2.4.0.82414402 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE (LOSS) (Details)truefalseIn Millions, unless otherwise specifiedfalse1false USDfalsefalse$D2013Q2http://www.sec.gov/CIK0000100790duration2013-04-01T00:00:002013-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$2false USDfalsefalse$D2012Q2http://www.sec.gov/CIK0000100790duration2012-04-01T00:00:002012-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$3false USDfalsefalse$D2013Q2YTDhttp://www.sec.gov/CIK0000100790duration2013-01-01T00:00:002013-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$4false USDfalsefalse$D2012Q2YTDhttp://www.sec.gov/CIK0000100790duration2012-01-01T00:00:002012-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$5false USDfalsefalse$I2012Q4http://www.sec.gov/CIK0000100790instant2012-12-31T00:00:000001-01-01T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$6false USDtruefalse$I2013Q2_us-gaap_StatementEquityComponentsAxis_us-gaap_AccumulatedOtherComprehensiveIncomeMemberhttp://www.sec.gov/CIK0000100790instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseAccumulated Other Comprehensive Income (Loss) [Member]us-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedOtherComprehensiveIncomeMemberus-gaap_StatementEquityComponentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$7false USDtruefalse$I2012Q4_us-gaap_StatementEquityComponentsAxis_us-gaap_AccumulatedOtherComprehensiveIncomeMemberhttp://www.sec.gov/CIK0000100790instant2012-12-31T00:00:000001-01-01T00:00:00falsefalseAccumulated Other Comprehensive Income (Loss) [Member]us-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedOtherComprehensiveIncomeMemberus-gaap_StatementEquityComponentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$8false USDtruefalse$I2012Q2_us-gaap_StatementEquityComponentsAxis_us-gaap_AccumulatedOtherComprehensiveIncomeMemberhttp://www.sec.gov/CIK0000100790instant2012-06-30T00:00:000001-01-01T00:00:00falsefalseAccumulated Other Comprehensive Income (Loss) [Member]us-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedOtherComprehensiveIncomeMemberus-gaap_StatementEquityComponentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$9false USDtruefalse$I2011Q4_us-gaap_StatementEquityComponentsAxis_us-gaap_AccumulatedOtherComprehensiveIncomeMemberhttp://www.sec.gov/CIK0000100790instant2011-12-31T00:00:000001-01-01T00:00:00falsefalseAccumulated Other Comprehensive Income (Loss) [Member]us-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedOtherComprehensiveIncomeMemberus-gaap_StatementEquityComponentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$10false USDtruefalse$D2013Q2YTD_us-gaap_StatementEquityComponentsAxis_us-gaap_AccumulatedTranslationAdjustmentMemberhttp://www.sec.gov/CIK0000100790duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseAccumulated Translation Adjustment [Member]us-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedTranslationAdjustmentMemberus-gaap_StatementEquityComponentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$11false USDtruefalse$D2012Q2YTD_us-gaap_StatementEquityComponentsAxis_us-gaap_AccumulatedTranslationAdjustmentMemberhttp://www.sec.gov/CIK0000100790duration2012-01-01T00:00:002012-06-30T00:00:00falsefalseAccumulated Translation Adjustment [Member]us-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedTranslationAdjustmentMemberus-gaap_StatementEquityComponentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$12false USDtruefalse$I2012Q4_us-gaap_StatementEquityComponentsAxis_us-gaap_AccumulatedTranslationAdjustmentMemberhttp://www.sec.gov/CIK0000100790instant2012-12-31T00:00:000001-01-01T00:00:00falsefalseAccumulated Translation Adjustment [Member]us-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedTranslationAdjustmentMemberus-gaap_StatementEquityComponentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$13false USDtruefalse$I2011Q4_us-gaap_StatementEquityComponentsAxis_us-gaap_AccumulatedTranslationAdjustmentMemberhttp://www.sec.gov/CIK0000100790instant2011-12-31T00:00:000001-01-01T00:00:00falsefalseAccumulated Translation Adjustment [Member]us-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedTranslationAdjustmentMemberus-gaap_StatementEquityComponentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$14false USDtruefalse$D2013Q2YTD_us-gaap_StatementEquityComponentsAxis_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMemberhttp://www.sec.gov/CIK0000100790duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseAccumulated Defined Benefit Plans and Other Post Retirement Adjustment [Member]us-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedDefinedBenefitPlansAdjustmentMemberus-gaap_StatementEquityComponentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$15false USDtruefalse$D2012Q2YTD_us-gaap_StatementEquityComponentsAxis_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMemberhttp://www.sec.gov/CIK0000100790duration2012-01-01T00:00:002012-06-30T00:00:00falsefalseAccumulated Defined Benefit Plans and Other Post Retirement Adjustment [Member]us-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedDefinedBenefitPlansAdjustmentMemberus-gaap_StatementEquityComponentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$16false USDtruefalse$I2012Q4_us-gaap_StatementEquityComponentsAxis_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMemberhttp://www.sec.gov/CIK0000100790instant2012-12-31T00:00:000001-01-01T00:00:00falsefalseAccumulated Defined Benefit Plans and Other Post Retirement Adjustment [Member]us-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedDefinedBenefitPlansAdjustmentMemberus-gaap_StatementEquityComponentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$17false USDtruefalse$I2011Q4_us-gaap_StatementEquityComponentsAxis_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMemberhttp://www.sec.gov/CIK0000100790instant2011-12-31T00:00:000001-01-01T00:00:00falsefalseAccumulated Defined Benefit Plans and Other Post Retirement Adjustment [Member]us-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedDefinedBenefitPlansAdjustmentMemberus-gaap_StatementEquityComponentsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1false 4us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse00USD$falsetruefalse2truefalsefalse10000001USD$falsetruefalse3truefalsefalse00USD$falsetruefalse4truefalsefalse-1000000-1USD$falsetruefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10truefalsefalse00USD$falsetruefalse11truefalsefalse-1000000-1USD$falsetruefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryNet of tax and reclassification adjustments of the change in the balance sheet adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity. Also includes the following: gain (loss) on foreign currency forward exchange contracts; foreign currency transactions designated as hedges of net investment in a foreign entity and intercompany foreign currency transactions that are of a long-term nature, when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting enterprise's financial statements; and gain (loss) on a derivative instrument or nonderivative financial instrument that may give rise to a foreign currency transaction gain (loss) that has been designated and qualified as a hedging instrument for hedging of the foreign currency exposure of a net investment in a foreign operation.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=20435746&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -Subparagraph (b,c) -URI http://asc.fasb.org/extlink&oid=6915805&loc=d3e32211-110900 false2Translation Adjustments2false 4us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTaxus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedTerseLabel1truefalsefalse1500000015falsefalsefalse2truefalsefalse1100000011falsefalsefalse3truefalsefalse2900000029falsefalsefalse4truefalsefalse2000000020falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14truefalsefalse2900000029[1],[2]falsefalsefalse15truefalsefalse2000000020[1],[2]falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryNet of tax and reclassifications amount of pension and other postretirement benefit plans (gain) loss included in accumulated other comprehensive income (loss).Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (i-k) -URI http://asc.fasb.org/extlink&oid=20435746&loc=SL7669646-108580 false2Adjustments to pension and other postretirement benefit plans3false 4us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTaxus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedTerseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14truefalsefalse1800000018[2]falsefalsefalse15truefalsefalse1200000012[2]falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryTax effect, net of reclassification adjustments, of pension and other postretirement benefit plans (gain) loss included in accumulated other comprehensive income (loss).Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=20435746&loc=d3e640-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (i-k) -URI http://asc.fasb.org/extlink&oid=20435746&loc=SL7669646-108580 false2Adjustments to pension and other postretirement benefit plans, tax4false 4us-gaap_StockholdersEquityus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsetruefalseperiodEndLabel1truefalsefalse33140000003314USD$falsetruefalse2falsefalsefalse00falsefalsefalse3truefalsefalse33140000003314USD$falsetruefalse4falsefalsefalse00falsefalsefalse5truefalsefalse33220000003322USD$falsetruefalse6truefalsefalse-1316000000-1316USD$falsetruefalse7truefalsefalse-1345000000-1345USD$falsetruefalse8truefalsefalse-1113000000-1113USD$falsetruefalse9truefalsefalse-1132000000-1132USD$falsetruefalse10truefalsefalse-56000000-56USD$falsetruefalse11truefalsefalse-53000000-53USD$falsetruefalse12truefalsefalse-56000000-56USD$falsetruefalse13truefalsefalse-52000000-52USD$falsetruefalse14truefalsefalse-1260000000-1260USD$falsetruefalse15truefalsefalse-1060000000-1060USD$falsetruefalse16truefalsefalse-1289000000-1289USD$falsetruefalse17truefalsefalse-1080000000-1080USD$falsetruefalsexbrli:monetaryItemTypemonetaryTotal of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A3 -Appendix A Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 4.E) -URI http://asc.fasb.org/extlink&oid=6228006&loc=d3e74512-122707 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section E Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 false2Union Carbide Corporation's stockholder's equity1Included in net periodic pension cost. See Note 9 for additional information.2Tax amounts are included in "Provision (Credit) for income taxes" in the consolidated statements of operations.falseACCUMULATED OTHER COMPREHENSIVE (LOSS) (Details) (USD $)MillionsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.unioncarbide.com/role/AccumulatedOtherComprehensiveLossDetails174