0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - CONSOLIDATED INCOME STATEMENT (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - CONSOLIDATED STATEMENT OF CASH FLOWS (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - CONSOLIDATED BALANCE SHEET (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONSOLIDATED BALANCE SHEET (UNAUDITED) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY (UNAUDITED) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952158 - Statement - CONSOLIDATED INCOME STATEMENT - CECONY (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 9952159 - Statement - CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (UNAUDITED) - CECONY link:presentationLink link:calculationLink link:definitionLink 9952160 - Statement - CONSOLIDATED STATEMENT OF CASH FLOWS (UNAUDITED) - CECONY link:presentationLink link:calculationLink link:definitionLink 9952161 - Statement - CONSOLIDATED BALANCE SHEET (UNAUDITED) - CECONY link:presentationLink link:calculationLink link:definitionLink 9952162 - Statement - CONSOLIDATED BALANCE SHEET (UNAUDITED) - CECONY (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952163 - Statement - CONSOLIDATED STATEMENT OF SHAREHOLDER’S EQUITY (UNAUDITED) - CECONY link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - General link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Summary of Significant Accounting Policies and Other Matters link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Regulatory Matters link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Capitalization link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Short-Term Borrowing link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Pension Benefits link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Other Postretirement Benefits link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - Environmental Matters link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - Material Contingencies link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - Leases link:presentationLink link:calculationLink link:definitionLink 9952174 - Disclosure - Income Tax link:presentationLink link:calculationLink link:definitionLink 9952175 - Disclosure - Revenue Recognition link:presentationLink link:calculationLink link:definitionLink 9952176 - Disclosure - Current Expected Credit Losses link:presentationLink link:calculationLink link:definitionLink 9952177 - Disclosure - Financial Information by Business Segment link:presentationLink link:calculationLink link:definitionLink 9952178 - Disclosure - Derivative Instruments and Hedging Activities link:presentationLink link:calculationLink link:definitionLink 9952179 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 9952180 - Disclosure - Related Party Transactions link:presentationLink link:calculationLink link:definitionLink 9952181 - Disclosure - Dispositions link:presentationLink link:calculationLink link:definitionLink 9952182 - Disclosure - New Financial Accounting Standards link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Summary of Significant Accounting Policies and Other Matters (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Accounting Changes and Error Corrections (Policies) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Summary of Significant Accounting Policies and Other Matters (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Regulatory Matters (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Capitalization (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Pension Benefits (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Other Postretirement Benefits (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Environmental Matters (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Leases (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Income Tax (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Revenue Recognition (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Current Expected Credit Losses (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Financial Information by Business Segment (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Derivative Instruments and Hedging Activities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Related Party Transactions (Tables) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - General (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Summary of Significant Accounting Policies and Other Matters - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Summary of Significant Accounting Policies and Other Matters - Earnings Per Common Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Regulatory Matters - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Regulatory Matters - Schedule of Utilities Rate Plans (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Regulatory Matters - Regulatory Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Regulatory Matters - Regulatory Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Regulatory Matters - Schedule of Regulatory Assets Not Earning a Return (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Capitalization - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Capitalization - Schedule of ATM Equity Issuances Pursuant to Forward Sale Agreements Executed (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Capitalization - Schedule of Carrying Amounts and Fair Values of Long-Term Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Short-Term Borrowing (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Pension Benefits - Schedule of Total Periodic Benefit Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Pension Benefits - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Other Postretirement Benefits - Schedule of Periodic Postretirement Benefit Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Other Postretirement Benefits - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Environmental Matters - Schedule of Accrued Liabilities and Regulatory Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Environmental Matters - Schedule of Environmental Remediation Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Environmental Matters - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Environmental Matters - Schedule of Accrued Liability (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Material Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - Leases - Schedule of Lease Cost and Cash Flows (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - Leases - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - Income Tax - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - Income Tax - 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Disclosure - Derivative Instruments and Hedging Activities - Schedule of Realized and Unrealized Gains (Losses) on Commodity Derivatives (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Derivative Instruments and Hedging Activities - Schedule of Hedged Volume of Derivative Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - Derivative Instruments and Hedging Activities - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - Derivative Instruments and Hedging Activities - Schedule of Credit-Risk-Related Contingent Features (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - Fair Value Measurements - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - Fair Value Measurements - Schedule of Commodity Derivatives (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - Fair Value Measurements - Schedule of Reconciliation of Assets and Liabilities Measured at Level 3 Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - Related Party Transactions - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - Related Party Transactions - Schedule of Costs of Administrative and Other Services Provided and Received (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - Dispositions (Details) link:presentationLink link:calculationLink link:definitionLink