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1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 11 falsefalseContribution recorded related to Noble Drilling Corporation Profit Sharing Plan16true0ne_EmployeeBenefitPlansTextualsAbstractnefalsenadurationEmployee Benefit Plans (Textuals) 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securities to total plan assets presented on a weighted-average basis as of the measurement date of the latest statement of financial position.No authoritative reference available.falsefalsePercentage of company's overall investment in equity securities20false0us-gaap_DefinedBenefitPlanTargetAllocationPercentageOfAssetsDebtSecuritiesus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1truetruefalse0.320.32falsefalsefalsefalsefalse2falsetruefalse00falsefalsefalsefalsefalse3falsetruefalse00falsefalsefalsetruefalse4falsetruefalse00falsefalsefalsetruefalse5falsetruefalse00falsefalsefalsetruefalse6falsetruefalse00falsefalsefalsetruefalse7falsetruefalse00falsefalsefalsetruefalse8falsetruefalse00falsefalsefalsetruefalse9falsetruefalse00falsefalsefalsetruefalse10falsetruefalse00falsefalsefalsetruefalse11falsetruefalse00falsefalsefalsetruefalse12falsetruefalse00falsefalsefalsetruefalse13falsetruefalse00falsefalsefalsetruefalse14falsetruefalse00falsefalsefalsetruefalse15falsetruefalse00falsefalsefalsetruefalse16falsetruefalse00falsefalsefalsetruefalse17falsetruefalse00falsefalsefalsetruefalseOtherus-types:percentItemTypepureTarget allocation percentage of investments in debt securities to total plan assets presented on a weighted-average basis as of the measurement date of the latest statement of financial position.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 5 -Subparagraph d(2) falsefalsePercentage of company's overall investment in debt securities21false0us-gaap_DefinedBenefitPlanTargetAllocationPercentageOfAssetsOtherus-gaaptruenadurationNo definition 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the latest statement of financial position.No authoritative reference available.falsefalsePercentage of company's overall investment in cash holdings22false0ne_MarketCycleMinimumPeriodInWhichObjectiveShouldBeMetOvernefalsenadurationMarket cycle minimum period in which objective should be met 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over23false0ne_MarketCycleMaximumPeriodInWhichObjectiveShouldBeMetOvernefalsenadurationMarket cycle maximum period in which objective should be met over.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1truefalsefalse55falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsetruefalse4falsefalsefalse00falsefalsefalsetruefalse5falsefalsefalse00falsefalsefalsetruefalse6falsefalsefalse00falsefalsefalsetruefalse7falsefalsefalse00falsefalsefalsetruefalse8falsefalsefalse00falsefalsefalsetruefalse9falsefalsefalse00falsefalsefalsetruefalse10falsefalsefalse00falsefalsefalsetruefalse11falsefalsefalse00falsefalsefalsetruefalse12falsefalsefalse00falsefalsefalsetruefalse13falsefalsefalse00falsefalsefalsetruefalse14falsefalsefalse00falsefalsefalsetruefalse15falsefalsefalse00falsefalsefalsetruefalse16falsefalsefalse00falsefalsefalsetruefalse17falsefalsefalse00falsefalsefalsetruefalseOtherxbrli:integerItemTypeintegerMarket cycle maximum period in which objective should be met over.No authoritative reference available.falsefalseMarket cycle maximum period in which objective should be met over24false0ne_CashEquivalentAndShortTermInvestmentsShouldAchieveRelativePerformancenefalsenadurationCash equivalent and short-term investments should achieve relative performance.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1falsefalsefalse00better than the 90-day Treasury billsbetter than the 90-day Treasury billsfalsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsetruefalse4falsefalsefalse00falsefalsefalsetruefalse5falsefalsefalse00falsefalsefalsetruefalse6falsefalsefalse00falsefalsefalsetruefalse7falsefalsefalse00falsefalsefalsetruefalse8falsefalsefalse00falsefalsefalsetruefalse9falsefalsefalse00falsefalsefalsetruefalse10falsefalsefalse00falsefalsefalsetruefalse11falsefalsefalse00falsefalsefalsetruefalse12falsefalsefalse00falsefalsefalsetruefalse13falsefalsefalse00falsefalsefalsetruefalse14falsefalsefalse00falsefalsefalsetruefalse15falsefalsefalse00falsefalsefalsetruefalse16falsefalsefalse00falsefalsefalsetruefalse17falsefalsefalse00falsefalsefalsetruefalseOtherxbrli:stringItemTypestringCash equivalent and short-term investments should achieve relative performance.No authoritative reference available.falsefalseCash equivalent and short-term investments should achieve relative performance25false0ne_MaximumCommitmentToParticularIndustrynefalsenadurationThe maximum commitment to a particular industry.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1falsefalsefalse00not exceed 20 percentnot exceed 20 percentfalsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsetruefalse4falsefalsefalse00falsefalsefalsetruefalse5falsefalsefalse00falsefalsefalsetruefalse6falsefalsefalse00falsefalsefalsetruefalse7falsefalsefalse00falsefalsefalsetruefalse8falsefalsefalse00falsefalsefalsetruefalse9falsefalsefalse00falsefalsefalsetruefalse10falsefalsefalse00falsefalsefalsetruefalse11falsefalsefalse00falsefalsefalsetruefalse12falsefalsefalse00falsefalsefalsetruefalse13falsefalsefalse00falsefalsefalsetruefalse14falsefalsefalse00falsefalsefalsetruefalse15falsefalsefalse00falsefalsefalsetruefalse16falsefalsefalse00falsefalsefalsetruefalse17falsefalsefalse00falsefalsefalsetruefalseOtherxbrli:stringItemTypestringThe maximum commitment to a particular industry.No authoritative reference available.falsefalseThe maximum commitment to a particular industry26false0ne_LowestInvestmentGradeMakeUpnefalsenadurationlowest investment grade make up.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1falsefalsefalse00more than 20 percent of the total market value of the Trust’s fixed income holdingsmore than 20 percent of the total market value of the Trust’s fixed income holdingsfalsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsetruefalse4falsefalsefalse00falsefalsefalsetruefalse5falsefalsefalse00falsefalsefalsetruefalse6falsefalsefalse00falsefalsefalsetruefalse7falsefalsefalse00falsefalsefalsetruefalse8falsefalsefalse00falsefalsefalsetruefalse9falsefalsefalse00falsefalsefalsetruefalse10falsefalsefalse00falsefalsefalsetruefalse11falsefalsefalse00falsefalsefalsetruefalse12falsefalsefalse00falsefalsefalsetruefalse13falsefalsefalse00falsefalsefalsetruefalse14falsefalsefalse00falsefalsefalsetruefalse15falsefalsefalse00falsefalsefalsetruefalse16falsefalsefalse00falsefalsefalsetruefalse17falsefalsefalse00falsefalsefalsetruefalseOtherxbrli:stringItemTypestringlowest investment grade make up.No authoritative reference available.falsefalseLowest investment grade make up27false0ne_TotalFixedIncomeExposureFromAnySingleNonGovernmentOrGovernmentAgencyIssuernefalsenadurationThe total fixed income exposure from any single non-government or government agency issuer.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1falsefalsefalse00shall not exceed 10 percent of the Trust’s fixed income holdingsshall not exceed 10 percent of the Trust’s fixed income holdingsfalsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsetruefalse4falsefalsefalse00falsefalsefalsetruefalse5falsefalsefalse00falsefalsefalsetruefalse6falsefalsefalse00falsefalsefalsetruefalse7falsefalsefalse00falsefalsefalsetruefalse8falsefalsefalse00falsefalsefalsetruefalse9falsefalsefalse00falsefalsefalsetruefalse10falsefalsefalse00falsefalsefalsetruefalse11falsefalsefalse00falsefalsefalsetruefalse12falsefalsefalse00falsefalsefalsetruefalse13falsefalsefalse00falsefalsefalsetruefalse14falsefalsefalse00falsefalsefalsetruefalse15falsefalsefalse00falsefalsefalsetruefalse16falsefalsefalse00falsefalsefalsetruefalse17falsefalsefalse00falsefalsefalsetruefalseOtherxbrli:stringItemTypestringThe total fixed income exposure from any single non-government or government agency issuer.No authoritative reference available.falsefalseThe total fixed income exposure from any single non-government or government agency issuer28false0ne_DisclosureRequirementsOfPercentageOfInvestmentsInSingleSecuritynefalsenadurationDisclosure requirements of percentage of investments in single security.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1falsefalsefalse00more than 10%more than 10%falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsetruefalse4falsefalsefalse00falsefalsefalsetruefalse5falsefalsefalse00falsefalsefalsetruefalse6falsefalsefalse00falsefalsefalsetruefalse7falsefalsefalse00falsefalsefalsetruefalse8falsefalsefalse00falsefalsefalsetruefalse9falsefalsefalse00falsefalsefalsetruefalse10falsefalsefalse00falsefalsefalsetruefalse11falsefalsefalse00falsefalsefalsetruefalse12falsefalsefalse00falsefalsefalsetruefalse13falsefalsefalse00falsefalsefalsetruefalse14falsefalsefalse00falsefalsefalsetruefalse15falsefalsefalse00falsefalsefalsetruefalse16falsefalsefalse00falsefalsefalsetruefalse17falsefalsefalse00falsefalsefalsetruefalseOtherxbrli:stringItemTypestringDisclosure requirements of percentage of investments in single security.No authoritative reference available.falsefalsePercentage of no single security made up of total assets of either the U.S. or the Non-U.S. plans29false0ne_LiabilityForRestorationPlannefalsecreditinstantLiability for the restoration Plan.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1truefalsefalse70000007000000falsetruefalsefalsefalse2truefalsefalse80000008000000falsetruefalsefalsefalse3falsefalsefalse00falsefalsefalsetruefalse4falsefalsefalse00falsefalsefalsetruefalse5falsefalsefalse00falsefalsefalsetruefalse6falsefalsefalse00falsefalsefalsetruefalse7falsefalsefalse00falsefalsefalsetruefalse8falsefalsefalse00falsefalsefalsetruefalse9falsefalsefalse00falsefalsefalsetruefalse10falsefalsefalse00falsefalsefalsetruefalse11falsefalsefalse00falsefalsefalsetruefalse12falsefalsefalse00falsefalsefalsetruefalse13falsefalsefalse00falsefalsefalsetruefalse14falsefalsefalse00falsefalsefalsetruefalse15falsefalsefalse00falsefalsefalsetruefalse16falsefalsefalse00falsefalsefalsetruefalse17falsefalsefalse00falsefalsefalsetruefalseMonetaryxbrli:monetaryItemTypemonetaryLiability for the restoration Plan.No authoritative reference available.falsefalseLiability for the restoration Plan1728Employee Benefit Plans (Details Textuals) (USD $)NoRoundingUnKnownUnKnownUnKnowntruetrue