2.2.0.7 true Sheet 001000 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) http://dynegy.com/role/CondensedConsolidatedBalanceSheets false R1.xml false Sheet 001010 - Statement - PARENTHETICAL DATA TO THE CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) PARENTHETICAL DATA TO THE CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) http://dynegy.com/role/ParentheticalDataToTheCondensedConsolidatedBalanceSheets false R2.xml false Sheet 002000 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) http://dynegy.com/role/CondensedConsolidatedStatementsOfOperations false R3.xml false Sheet 002010 - Statement - PARENTHETICAL DATA TO THE CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) PARENTHETICAL DATA TO THE CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) http://dynegy.com/role/ParentheticalDataToTheCondensedConsolidatedStatementsOfOperations false R4.xml false Sheet 003000 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) http://dynegy.com/role/CondensedConsolidatedStatementsOfCashFlows false R5.xml false Sheet 004000 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (unaudited) CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (unaudited) http://dynegy.com/role/CondensedConsolidatedStatementsOfComprehensiveLoss false R6.xml false Sheet 004010 - Disclosure - PARENTHETICAL DATA TO THE CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (unaudited) PARENTHETICAL DATA TO THE CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (unaudited) http://dynegy.com/role/ParentheticalDataToTheCondensedConsolidatedStatementsOfComprehensiveLoss false R7.xml false Sheet 006010 - Disclosure - Accounting Policies Accounting Policies http://dynegy.com/role/AccountingPolicies false R8.xml false Sheet 006020 - Disclosure - Discontinued Operations Discontinued Operations http://dynegy.com/role/DiscontinuedOperations false R9.xml false Sheet 006030 - Disclosure - Noncontrolling Interests Noncontrolling Interests http://dynegy.com/role/NoncontrollingInterests false R10.xml false Sheet 006035 - Disclosure - Investments Investments http://dynegy.com/role/Investments false R11.xml false Sheet 006040 - Disclosure - Risk Management Activities, Derivatives and Financial Instruments Risk Management Activities, Derivatives and Financial Instruments http://dynegy.com/role/RiskManagementActivitiesDerivativesAndFinancialInstruments false R12.xml false Sheet 006050 - Disclosure - Fair Value Measurements Fair Value Measurements http://dynegy.com/role/FairValueMeasurements false R13.xml false Sheet 006070 - Disclosure - Accumulated Other Comprehensive Loss Accumulated Other Comprehensive Loss http://dynegy.com/role/AccumulatedOtherComprehensiveLoss false R14.xml false Sheet 006080 - Disclosure - Variable Interest Entities Variable Interest Entities http://dynegy.com/role/VariableInterestEntities false R15.xml false Sheet 006085 - Disclosure - Debt Debt http://dynegy.com/role/Debt false R16.xml false Sheet 006100 - Disclosure - Related Party Transactions Related Party Transactions http://dynegy.com/role/RelatedPartyTransactions false R17.xml false Sheet 006110 - Disclosure - Dynegy's Loss Per Share Dynegy's Loss Per Share http://dynegy.com/role/DynegysLossPerShare false R18.xml false Sheet 006120 - Disclosure - Commitments and Contingencies Commitments and Contingencies http://dynegy.com/role/CommitmentsAndContingencies false R19.xml false Sheet 006130 - Disclosure - Employee Compensation, Savings and Pension Plans Employee Compensation, Savings and Pension Plans http://dynegy.com/role/EmployeeCompensationSavingsAndPensionPlans false R20.xml false Sheet 006140 - Disclosure - Income Taxes Income Taxes http://dynegy.com/role/IncomeTaxes false R21.xml false Sheet 006145 - Disclosure - Capital Stock Capital Stock http://dynegy.com/role/CapitalStock false R22.xml false Sheet 006150 - Disclosure - Segment Information Segment Information http://dynegy.com/role/SegmentInformation false R23.xml false Sheet 995200 - Document - Document Information Document Information http://xbrl.us/us-gaap/role/document/DocumentInformation false R24.xml false Sheet 995400 - Document - Entity Information Entity Information http://xbrl.us/us-gaap/role/document/EntityInformation false R25.xml false Book All Reports All Reports false 1 9 0 0 3 146 false false c00006 51 c00007 95 c00003 49 c00004 66 c00005 39 c00001 1 c00008 37 c00002 1 c00000 1 true true