Model Structural Relations: http://xbrl.fasb.org/us-gaap/2014/dis/us-gaap-dis-ero-pre-2014-01-31.xml

# Key Label Object class Data type Period type Balance Name
* Network: 425000 - Disclosure - Environmental Remediation Obligations (http://fasb.org/us-gaap/role/disclosure/EnvironmentalRemediationObligations)
1 Environmental Remediation Obligations [Abstract] [Abstract] us-gaap:EnvironmentalRemediationObligationsAbstract
2 Environmental Loss Contingency Disclosure [Text Block] [Concept] Text Block (HTML) For period us-gaap:EnvironmentalLossContingencyDisclosureTextBlock
3 Applicability, Impact and Conclusion of Environmental Loss Contingencies [Abstract] [Abstract] us-gaap:ApplicabilityImpactAndConclusionOfEnvironmentalLossContingenciesAbstract
4 Applicability and Impact of Environmental Laws [Concept] Text/String For period us-gaap:ApplicabilityAndImpactOfEnvironmentalLaws
5 Environmental Applicability, Impact and Conclusion Disclosures [Concept] Text/String For period us-gaap:EnvironmentalApplicabilityImpactAndConclusionDisclosures
6 Accrual for Environmental Loss Contingencies Disclosure [Abstract] [Abstract] us-gaap:AccrualForEnvironmentalLossContingenciesDisclosureAbstract
7 Movement in Accrual for Environmental Loss Contingencies Disclosures [Concept] Text/String For period us-gaap:MovementInAccrualForEnvironmentalLossContingenciesDisclosures
8 Accrual for Environmental Loss Contingencies, Material Changes in Accrual [Concept] Text/String For period us-gaap:AccrualForEnvironmentalLossContingenciesMaterialChangesInAccrual
9 Accrual for Environmental Loss Contingencies [Roll Forward] [Abstract] us-gaap:AccrualForEnvironmentalLossContingenciesRollForward
10 Accrual for Environmental Loss Contingencies, Beginning Balance [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingencies
11 Accrual for Environmental Loss Contingencies, Provision for New Losses [Concept] Monetary For period Credit us-gaap:AccrualForEnvironmentalLossContingenciesProvisionForNewLosses
12 Accrual for Environmental Loss Contingencies, Payments [Concept] Monetary For period Debit us-gaap:AccrualForEnvironmentalLossContingenciesPayments
13 Accrual for Environmental Loss Contingencies, Increase (Decrease) for Acquisitions and Divestitures [Concept] Monetary For period Credit us-gaap:AccrualForEnvironmentalLossContingenciesIncreaseDecreaseForAcquisitionsAndDivestitures
14 Accrual for Environmental Loss Contingencies, Increase (Decrease) for Revision in Estimates [Concept] Monetary For period Debit us-gaap:AccrualForEnvironmentalLossContingenciesIncreaseDecreaseForRevisionInEstimates
15 Accrual for Environmental Loss Contingencies, Increase (Decrease) for Currency Translation [Concept] Monetary For period Credit us-gaap:AccrualForEnvironmentalLossContingenciesIncreaseDecreaseForCurrencyTranslation
16 Accrual for Environmental Loss Contingencies, Period Increase (Decrease), Total [Concept] Monetary For period us-gaap:AccrualForEnvironmentalLossContingenciesPeriodIncreaseDecrease
17 Accrual for Environmental Loss Contingencies, Ending Balance [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingencies
18 Components of Environmental Loss Accrual [Abstract] [Abstract] us-gaap:ComponentsOfEnvironmentalLossAccrualAbstract
19 Accrual for Environmental Loss Contingencies, Material Components [Concept] Text/String For period us-gaap:AccrualForEnvironmentalLossContingenciesMaterialComponents
20 Accrual for Environmental Loss Contingencies, Significant Assumptions [Concept] Text/String For period us-gaap:AccrualForEnvironmentalLossContingenciesSignificantAssumptions
21 Accrual for Environmental Loss Contingencies, Component Amount [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesComponentAmount
22 Accrual for Environmental Loss Contingencies, Balance Sheet Classification [Abstract] [Abstract] us-gaap:AccrualForEnvironmentalLossContingenciesBalanceSheetClassificationAbstract
23 Accrual for Environmental Loss Contingencies [Abstract] [Abstract] us-gaap:AccrualForEnvironmentalLossContingenciesAbstract
24 Accrued Environmental Loss Contingencies, Current [Concept] Monetary As of Credit us-gaap:AccruedEnvironmentalLossContingenciesCurrent
25 Accrued Environmental Loss Contingencies, Noncurrent [Concept] Monetary As of Credit us-gaap:AccruedEnvironmentalLossContingenciesNoncurrent
26 Accrual for Environmental Loss Contingencies, Total [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingencies
27 Accrual for Environmental Loss Contingencies, Reconciliation of Undiscounted Amount to Recorded Balance [Abstract] [Abstract] us-gaap:AccrualForEnvironmentalLossContingenciesReconciliationOfUndiscountedAmountToRecordedBalanceAbstract
28 Accrual for Environmental Loss Contingencies, Fiscal Year Maturity [Abstract] [Abstract] us-gaap:AccrualForEnvironmentalLossContingenciesFiscalYearMaturityAbstract
29 Accrual for Environmental Loss Contingencies, Gross, Fiscal Year Maturity [Abstract] [Abstract] us-gaap:AccrualForEnvironmentalLossContingenciesGrossAbstract
30 Accrual for Environmental Loss Contingencies, Undiscounted, Next Twelve Months [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueWithinOneYear
31 Accrual for Environmental Loss Contingencies, Undiscounted, Second Year [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueInSecondYear
32 Accrual for Environmental Loss Contingencies, Undiscounted, Third Year [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueInThirdYear
33 Accrual for Environmental Loss Contingencies, Undiscounted, Fourth Year [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueInFourthYear
34 Accrual for Environmental Loss Contingencies, Undiscounted, Fifth Year [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueInFifthYear
35 Accrual for Environmental Loss Contingencies, Undiscounted, after Fifth Year [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueAfterFifthYear
36 Accrual for Environmental Loss Contingencies, Gross, Total [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesGross
37 Accrual for Environmental Loss Contingencies, Discount [Concept] Monetary As of Debit us-gaap:AccrualForEnvironmentalLossContingenciesDiscount
38 Accrual for Environmental Loss Contingencies, Discount Rate [Concept] Percent As of us-gaap:AccrualForEnvironmentalLossContingenciesDiscountRate
39 Accrual for Environmental Loss Contingencies, Total [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingencies
40 Accrual for Environmental Loss Contingencies, Undiscounted, Remainder of Fiscal Year [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueInRemainderOfFiscalYear
41 Accrual for Environmental Loss Contingencies, Rolling Maturity [Abstract] [Abstract] us-gaap:AccrualForEnvironmentalLossContingenciesRollingMaturityAbstract
42 Accrual for Environmental Loss Contingencies, Gross, Rolling Maturity [Abstract] [Abstract] us-gaap:AccrualForEnvironmentalLossContingenciesGrossRollingMaturityAbstract
43 Accrual for Environmental Loss Contingencies, Undiscounted, Next Rolling Twelve Months [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueInNextRollingTwelveMonths
44 Accrual for Environmental Loss Contingencies, Undiscounted, Rolling Year Two [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueInRollingYearTwo
45 Accrual for Environmental Loss Contingencies, Undiscounted, Rolling Year Three [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueInRollingYearThree
46 Accrual for Environmental Loss Contingencies, Undiscounted, Rolling Year Four [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueInRollingYearFour
47 Accrual for Environmental Loss Contingencies, Undiscounted, Rolling Year Five [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueInRollingYearFive
48 Accrual for Environmental Loss Contingencies, Undiscounted, after Rolling Year Five [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueAfterRollingYearFive
49 Accrual for Environmental Loss Contingencies, Gross, Total [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesGross
50 Accrual for Environmental Loss Contingencies, Discount [Concept] Monetary As of Debit us-gaap:AccrualForEnvironmentalLossContingenciesDiscount
51 Accrual for Environmental Loss Contingencies, Discount Rate [Concept] Percent As of us-gaap:AccrualForEnvironmentalLossContingenciesDiscountRate
52 Accrual for Environmental Loss Contingencies, Total [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingencies
53 Schedule of Environmental Loss Contingencies by Site [Table Text Block] [Concept] Text Block (HTML) For period us-gaap:ScheduleOfEnvironmentalLossContingenciesBySiteTextBlock
54 Site Contingency [Table] [Table] us-gaap:SiteContingencyTable
55 Balance Sheet Location [Axis] [Axis] us-gaap:BalanceSheetLocationAxis
56 Balance Sheet Location [Domain] [Member] us-gaap:BalanceSheetLocationDomain
57 Other Assets [Member] [Member] us-gaap:OtherAssetsMember
58 Other Current Assets [Member] [Member] us-gaap:OtherCurrentAssetsMember
59 Other Noncurrent Assets [Member] [Member] us-gaap:OtherNoncurrentAssetsMember
60 Other Liabilities [Member] [Member] us-gaap:OtherLiabilitiesMember
61 Other Current Liabilities [Member] [Member] us-gaap:OtherCurrentLiabilitiesMember
62 Other Noncurrent Liabilities [Member] [Member] us-gaap:OtherNoncurrentLiabilitiesMember
63 Other Investments [Member] [Member] us-gaap:OtherInvestmentsMember
64 Contract Holder Funds [Member] [Member] us-gaap:ContractHolderFundsMember
65 Accounts Payable and Accrued Liabilities [Member] [Member] us-gaap:AccountsPayableAndAccruedLiabilitiesMember
66 Prepaid Expenses and Other Current Assets [Member] [Member] us-gaap:PrepaidExpensesAndOtherCurrentAssetsMember
67 Environmental Remediation Site [Axis] [Axis] us-gaap:EnvironmentalRemediationSiteAxis
68 Environmental Remediation Site [Domain] [Member] us-gaap:EnvironmentalRemediationSiteDomain
69 Environmental Remediation Contingency [Axis] [Axis] us-gaap:EnvironmentalRemediationContingencyAxis
70 Environmental Remediation Contingency [Domain] [Member] us-gaap:EnvironmentalRemediationContingencyDomain
71 Site Contingency [Line Items] [Abstract] us-gaap:SiteContingencyLineItems
72 Accrual for Environmental Loss Contingencies [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingencies
73 Accrual for Environmental Loss Contingencies, Discount [Concept] Monetary As of Debit us-gaap:AccrualForEnvironmentalLossContingenciesDiscount
74 Accrual for Environmental Loss Contingencies, Discount Rate [Concept] Percent As of us-gaap:AccrualForEnvironmentalLossContingenciesDiscountRate
75 Accrual for Environmental Loss Contingencies, Gross [Concept] Monetary As of Credit us-gaap:AccrualForEnvironmentalLossContingenciesGross
76 Site Contingency, Name of Site [Concept] Text/String For period us-gaap:SiteContingencyNameOfSite
77 Site Contingency, Sold Status [Concept] Text/String For period us-gaap:SiteContingencySoldStatus
78 Site Contingency, Management Assessment Process [Concept] Text/String For period us-gaap:SiteContingencyManagementAssessmentProcess
79 Site Contingency, Accrual, Assumptions [Concept] Text/String For period us-gaap:SiteContingencyAccrualAssumptions
80 Site Contingency, Circumstances Impacting Precision of Estimate [Concept] Text/String For period us-gaap:SiteContingencyCircumstancesImpactingPrecisionOfEstimate
81 Site Contingency, Factors Changing Estimate [Concept] Text/String For period us-gaap:SiteContingencyFactorsChangingEstimate
82 Site Contingency, Loss Inestimable Explanation [Concept] Text/String For period us-gaap:SiteContingencyLossInestimableExplanation
83 Site Contingency, Indication Accrual May Change [Concept] Text/String For period us-gaap:SiteContingencyIndicationAccrualMayChange
84 Site Contingency, Loss Exposure Not Accrued, Description [Concept] Text/String For period us-gaap:SiteContingencyLossExposureNotAccruedDescription
85 Site Contingency, Loss Exposure Not Accrued, Best Estimate [Concept] Monetary For period Debit us-gaap:SiteContingencyLossExposureNotAccruedBestEstimate
86 Site Contingency, Loss Exposure Not Accrued, Low Estimate [Concept] Monetary For period Debit us-gaap:SiteContingencyLossExposureNotAccruedLowEstimate
87 Site Contingency, Loss Exposure Not Accrued, High Estimate [Concept] Monetary For period Debit us-gaap:SiteContingencyLossExposureNotAccruedHighEstimate
88 Site Contingency, Loss Exposure Not Accrued, Third Party Recovery Commentary [Concept] Text/String For period us-gaap:SiteContingencyLossExposureNotAccruedThirdPartyRecoveryCommentary
89 Site Contingency, Loss Exposure in Excess of Accrual, Description [Concept] Text/String For period us-gaap:SiteContingencyLossExposureInExcessOfAccrualDescription
90 Site Contingency, Loss Exposure in Excess of Accrual, Best Estimate [Concept] Monetary For period Debit us-gaap:SiteContingencyLossExposureInExcessOfAccrualBestEstimate
91 Site Contingency, Loss Exposure in Excess of Accrual, Low Estimate [Concept] Monetary For period Debit us-gaap:SiteContingencyLossExposureInExcessOfAccrualLowEstimate
92 Site Contingency, Loss Exposure in Excess of Accrual, High Estimate [Concept] Monetary For period Debit us-gaap:SiteContingencyLossExposureInExcessOfAccrualHighEstimate
93 Site Contingency, Unasserted Claims [Concept] Text/String For period us-gaap:SiteContingencyUnassertedClaims
94 Site Contingency, Uncertainties from Joint and Several Liability [Concept] Text/String For period us-gaap:SiteContingencyUncertaintiesFromJointAndSeveralLiability
95 Site Contingency, Uncertainties from Insurance [Concept] Text/String For period us-gaap:SiteContingencyUncertaintiesFromInsurance
96 Site Contingency, Time Frame of Disbursements [Concept] Text/String For period us-gaap:SiteContingencyTimeFrameOfDisbursements
97 Site Contingency, Time Frame for Recognized Probable Recoveries [Concept] Text/String For period us-gaap:SiteContingencyTimeFrameForRecognizedProbableRecoveries
98 Site Contingency, Names of Other Potentially Responsible Parties [Concept] Text/String For period us-gaap:SiteContingencyNamesOfOtherPotentiallyResponsibleParties
99 Site Contingency, Nature and Terms of Cost Sharing Relationships [Concept] Text/String For period us-gaap:SiteContingencyNatureAndTermsOfCostSharingRelationships
100 Site Contingency, Status of Regulatory Proceedings [Concept] Text/String For period us-gaap:SiteContingencyStatusOfRegulatoryProceedings
101 Site Contingency, Estimated Time Frame to Resolve Contingency [Concept] Text/String For period us-gaap:SiteContingencyEstimatedTimeFrameToResolveContingency
102 Site Contingency, Environmental Remediation Costs Recognized [Concept] Text/String For period us-gaap:SiteContingencyEnvironmentalRemediationCostsRecognized
103 Site Contingency, Recovery from Third Party of Environmental Remediation Cost [Concept] Monetary For period Credit us-gaap:SiteContingencyRecoveryFromThirdPartyOfEnvironmentalRemediationCost
104 Recorded Third-Party Recoveries Related to Environmental Remediation Obligations [Abstract] [Abstract] us-gaap:RecordedThirdPartyRecoveriesRelatedToEnvironmentalRemediationObligationsAbstract
105 Recorded Third-Party Environmental Recoveries, Description [Concept] Text/String For period us-gaap:RecordedThirdPartyEnvironmentalRecoveriesDescription
106 Recorded Third-Party Environmental Recoveries Receivable [Concept] Monetary As of Debit us-gaap:RecordedThirdPartyEnvironmentalRecoveriesReceivable
107 Material Components of Recorded Third-Party Environmental Recoveries [Abstract] [Abstract] us-gaap:MaterialComponentsOfRecordedThirdPartyEnvironmentalRecoveriesAbstract
108 Recorded Third-Party Environmental Recoveries, Components [Concept] Text/String For period us-gaap:RecordedThirdPartyEnvironmentalRecoveriesComponents
109 Recorded Third-Party Environmental Recoveries, Amount [Concept] Monetary As of Debit us-gaap:RecordedThirdPartyEnvironmentalRecoveriesAmount
110 Recorded Third-Party Environmental Recoveries, Balance Sheet Classification [Abstract] [Abstract] us-gaap:RecordedThirdPartyEnvironmentalRecoveriesBalanceSheetClassificationAbstract
111 Recorded Third-Party Environmental Recoveries, Current [Concept] Monetary As of Debit us-gaap:RecordedThirdPartyEnvironmentalRecoveriesCurrent
112 Recorded Third-Party Environmental Recoveries, Noncurrent [Concept] Monetary As of Debit us-gaap:RecordedThirdPartyEnvironmentalRecoveriesNoncurrent
113 Recorded Third-Party Environmental Recoveries, Caption [Concept] Text/String For period us-gaap:RecordedThirdPartyEnvironmentalRecoveriesCaption
114 Recorded Third Party Environmental Recoveries, Reconciliation of Undiscounted Amount to Recorded Balance [Abstract] [Abstract] us-gaap:RecordedThirdPartyEnvironmentalRecoveriesReconciliationOfUndiscountedAmountToRecordedBalanceAbstract
115 Recorded Third-Party Environmental Recoveries, Net [Abstract] [Abstract] us-gaap:RecordedThirdPartyEnvironmentalRecoveriesNetAbstract
116 Recorded Third-Party Environmental Recoveries, Undiscounted [Concept] Monetary As of Debit us-gaap:RecordedThirdPartyEnvironmentalRecoveriesUndiscounted
117 Recorded Third-Party Environmental Recoveries, Discount [Concept] Monetary As of Credit us-gaap:RecordedThirdPartyEnvironmentalRecoveriesDiscount
118 Recorded Third-Party Environmental Recoveries, Net, Total [Concept] Monetary As of Debit us-gaap:RecordedThirdPartyEnvironmentalRecoveriesNet
119 Recorded Third-Party Environmental Recoveries, Discount Rate [Concept] Percent As of us-gaap:RecordedThirdPartyEnvironmentalRecoveriesDiscountRate
120 Environmental Property Sale, Disposal or Abandonment Costs [Abstract] [Abstract] us-gaap:EnvironmentalPropertySaleDisposalOrAbandonmentCostsAbstract
121 Environmental Exit Costs by Cost [Table Text Block] [Concept] Text Block (HTML) For period us-gaap:EnvironmentalExitCostsByCostTextBlock
122 Schedule of Environmental Exit Cost [Table] [Table] us-gaap:ScheduleOfEnvironmentalExitCostTable
123 Environmental Exit Cost by Property [Axis] [Axis] us-gaap:EnvironmentalExitCostByPropertyAxis
124 Environmental Exit Costs, Name of Property [Domain] [Member] us-gaap:EnvironmentalExitCostsNameOfPropertyDomain
125 Environmental Exit Cost [Line Items] [Abstract] us-gaap:EnvironmentalExitCostLineItems
126 Environmental Exit Costs, Nature of Costs [Concept] Text/String For period us-gaap:EnvironmentalExitCostsNatureOfCosts
127 Environmental Exit Costs, Anticipated Cost [Concept] Monetary For period Debit us-gaap:EnvironmentalExitCostsAnticipatedCost
128 Environmental Exit Costs, Costs Accrued to Date [Concept] Monetary As of Credit us-gaap:EnvironmentalExitCostsCostsAccruedToDate
129 Environmental Exit Costs, Reasonably Possible Additional Loss [Concept] Monetary For period Debit us-gaap:EnvironmentalExitCostsReasonablyPossibleAdditionalLoss
130 Environmental Exit Costs, Reasonably Possible Additional Losses, Best Estimate [Concept] Monetary For period Debit us-gaap:EnvironmentalExitCostsReasonablyPossibleAdditionalLossesBestEstimate
131 Environmental Exit Costs, Reasonably Possible Additional Losses, Low Estimate [Concept] Monetary For period Debit us-gaap:EnvironmentalExitCostsReasonablyPossibleAdditionalLossesLowEstimate
132 Environmental Exit Costs, Reasonably Possible Additional Losses, High Estimate [Concept] Monetary For period Debit us-gaap:EnvironmentalExitCostsReasonablyPossibleAdditionalLossesHighEstimate
133 Environmental Exit Costs, Impairment Assessment [Concept] Text/String For period us-gaap:EnvironmentalExitCostsImpairmentAssessment
134 Environmental Exit Costs, Assets Previously Disposed, Liability for Remediation [Concept] Monetary As of Credit us-gaap:EnvironmentalExitCostsAssetsPreviouslyDisposedLiabilityForRemediation
135 Environmental Remediation Costs Recognized [Abstract] [Abstract] us-gaap:EnvironmentalRemediationCostsRecognizedAbstract
136 Environmental Costs Recognized, Capitalized [Concept] Monetary As of Debit us-gaap:EnvironmentalCostsRecognizedCapitalized
137 Environmental Costs Recognized, Capitalized in Period [Concept] Monetary For period Debit us-gaap:EnvironmentalCostsRecognizedCapitalizedInPeriod
138 Environmental Remediation Costs Recognized Disclosure [Concept] Text/String For period us-gaap:EnvironmentalRemediationCostsRecognizedDisclosure
139 Environmental Remediation Expense [Concept] Monetary For period Debit us-gaap:EnvironmentalRemediationExpense
140 Environmental Costs Recognized, Recovery Credited to Expense [Concept] Monetary For period Credit us-gaap:EnvironmentalCostsRecognizedRecoveryCreditedToExpense
141 Environmental Cost Recognized, Caption [Concept] Text/String For period us-gaap:EnvironmentalCostRecognizedCaption