 | Jun. 30, 2014 Foreign exchange contracts Designated as hedging instruments | Dec. 31, 2013 Foreign exchange contracts Designated as hedging instruments | Jun. 30, 2014 Foreign exchange contracts Not designated as hedging instruments | Dec. 31, 2013 Foreign exchange contracts Not designated as hedging instruments | Jun. 30, 2014 Silver forward contract Not designated as hedging instruments ozt | Dec. 31, 2013 Silver forward contract Not designated as hedging instruments ozt | Jun. 30, 2014 Copper forward contract Not designated as hedging instruments lb | Dec. 31, 2013 Copper forward contract Not designated as hedging instruments lb
Derivative [Line Items] |  |  |  |  |  |  |  |  |
Maximum period for which derivative contracts cover currency and commodity exposures | 2 years |  |  |  |  |  |  |  |
Derivative, notional amount |  | $ 29,344 | $ 36,880 | $ 218,577 | $ 186,158 |  |  |  |
Notional amounts of forward contracts that are not designated as hedges |  |  |  |  |  | 295,000 | 290,000 | 375,000 | 375,000
Gain (loss) expected to be reclassified from AOCI to earnings, next twelve months | $ 228 |  |  |  |  |  |  |  |
Gain (loss) expected to be reclassified from AOCI to earnings, period of recognition | 12 months |  |  |  |  |  |  |  |
Hedge ineffectiveness was immaterial | Hedge ineffectiveness was immaterial in the six months ended June 30, 2014 and 2013. |  |  |  |  |  |  |  |

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- Definition Aggregate notional amount of derivative expressed in nonmonetary units. For example, the number of barrels specified in a fuel oil forward purchase contract. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Maximum period covered by derivative contracts to hedge currency and commodity exposures, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80748-113994 + Details
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- Definition A disclosure of an assertion that the amount of cash flow hedge ineffectiveness is immaterial. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959 + Details
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- Definition Estimated period for the anticipated transfer of gain (loss), net, from accumulated other comprehensive income into earnings, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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