0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Condensed Consolidated Statements of Operations link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Condensed Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Condensed Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Condensed Consolidated Statements of Changes in Equity link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - Condensed Consolidated Statements of Changes in Equity (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Business and Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Acquisitions and Dispositions link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Revenue link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Other Income (Deductions), Net link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Government Grants link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Equity Method Investment link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Property, Plant, and Equipment link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Loss Events and Insurance Recoveries link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Goodwill and Identifiable Intangible Assets and Liabilities link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Collateral Financing Agreement With Affiliate link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Debt, Credit Facilities, and Financings link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Derivatives link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - Asset Retirement Obligations link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - Equity link:presentationLink link:calculationLink link:definitionLink 9952174 - Disclosure - Earnings Per Share link:presentationLink link:calculationLink link:definitionLink 9952175 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Business and Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Acquisitions and Dispositions (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Revenue (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Other Income (Deductions), Net (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Property, Plant, and Equipment (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Goodwill and Identifiable Intangible Assets and Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Debt, Credit Facilities, and Financings (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Derivatives (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Asset Retirement Obligations (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Earnings Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Business and Significant Accounting Policies (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Acquisitions and Dispositions - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Acquisitions and Dispositions - Schedule of Business Acquisitions, by Acquisitions (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Acquisitions and Dispositions - Schedule of Business Acquisitions, Pro Forma Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Revenue - Schedule of Disaggregation of Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Revenue - Schedule of Disaggregation of Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Revenue - Schedule of Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Revenue - Schedule of Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Revenue - Schedule of Trade Accounts Receivable (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Revenue - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Revenue - Schedule of Allowance for Credit Losses on Accounts Receivable (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Other Income (Deductions), Net (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Government Grants (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Income Taxes - Schedule of Income Tax (Expense) Benefit (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Income Taxes - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Equity Method Investment (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Property, Plant, and Equipment - Schedule of Property, Plant, and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Property, Plant, and Equipment - Schedule of Amortization of Property, Plant, and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Property, Plant, and Equipment - Schedule of Amortization of Property, Plant, and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Property, Plant, and Equipment - Schedule of Planned Retirements of Generation Capacity (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Property, Plant, and Equipment - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Loss Events and Insurance Recoveries (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Goodwill and Identifiable Intangible Assets and Liabilities - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Goodwill and Identifiable Intangible Assets and Liabilities - Schedule of Identifiable Intangible Assets and Liabilities Reported in the Balance Sheet (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Goodwill and Identifiable Intangible Assets and Liabilities - Schedule of Amortization Expense Related to Intangible Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Goodwill and Identifiable Intangible Assets and Liabilities - Schedule of Estimated Amortization Expense of Identifiable Intangible Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - Collateral Financing Agreement With Affiliate (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - Debt, Credit Facilities, and Financings - Schedule of Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - Debt, Credit Facilities, and Financings - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - Debt, Credit Facilities, and Financings - Schedule of Long-Term Debt Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - Debt, Credit Facilities, and Financings - Schedule of Line of Credit Facilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Debt, Credit Facilities, and Financings - Schedule of Debt Key Changes (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Debt, Credit Facilities, and Financings - Schedule of Interest Expense and Related Charges (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - Derivatives - Schedule of Interest Rate Derivatives (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - Derivatives - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - Derivatives - Schedule of Derivative Instruments in Statement of Financial Position, Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - Derivatives - Schedule of Derivative Instruments in Statement of Financial Position, Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Derivatives - Schedule of Pretax Effect on Net Income of Derivatives Not Under Hedge Accounting, Including Realized and Unrealized Effects (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Derivatives - Schedule of Pretax Effect on Net Income of Derivatives Not Under Hedge Accounting, Including Realized and Unrealized Effects (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - Derivatives - Schedule of Notional Amounts of Outstanding Derivative Positions (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - Derivatives - Schedules of Credit Risk-Related Contingent Features of Derivatives (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - Derivatives - Schedules of Concentration of Risk (Details) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - Fair Value Measurements - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - Fair Value Measurements - Schedule of Fair Value of the Level 3 Assets and Liabilities by Major Contract Type and the Significant Unobservable Inputs Used in the Valuations (Details) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - Fair Value Measurements - Schedule of Changes in Fair Value of the Level 3 Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - Fair Value Measurements - Schedule of Fair Value of Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - Asset Retirement Obligations - Schedule of Asset Retirement Obligations (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - Asset Retirement Obligations - Schedule of Asset Retirement Obligations (Details) link:presentationLink link:calculationLink link:definitionLink 9955567 - Disclosure - Asset Retirement Obligations - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955568 - Disclosure - Commitments and Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 9955569 - Disclosure - Equity - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955570 - Disclosure - Equity - Schedule of Share Repurchase Program (Details) link:presentationLink link:calculationLink link:definitionLink 9955571 - Disclosure - Equity - Schedule of Repurchase Agreements of Common Stock (Details) link:presentationLink link:calculationLink link:definitionLink 9955572 - Disclosure - Equity - Schedule of Preferred Stock (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - Equity - Schedule of Dividends Declared (Details) link:presentationLink link:calculationLink link:definitionLink 9955574 - Disclosure - Earnings Per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) link:presentationLink link:calculationLink link:definitionLink 9955575 - Disclosure - Earnings Per Share - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955576 - Disclosure - Segment Information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955577 - Disclosure - Segment Information - Schedule of Segment Reporting Information, by Segment (Details) link:presentationLink link:calculationLink link:definitionLink