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Dominion Energy, Inc
(NYSE:D) 

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Dominion Energy, Inc. produces and distributes energy. The company operates through four segments: Dominion Energy Virginia, Gas Distribution, Dominion Energy South Carolina, and Contracted Assets. The Dominion Energy Virginia segment generates, transmits, and distributes regulated electricity to re...

Founded: 1983
Full Time Employees: 19,100
Sector: Utilities
Industry: Utilities-Diversified

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At a glance:
  • Regulated Utility Earnings Anchor the Story: Dominion Energy’s core regulated electric and gas utility operations are the primary driver of earnings and cash flow, generally offering more stable, rate-based returns than merchant generation.
  • Capital Investment Cycle Focused on Grid Reliability and Energy Transition: The company continues to pursue a multi-year capital spending program tied to transmission and distribution upgrades, reliability, and cleaner-energy initiatives—supporting rate base growth but elevating near-term capex needs.
  • Balance Sheet and Financing Costs Remain Key Watch Items: Given the capital intensity of regulated utilities, leverage levels, refinancing needs, and interest-rate sensitivity are central to the equity narrative, influencing credit metrics and the cost of capital.
  • Regulatory Outcomes Drive Forward Returns: Rate case decisions, allowed returns on equity, recovery mechanisms, and policy developments in Dominion’s jurisdictions can materially affect earnings visibility and the pace at which investments are translated into customer rates.
  • Dividend Policy and Payout Sustainability in Focus: Investors often evaluate Dominion through the lens of dividend yield and growth; payout sustainability depends on earnings growth, capital spending requirements, and access to attractively priced financing.
Bull Thesis:
  • Strategic Focus on Regulated Utility Operations: Dominion Energy has significantly streamlined its business by divesting non-core assets, such as its gas transmission and storage operations. This strategic shift focuses the company entirely on stable, regulated electric and natural gas utility operations, which typically offer predictable earnings and cash flows, reducing exposure to commodity price volatility.
  • Massive Investment in Offshore Wind (CVOW): The Coastal Virginia Offshore Wind (CVOW) project represents a multi-billion dollar, long-term growth driver. As a regulated asset, its costs are generally recoverable through rates, providing a stable return on equity for decades once operational. This project aligns with state clean energy mandates and strong ESG investment trends, positioning Dominion as a leader in renewable energy.
  • Supportive Regulatory Environment in Virginia: Virginia's regulatory framework, particularly with the passage of the Virginia Clean Economy Act, is generally supportive of utility investments in clean energy. This environment provides a clear path for Dominion to execute its capital expenditure plans, including CVOW, with reasonable assurance of cost recovery and allowed returns, fostering long-term stability.
  • Improved Financial Health and Balance Sheet: Proceeds from recent asset sales have been primarily used to reduce debt, significantly strengthening Dominion's balance sheet and improving its credit metrics. This deleveraging reduces financial risk, enhances financial flexibility, and positions the company for more sustainable growth and a more secure dividend.
Bear Thesis:
  • Substantial Debt Load and Interest Rate Sensitivity: Despite recent debt reduction efforts, Dominion Energy still carries a significant amount of debt. In an environment of rising interest rates, the cost of servicing this debt increases, which can put pressure on earnings, free cash flow, and potentially limit future capital allocation flexibility.
  • Execution Risk on Large Capital Projects (CVOW): The Coastal Virginia Offshore Wind project is an unprecedented undertaking in the U.S. in terms of scale and complexity. There is inherent execution risk, including potential for cost overruns, construction delays, supply chain disruptions, and unforeseen technical challenges, which could impact project economics and regulatory recovery.
  • Regulatory Scrutiny and Rate Case Challenges: While Virginia's regulatory environment is generally supportive, large capital expenditures like CVOW will necessitate significant rate increases for customers. This can lead to increased regulatory scrutiny, potential pushback from consumer advocates, and the risk of lower-than-expected allowed returns or delays in cost recovery during future rate cases.
  • Inflationary Pressures on Capital Expenditures: High inflation can significantly increase the cost of materials, labor, and services required for Dominion's extensive capital expenditure program, including the CVOW project. If these increased costs are not fully and timely recoverable through regulated rates, it could erode project returns and put pressure on the company's financial performance.
Main Competitors:
  • NextEra Energy, Inc. ($NEE) (Florida Power & Light, NextEra Energy Resources), Competes with Dominion Energy in the broader energy generation and infrastructure market, particularly through its NextEra Energy Resources segment which develops, owns, and operates large-scale renewable energy projects (wind, solar, battery storage) and sells power into wholesale markets. This directly competes with Dominion's generation and renewable development efforts. Both also compete for capital and talent in the utility sector.
  • Duke Energy Corporation ($DUK) (Electric & Gas Utilities (NC, SC, FL, IN, OH, KY)), As a large, diversified regulated utility operating in adjacent and overlapping regions (e.g., North Carolina, South Carolina), Duke Energy competes with Dominion for regional influence, regulatory policy, and large-scale infrastructure projects. Both participate in wholesale power markets and operate significant natural gas transmission and distribution assets, leading to competition for new projects and market share in the Southeast.
  • Kinder Morgan, Inc. ($KMI) (Natural Gas Pipelines & Terminals), Dominion Energy has a substantial natural gas transmission and storage business. Kinder Morgan, as one of the largest energy infrastructure companies in North America, directly competes with Dominion for new natural gas pipeline projects, expansions, and securing contracts for gas transportation and storage services from producers, local distribution companies, and power generators.
  • Vistra Corp. ($VST) (Power Generation & Retail Electricity), Vistra operates as a large independent power producer (IPP) with a diverse fleet of generation assets (natural gas, nuclear, coal, renewables). It competes with Dominion in wholesale power markets where both sell and buy electricity. Vistra's development of new generation, especially renewables and battery storage, also puts it in competition with Dominion's own generation expansion plans and resource procurement strategies.
Moat:
Dominion Energy operates primarily as a regulated electric and natural gas utility, granting it a significant moat in its exclusive service territories for transmission and distribution. However, it faces competition in several key areas: wholesale power markets (from IPPs like Vistra and other utilities like NextEra), new infrastructure development (for natural gas pipelines with companies like Kinder Morgan, and renewable projects with NextEra), and for capital and talent within the broader energy sector. Indirect competition also comes from distributed energy resources like rooftop solar and energy efficiency, which can reduce demand for grid power. While its regulated core provides stability, growth and profitability in its non-regulated segments and new project development are subject to more direct market competition.
Income Statements:
Quarterly
Annual
    Unit: USD2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-09-30 2022-06-30 2022-03-31 2021-09-30 2021-06-30 2021-03-31 2020-03-31 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-03-31 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 
                                                               
      operating revenue
    4,093,000,000 4,527,000,000 3,810,000,000 4,076,000,000 3,400,000,000 3,941,000,000 3,486,000,000 229,000,000 3,534,000,000 3,810,000,000 3,794,000,000 5,252,000,000 4,386,000,000 3,596,000,000 4,279,000,000 3,176,000,000 3,038,000,000 3,870,000,000 4,496,000,000 3,970,000,000 3,858,000,000 3,361,000,000 3,451,000,000 3,088,000,000 3,466,000,000 3,210,000,000 3,179,000,000 2,813,000,000 3,384,000,000 3,086,000,000 3,132,000,000 2,598,000,000 2,921,000,000 2,556,000,000 2,971,000,000 3,409,000,000 2,813,000,000 3,630,000,000 3,185,000,000 3,432,000,000 2,980,000,000 3,523,000,000 3,167,000,000 3,411,000,000 3,053,000,000 3,492,000,000 3,178,000,000 3,803,000,000 3,341,000,000 4,057,000,000 3,746,000,000 3,950,000,000 3,333,000,000 4,168,000,000 3,255,000,000 3,648,000,000 3,450,000,000 4,778,000,000  
      yoy
    20.38% 14.87% 9.29% 1679.91% -3.79% 3.44% -8.12% -95.64% -19.43% 5.95% -11.33% 65.37% 44.37% -7.08% -4.83% -20.00% -21.25% 15.14% 30.28% 28.56% 11.31% 4.70% 8.56% 9.78% 2.42% 4.02% 1.50% 8.28% 15.85% 20.74% 5.42% -23.79% 3.84% -29.59% -6.72% -0.67% -5.60% 3.04% 0.57% 0.62% -2.39% 0.89% -0.35% -10.31% -8.62% -13.93% -15.16% -3.72% 0.24% -2.66% 15.08% 8.28% -3.39% -12.77%      
      qoq
    -9.59% 18.82% -6.53% 19.88% -13.73% 13.05% 1422.27% -93.52% -7.24% 0.42% -27.76% 19.74% 21.97% -15.96% 34.73% 4.54% -21.50% -13.92% 13.25% 2.90% 14.79% -2.61% 11.76% -10.91% 7.98% 0.98% 13.01% -16.87% 9.66% -1.47% 20.55% -11.06% 14.28% -13.97% -12.85% 21.19% -22.51% 13.97% -7.20% 15.17% -15.41% 11.24% -7.15% 11.73% -12.57% 9.88% -16.43% 13.83% -17.65% 8.30% -5.16% 18.51% -20.03% 28.05% -10.77% 5.74% -27.79%   
      operating expenses
                                                               
      electric fuel and other energy-related purchases
    1,244,000,000 1,337,000,000 946,000,000 962,000,000 827,000,000 910,000,000 918,000,000  925,000,000 1,049,000,000 939,000,000 1,022,000,000 1,217,000,000 730,000,000 678,000,000 703,000,000 487,000,000 550,000,000 668,000,000 718,000,000 791,000,000 686,000,000 761,000,000 623,000,000 744,000,000 590,000,000 638,000,000 498,000,000 575,000,000 542,000,000 606,000,000 551,000,000 634,000,000 545,000,000 636,000,000 953,000,000 633,000,000 1,334,000,000 952,000,000 1,107,000,000 875,000,000 951,000,000 855,000,000 1,052,000,000 906,000,000 948,000,000 924,000,000 1,243,000,000 978,000,000 1,049,000,000 986,000,000 1,180,000,000 956,000,000 1,028,000,000 1,074,000,000 1,072,000,000 998,000,000 1,141,000,000  
      purchased electric capacity
    19,000,000 36,000,000 18,000,000 9,000,000 17,000,000 24,000,000 21,000,000  13,000,000 19,000,000 15,000,000 8,000,000 16,000,000 16,000,000 13,000,000 26,000,000 25,000,000 11,000,000 2,000,000 24,000,000 39,000,000           45,000,000 68,000,000 71,000,000 75,000,000 94,000,000 87,000,000 88,000,000 91,000,000 91,000,000 88,000,000 88,000,000 90,000,000 86,000,000 98,000,000 113,000,000 110,000,000 109,000,000 116,000,000 119,000,000 120,000,000 116,000,000 109,000,000 108,000,000 102,000,000 96,000,000 105,000,000 108,000,000  
      purchased gas
    76,000,000 31,000,000 43,000,000 147,000,000 62,000,000 34,000,000 44,000,000  73,000,000 40,000,000 227,000,000 764,000,000 138,000,000 202,000,000 645,000,000 60,000,000 121,000,000 484,000,000 427,000,000 227,000,000 730,000,000 236,000,000 5,000,000 64,000,000 340,000,000 260,000,000 24,000,000 112,000,000 305,000,000 207,000,000 77,000,000 56,000,000 119,000,000 105,000,000 85,000,000 250,000,000 324,000,000 540,000,000 335,000,000 232,000,000 297,000,000 467,000,000 359,000,000 191,000,000 215,000,000 412,000,000 422,000,000 335,000,000 365,000,000 642,000,000 500,000,000 367,000,000 391,000,000 792,000,000 596,000,000 279,000,000 368,000,000 1,138,000,000  
      other operations and maintenance
    916,000,000 850,000,000 883,000,000 898,000,000 992,000,000 900,000,000 841,000,000  795,000,000 848,000,000 932,000,000 921,000,000 991,000,000 985,000,000 1,026,000,000 924,000,000 895,000,000 987,000,000 1,043,000,000 1,283,000,000 1,002,000,000 873,000,000 782,000,000 1,007,000,000 796,000,000 709,000,000 649,000,000 779,000,000 738,000,000 931,000,000 765,000,000 665,000,000 703,000,000 720,000,000 564,000,000 602,000,000 933,000,000 425,000,000 583,000,000 525,000,000 728,000,000 623,000,000 2,319,000,000 1,134,000,000 782,000,000 647,000,000 960,000,000 885,000,000 777,000,000 861,000,000 1,015,000,000 788,000,000 853,000,000 1,068,000,000 1,100,000,000 748,000,000 697,000,000 1,250,000,000  
      depreciation and amortization
    616,000,000 609,000,000 580,000,000 582,000,000 554,000,000 549,000,000 621,000,000                                                     
      other taxes
    175,000,000 195,000,000 194,000,000 209,000,000 175,000,000 184,000,000 170,000,000  167,000,000 162,000,000 222,000,000 275,000,000 231,000,000 235,000,000 253,000,000 223,000,000 222,000,000 257,000,000 284,000,000 284,000,000 292,000,000 161,000,000 177,000,000 166,000,000 199,000,000 149,000,000 162,000,000 168,000,000 189,000,000 148,000,000 145,000,000 139,000,000 164,000,000 119,000,000 133,000,000 165,000,000 134,000,000 167,000,000 121,000,000 134,000,000 141,000,000 167,000,000 132,000,000 124,000,000 146,000,000 170,000,000 138,000,000 130,000,000 125,000,000 161,000,000 127,000,000 117,000,000 119,000,000 169,000,000 118,000,000 107,000,000 109,000,000 157,000,000  
      impairment of assets and other charges
    291,000,000 130,000,000 50,000,000 46,000,000 381,000,000 122,000,000 67,000,000  171,000,000 -6,000,000 53,000,000 98,000,000 21,000,000 415,000,000 -10,000,000 -222,000,000 321,000,000 95,000,000 768,000,000 312,000,000 835,000,000                                       
      total operating expenses
    3,337,000,000 3,188,000,000 2,714,000,000 2,853,000,000 3,009,000,000 2,723,000,000 2,681,000,000  2,836,000,000 2,775,000,000 3,072,000,000 3,807,000,000 3,314,000,000 3,914,000,000 3,303,000,000 2,335,000,000 2,675,000,000 2,992,000,000 3,865,000,000 3,509,000,000 4,340,000,000 2,527,000,000 2,301,000,000 2,346,000,000 2,591,000,000 2,206,000,000 1,979,000,000 2,012,000,000 2,259,000,000 2,267,000,000 1,987,000,000 1,817,000,000 2,039,000,000 1,918,000,000 1,848,000,000 2,407,000,000 2,419,000,000 2,862,000,000 2,381,000,000 2,398,000,000 2,432,000,000 2,593,000,000 4,059,000,000 2,893,000,000 2,436,000,000 2,577,000,000 2,838,000,000 2,970,000,000 2,616,000,000 3,094,000,000 3,009,000,000 2,831,000,000 2,690,000,000 3,434,000,000 3,305,000,000 2,576,000,000 2,548,000,000 4,073,000,000  
      income from operations
    756,000,000 1,339,000,000 1,096,000,000 1,223,000,000 391,000,000 1,218,000,000 805,000,000  698,000,000 1,035,000,000 722,000,000 1,445,000,000 1,072,000,000 -318,000,000 976,000,000 841,000,000 363,000,000 878,000,000 631,000,000 461,000,000 -482,000,000 834,000,000 1,150,000,000 742,000,000 875,000,000 1,004,000,000 1,200,000,000 801,000,000 1,125,000,000 819,000,000 1,145,000,000 781,000,000 882,000,000 638,000,000 1,123,000,000 1,002,000,000 394,000,000 768,000,000 804,000,000 1,034,000,000 548,000,000 930,000,000 -892,000,000 518,000,000 617,000,000 915,000,000 340,000,000 833,000,000 725,000,000 963,000,000 737,000,000 1,119,000,000 3,110,000,000 734,000,000 -50,000,000 1,072,000,000 902,000,000 705,000,000  
      yoy
    93.35% 9.93% 36.15%  -43.98% 17.68% 11.50%  -34.89% -425.47% -26.02% 71.82% 195.32% -136.22% 54.68% 82.43% -175.31% 5.28% -45.13% -37.87% -155.09% -16.93% -4.17% -7.37% -22.22% 22.59% 4.80% 2.56% 27.55% 28.37% 1.96% -22.06% 123.86% -16.93% 39.68% -3.09% -28.10% -17.42% -190.13% 99.61% -11.18% 1.64% -362.35% -37.82% -14.90% -4.98% -53.87% -25.56% -76.69% 31.20% -1574.00% 4.38% 244.79% 4.11%      
      qoq
    -43.54% 22.17% -10.38% 212.79% -67.90% 51.30%   -32.56% 43.35% -50.03% 34.79% -437.11% -132.58% 16.05% 131.68% -58.66% 39.14% 36.88% -195.64% -157.79% -27.48% 54.99% -15.20% -12.85% -16.33% 49.81% -28.80% 37.36% -28.47% 46.61% -11.45% 38.24% -43.19% 12.08% 154.31% -48.70% -4.48% -22.24% 88.69% -41.08% -204.26% -272.20% -16.05% -32.57% 169.12% -59.18% 14.90% -24.71% 30.66% -34.14% -64.02% 323.71% -1568.00% -104.66% 18.85% 27.94%   
      operating margin %
    18.47% 29.58% 28.77% 30.00% 11.50% 30.91% 23.09% 0% 19.75% 27.17% 19.03% 27.51% 24.44% -8.84% 22.81% 26.48% 11.95% 22.69% 14.03% 11.61% -12.49% 24.81% 33.32% 24.03% 25.25% 31.28% 37.75% 28.47% 33.24% 26.54% 36.56% 30.06% 30.20% 24.96% 37.80% 29.39% 14.01% 21.16% 25.24% 30.13% 18.39% 26.40% -28.17% 15.19% 20.21% 26.20% 10.70% 21.90% 21.70% 23.74% 19.67% 28.33% 93.31% 17.61% -1.54% 29.39% 26.14% 14.76%  
      other income
    335,000,000 432,000,000 442,000,000 5,000,000 -198,000,000 335,000,000 250,000,000 -17,000,000 346,000,000 56,000,000 325,000,000 284,000,000 70,000,000 -287,000,000 46,000,000 133,000,000 312,000,000 367,000,000 -399,000,000 92,000,000 388,000,000 363,000,000 373,000,000 185,000,000 100,000,000 -84,000,000 73,000,000 60,000,000 116,000,000 61,000,000 63,000,000 72,000,000 54,000,000 69,000,000 11,000,000 60,000,000 57,000,000 40,000,000 43,000,000 86,000,000 49,000,000 87,000,000 49,000,000 56,000,000 44,000,000 74,000,000 67,000,000 16,000,000 39,000,000 57,000,000 60,000,000 63,000,000 -25,000,000 71,000,000 54,000,000 123,000,000 70,000,000 -66,000,000  
      interest and related charges
    509,000,000 527,000,000 505,000,000 480,000,000 441,000,000 403,000,000 469,000,000 15,000,000 608,000,000 192,000,000 430,000,000 586,000,000 329,000,000 47,000,000 174,000,000 407,000,000 518,000,000 53,000,000 490,000,000 452,000,000 469,000,000 440,000,000 378,000,000 361,000,000 314,000,000 300,000,000 305,000,000 308,000,000 292,000,000 295,000,000 250,000,000 239,000,000 226,000,000 230,000,000 230,000,000 223,000,000 227,000,000 237,000,000 229,000,000 217,000,000 203,000,000 228,000,000 215,000,000 215,000,000 224,000,000 228,000,000 177,000,000 249,000,000 216,000,000 227,000,000 232,000,000 229,000,000 188,000,000 183,000,000 236,000,000 217,000,000 221,000,000 224,000,000  
      income from continuing operations including noncontrolling interests before income tax expense
    582,000,000 1,244,000,000 1,033,000,000 748,000,000 -248,000,000 1,150,000,000 586,000,000  574,000,000 899,000,000  1,223,000,000 905,000,000  928,000,000                     839,000,000 224,000,000 571,000,000 521,500,000 903,000,000 394,000,000 789,000,000 388,750,000 359,000,000 437,000,000  485,250,000 600,000,000 548,000,000 793,000,000 1,118,000,000 953,000,000 2,897,000,000 622,000,000 537,000,000 978,000,000 751,000,000   
      income tax expense
    56,000,000 216,000,000 220,000,000 55,000,000 -104,000,000 183,000,000 95,000,000  108,000,000 182,000,000  221,000,000 124,000,000  236,000,000     43,000,000 114,000,000 121,250,000 262,000,000 88,000,000 135,000,000 170,750,000 272,000,000 136,000,000 275,000,000 94,000,000 230,000,000 152,000,000 179,000,000 111,000,000 305,000,000 299,000,000 63,000,000 186,000,000 183,000,000 305,000,000 116,000,000 288,000,000 -406,000,000 139,000,000 154,000,000 260,000,000 23,000,000 204,000,000 208,000,000 310,000,000 254,000,000 374,000,000 1,134,000,000 295,000,000 -228,000,000 380,000,000 293,000,000 167,000,000  
      net income from continuing operations including noncontrolling interests
    526,000,000 1,028,000,000 813,000,000 693,000,000            601,000,000 269,000,000 980,000,000                                          
      net income from discontinued operations including noncontrolling interests
      1,000,000 -1,000,000            65,000,000 26,000,000 28,000,000                                          
      net income including noncontrolling interests
    512,000,000 1,028,000,000 814,000,000 692,000,000 -129,000,000 954,000,000 572,000,000  235,000,000 163,000,000 599,000,000 997,000,000 778,000,000 -453,000,000 711,000,000 666,000,000 295,000,000 1,008,000,000 -239,000,000 58,000,000 -677,000,000 662,000,000 883,000,000 478,000,000 526,000,000 1,333,000,000 696,000,000 417,000,000 674,000,000 491,000,000 728,000,000 462,000,000 531,000,000 366,000,000 599,000,000 540,000,000 161,000,000 385,000,000 435,000,000 575,000,000 208,000,000 502,000,000 -652,000,000 215,000,000 265,000,000 501,000,000 207,000,000 396,000,000 340,000,000 483,000,000 303,000,000 579,000,000 1,765,000,000 178,000,000 -4,000,000 598,000,000 458,000,000   
      noncontrolling interests
    -55,000,000 22,000,000 54,000,000 46,000,000            12,000,000 10,000,000  31,000,000 4,000,000 3,000,000 21,000,000 29,000,000 29,000,000 23,000,000 21,000,000 31,000,000 27,000,000 42,000,000 34,000,000 38,000,000 10,000,000 7,000,000 9,000,000 6,000,000 4,000,000 2,000,000 6,000,000 4,000,000 6,000,000 6,000,000 7,000,000 7,000,000 6,000,000 7,000,000 7,000,000 6,000,000 4,000,000 4,000,000 4,000,000 5,000,000 4,000,000 4,000,000 4,000,000 5,000,000 4,000,000 4,000,000   
      net income attributable to dominion energy
    567,000,000 1,006,000,000 760,000,000 646,000,000 -76,000,000 954,000,000 572,000,000 -66,000,000 235,000,000 163,000,000 599,000,000 997,000,000 778,000,000 -453,000,000 711,000,000 654,000,000 285,000,000 1,008,000,000 -270,000,000 54,000,000 -680,000,000 641,000,000 854,000,000 449,000,000 503,000,000 1,312,000,000 665,000,000 390,000,000                                
      yoy
    -846.05% 5.45% 32.87% -1078.79% -132.34% 485.28% -4.51% -106.62% -69.79% -135.98% -15.75% 52.45% 172.98% -144.94% -363.33% 1111.11% -141.91% 57.25% -131.62% -87.97% -235.19% -51.14% 28.42% 15.13%                                    
      qoq
    -43.64% 32.37% 17.65% -950.00% -107.97% 66.78% -966.67% -128.09% 44.17% -72.79% -39.92% 28.15% -271.74% -163.71% 8.72% 129.47% -71.73% -473.33% -600.00% -107.94% -206.08% -24.94% 90.20% -10.74% -61.66% 97.29% 70.51%                                 
      net income margin %
    13.85% 22.22% 19.95% 15.85% -2.24% 24.21% 16.41% -28.82% 6.65% 4.28% 15.79% 18.98% 17.74% -12.60% 16.62% 20.59% 9.38% 26.05% -6.01% 1.36% -17.63% 19.07% 24.75% 14.54% 14.51% 40.87% 20.92% 13.86% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%  
      amounts attributable to dominion energy
                                                               
      net income from continuing operations
    581,000,000 1,006,000,000 759,000,000 647,000,000 -91,000,000 967,000,000 491,000,000  293,000,000 717,000,000 586,000,000 1,002,000,000 781,000,000 -452,000,000 692,000,000 589,000,000 259,000,000 980,000,000                                          
      net income from discontinued operations
      1,000,000 -1,000,000 15,000,000 -13,000,000 81,000,000  -58,000,000 -554,000,000 13,000,000 -5,000,000 -3,000,000 -1,000,000 19,000,000 65,000,000 26,000,000 28,000,000                                          
      eps - basic
                                                               
      eps - diluted
                                                               
      losses (gains) on sales of assets
        -500,000  -1,000,000  -4,000,000  -22,000,000 -1,000,000 -27,000,000 636,000,000                                              
      operating expense
           254,000,000                                                    
      income before income taxes
           -57,000,000                                                    
      income tax benefit
           9,000,000   121,000,000   -117,000,000  35,000,000 -47,000,000 212,000,000 -19,000,000                                         
      depreciation, depletion and amortization
            471,000,000 663,000,000 706,000,000 720,000,000 727,000,000 695,000,000 698,000,000 621,000,000 604,000,000 608,000,000 673,000,000 661,000,000 651,000,000 513,000,000 526,000,000 463,000,000 498,000,000 484,000,000 485,000,000 467,000,000 469,000,000 447,000,000 400,000,000 361,000,000 351,000,000 358,000,000 355,000,000 343,000,000 308,000,000 308,000,000 299,000,000 309,000,000 303,000,000 297,000,000 304,000,000 306,000,000 289,000,000 287,000,000 284,000,000 268,000,000 255,000,000 262,000,000 261,000,000 263,000,000 262,000,000 269,000,000 315,000,000 274,000,000 271,000,000 279,000,000  
      earnings from equity method investees
              90,000,000 80,000,000 92,000,000 83,000,000 80,000,000 69,000,000 65,000,000                                           
      income from continuing operations including noncontrolling interests before income tax benefit
              707,000,000   -569,000,000  636,000,000 222,000,000 1,192,000,000                                          
      income from operations including noncontrolling interests before income tax benefit
                      -258,000,000                                         
      earnings per common share
                                                               
      net income attributable to dominion energy - basic
                      -340,000 70,000 -860,000 692,500 1,310,000 690,000 770,000 665,000 1,030,000 620,000                                
      net income attributable to dominion energy - diluted
                      -340,000 50,000 -860,000 692,500 1,300,000 690,000 770,000 665,000 1,030,000 620,000                                
      income from operations including noncontrolling interests before income tax expense
                       101,000,000 -563,000,000 593,000,000 1,145,000,000 566,000,000 661,000,000 617,500,000 968,000,000 553,000,000 949,000,000 570,500,000 958,000,000 614,000,000 710,000,000 587,750,000 904,000,000           761,000,000              
      purchased (excess) electric capacity
                         21,750,000 50,000,000 23,000,000 14,000,000 -2,000,000 21,000,000 -12,000,000 -17,000,000 26,750,000 -6,000,000                             
      dividends declared per common share
                         626,250 835,000 835,000 835,000 755,000 770,000 755,000 755,000 700,000 700,000 700,000 700,000 647,500 647,500 647,500 600,000 600,000 562,500 562,500 562,500 562,500 527,500 527,500 527,500 527,500 369,375 492,500 492,500           
      net income attributable to dominion
                                632,000,000 457,000,000 690,000,000 452,000,000 524,000,000 357,000,000 593,000,000 536,000,000 159,000,000 379,000,000 431,000,000 569,000,000 202,000,000 495,000,000 -659,000,000 209,000,000 258,000,000 494,000,000 201,000,000 392,000,000 336,000,000 479,000,000 298,000,000 575,000,000 1,761,000,000 174,000,000 -9,000,000 594,000,000 454,000,000   
      net income attributable to dominion - basic
                                1,010,000 680,000 1,100,000 730,000  652,500 1,000,000                         
      net income attributable to dominion - diluted
                                1,010,000 677,500 1,100,000 730,000  650,000 1,000,000                         
      earnings per common share - basic and diluted
                                                               
      income from continuing operations including noncontrolling interests
                                        161,000,000 385,000,000 435,000,000 598,000,000 278,000,000 501,000,000 -652,000,000 220,000,000 283,000,000  207,000,000 396,000,000 340,000,000 483,000,000 311,000,000 579,000,000 1,763,000,000 327,000,000 327,000,000 598,000,000 458,000,000   
      income from discontinued operations
                                           -23,000,000 -70,000,000 1,000,000  -5,000,000 -18,000,000        2,000,000 -149,000,000      
      amounts attributable to dominion:
                                                               
      income from continuing operations, net of tax
                                        159,000,000 379,000,000 431,000,000 592,000,000 272,000,000 494,000,000 -659,000,000 214,000,000 276,000,000  201,000,000 392,000,000 336,000,000 479,000,000 306,000,000 575,000,000 1,759,000,000 323,000,000 -9,000,000 594,000,000 454,000,000   
      income from discontinued operations, net of tax
                                           -23,000,000 -70,000,000 1,000,000  -5,000,000 -18,000,000        2,000,000 -149,000,000      
      earnings per common share-basic
                                                               
      income from continuing operations
                                        270,000 650,000 740,000 1,020,000 470,000 860,000 -1,150,000 370,000 480,000  360,000 690,000 590,000 830,000 540,000 980,000 2,980,000 540,000   760,000   
      earnings per common share-diluted
                                                               
      earnings per common share – basic
                                                 870,000              
      earnings per common share – diluted
                                                 860,000              
      gain on sale of appalachian e&p operations
                                                        2,467,000,000       
      loss from discontinued operations
                                                      -36,750,000         
      loss from discontinued operations, net of tax
                                                      -36,750,000         
      dividends paid per common share
                                                     492,500 457,500 457,500 457,500 457,500 437,500 437,500 437,500 437,500  
      earnings per common share – basic and diluted
                                                               
      income before income tax expense
                                                             415,000,000  
      net income
                                                             248,000,000  
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2025-12-31 2025-06-30 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-09-30 2022-06-30 2022-03-31 2021-09-30 2021-06-30 2021-03-31 2020-03-31 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2015-12-31 2015-09-30 2015-03-31 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 
                                                            
        assets
                                                            
        current assets
                                                            
        cash and cash equivalents
      250,000,000 344,000,000 1,776,000,000 139,000,000 265,000,000 184,000,000 137,000,000 137,000,000 1,792,000,000 163,000,000 272,000,000 444,000,000 180,000,000 240,000,000 477,000,000 1,192,000,000 382,000,000 422,000,000 268,000,000 310,000,000 190,000,000 189,000,000 120,000,000 227,000,000 260,000,000 486,000,000 261,000,000 251,000,000 377,000,000 607,000,000 238,000,000 275,000,000 228,000,000 316,000,000 287,000,000 190,000,000 35,000,000 248,000,000 81,000,000 162,000,000 133,000,000 102,000,000 212,000,000 80,000,000 188,000,000 62,000,000 446,000,000 411,000,000 85,000,000 48,000,000 50,000,000 64,000,000 141,000,000 66,000,000 
        customer receivables
      2,531,000,000 2,294,000,000 2,082,000,000 2,256,000,000 2,148,000,000 2,251,000,000 2,266,000,000 2,496,000,000 2,437,000,000 2,170,000,000 2,245,000,000 2,164,000,000 1,853,000,000 1,728,000,000 1,841,000,000 2,177,000,000 1,908,000,000 2,236,000,000 1,749,000,000 1,539,000,000 1,510,000,000 1,615,000,000 1,660,000,000 1,292,000,000 1,242,000,000 1,361,000,000 1,523,000,000 1,259,000,000 1,140,000,000 1,200,000,000 1,289,000,000 1,589,000,000 1,805,000,000 1,695,000,000 1,499,000,000 1,514,000,000 1,758,000,000 1,621,000,000 1,510,000,000 1,494,000,000 1,539,000,000 1,780,000,000 1,646,000,000 1,695,000,000 1,837,000,000 2,158,000,000 1,728,000,000 1,739,000,000 1,955,000,000 2,050,000,000 1,760,000,000 1,928,000,000 2,300,000,000 2,354,000,000 
        tax receivables
      434,000,000                                                      
        other receivables
      446,000,000 275,000,000 265,000,000 238,000,000 241,000,000 258,000,000 294,000,000 399,000,000 398,000,000 275,000,000 277,000,000 341,000,000 206,000,000 247,000,000 239,000,000 248,000,000 188,000,000 203,000,000 331,000,000 132,000,000 133,000,000 136,000,000 126,000,000 212,000,000 153,000,000 209,000,000 183,000,000 133,000,000 139,000,000 169,000,000 144,000,000 113,000,000 167,000,000 141,000,000 103,000,000 133,000,000 73,000,000 96,000,000 169,000,000 184,000,000 173,000,000 255,000,000 228,000,000 303,000,000 116,000,000 88,000,000 97,000,000 135,000,000 105,000,000 130,000,000 105,000,000 86,000,000 150,000,000 205,000,000 
        inventories:
                                                            
        materials and supplies
      1,541,000,000     1,251,000,000             1,039,000,000    1,049,000,000    1,087,000,000   902,000,000    689,000,000    684,000,000    641,000,000    609,000,000    590,000,000    509,000,000 
        fossil fuel
      392,000,000     417,000,000             287,000,000    328,000,000    341,000,000   381,000,000    393,000,000    467,000,000    541,000,000    354,000,000    408,000,000    328,000,000 
        gas stored
      24,000,000     30,000,000             92,000,000    100,000,000    96,000,000   65,000,000    94,000,000    108,000,000    166,000,000    200,000,000    187,000,000    329,000,000 
        derivative assets
      335,000,000 332,000,000 545,000,000   699,000,000 221,000,000 260,000,000 264,000,000 670,000,000 596,000,000                140,000,000   255,000,000 243,000,000  472,000,000 687,000,000 689,000,000 1,040,000,000 527,000,000 518,000,000 514,000,000 661,000,000 822,000,000 705,000,000 598,000,000 476,000,000 553,000,000 739,000,000 1,057,000,000 1,029,000,000 1,638,000,000 1,128,000,000 1,498,000,000 1,487,000,000 1,595,000,000 1,497,000,000 
        margin deposit assets
      181,000,000     38,000,000 161,000,000 169,000,000 193,000,000 829,000,000 969,000,000  553,000,000                 16,000,000    620,000,000        319,000,000             
        prepayments
      377,000,000     246,000,000       426,000,000 450,000,000     265,000,000    260,000,000    194,000,000 147,000,000 143,000,000 198,000,000 142,000,000 163,000,000 216,000,000 192,000,000    326,000,000    262,000,000    277,000,000 132,000,000 107,000,000 147,000,000 405,000,000 115,000,000 117,000,000  163,000,000 
        regulatory assets
      1,380,000,000 1,232,000,000 1,030,000,000 969,000,000 1,092,000,000 1,309,000,000 1,484,000,000 1,945,000,000 2,156,000,000 2,064,000,000 1,863,000,000 1,477,000,000 1,193,000,000 873,000,000 650,000,000 668,000,000 745,000,000 725,000,000 496,000,000 540,000,000 616,000,000 2,698,000,000 294,000,000 311,000,000 2,487,000,000 2,439,000,000 244,000,000 2,143,000,000 2,150,000,000 351,000,000 1,593,000,000 1,665,000,000 1,491,000,000 1,228,000,000 1,478,000,000 1,473,000,000 1,696,000,000 203,000,000 1,306,000,000 1,328,000,000 1,319,000,000 541,000,000 1,410,000,000 1,473,000,000 1,443,000,000 407,000,000 459,000,000 1,271,000,000 1,240,000,000 1,390,000,000 475,000,000 580,000,000 2,162,000,000 2,226,000,000 
        other
      180,000,000 653,000,000 550,000,000 1,284,000,000 1,018,000,000 175,000,000 437,000,000 628,000,000 619,000,000 640,000,000 573,000,000 1,476,000,000 255,000,000 340,000,000 479,000,000 574,000,000 780,000,000 732,000,000 634,000,000 697,000,000 732,000,000 974,000,000 397,000,000 425,000,000 787,000,000 776,000,000 179,000,000 493,000,000 477,000,000 47,000,000 469,000,000 1,013,000,000 1,577,000,000 335,000,000 1,422,000,000 1,485,000,000 1,403,000,000 296,000,000 1,122,000,000 960,000,000 1,103,000,000 118,000,000 1,257,000,000 1,214,000,000 1,194,000,000 506,000,000 854,000,000 947,000,000 1,119,000,000 853,000,000 310,000,000 427,000,000 863,000,000 794,000,000 
        total current assets
      8,071,000,000 6,956,000,000 7,991,000,000 10,752,000,000 16,189,000,000 25,387,000,000 24,679,000,000 7,977,000,000 9,605,000,000 8,699,000,000 11,388,000,000 8,383,000,000 9,298,000,000 6,923,000,000 6,662,000,000 6,536,000,000 5,727,000,000 5,975,000,000 5,161,000,000 5,702,000,000 4,610,000,000 4,281,000,000 4,334,000,000 3,994,000,000 3,911,000,000 4,285,000,000 4,248,000,000 3,799,000,000 4,143,000,000 4,191,000,000 4,123,000,000 5,053,000,000 5,478,000,000 5,940,000,000 5,210,000,000 5,863,000,000 5,148,000,000 5,140,000,000 4,653,000,000 4,712,000,000 5,019,000,000 5,430,000,000 5,267,000,000 4,962,000,000 4,932,000,000 5,400,000,000 5,995,000,000 6,375,000,000 6,033,000,000 6,817,000,000 6,851,000,000 7,111,000,000 7,292,000,000 7,661,000,000 
        investments
                                                            
        nuclear decommissioning trust funds
      9,166,000,000 8,437,000,000 8,017,000,000 7,608,000,000 7,418,000,000 6,946,000,000 6,345,000,000 6,553,000,000 6,262,000,000 5,590,000,000 5,872,000,000 7,614,000,000 7,506,000,000 7,521,000,000 7,139,000,000 5,313,000,000 5,767,000,000 5,580,000,000 4,938,000,000 5,424,000,000 5,159,000,000 5,060,000,000 5,093,000,000 4,881,000,000 4,735,000,000 4,655,000,000 4,484,000,000 4,427,000,000 4,331,000,000 4,183,000,000 4,033,000,000 4,244,000,000 3,969,000,000 3,903,000,000 3,673,000,000 3,551,000,000 3,547,000,000 3,330,000,000 3,322,000,000 3,186,000,000 3,231,000,000 2,999,000,000 2,799,000,000 3,040,000,000 3,017,000,000 2,897,000,000 2,745,000,000 2,558,000,000 2,735,000,000 2,625,000,000 2,554,000,000 2,310,000,000 2,140,000,000 2,246,000,000 
        investment in equity method affiliates
      132,000,000 139,000,000 134,000,000 135,000,000 137,000,000 268,000,000 301,000,000 3,006,000,000 3,014,000,000 2,940,000,000 2,943,000,000 2,937,000,000 2,920,000,000 2,951,000,000 2,949,000,000 1,886,000,000 1,467,000,000 1,433,000,000 1,278,000,000 1,858,000,000 1,710,000,000 1,638,000,000 1,544,000,000 1,895,000,000 1,808,000,000 1,713,000,000 1,561,000,000 1,498,000,000 1,372,000,000 1,320,000,000 1,322,000,000 1,085,000,000 1,073,000,000 916,000,000 926,000,000 560,000,000 559,000,000 558,000,000 538,000,000 537,000,000 552,000,000 553,000,000 559,000,000 560,000,000 567,000,000 571,000,000 591,000,000 581,000,000 601,000,000 595,000,000 600,000,000 710,000,000 749,000,000 726,000,000 
        total investments
      9,676,000,000 8,939,000,000 8,499,000,000 8,084,000,000 7,894,000,000 7,538,000,000 6,972,000,000 9,952,000,000 9,664,000,000 8,914,000,000 9,201,000,000 10,944,000,000 10,817,000,000 10,856,000,000 10,493,000,000 7,575,000,000 7,596,000,000 7,370,000,000 6,560,000,000 7,627,000,000 7,208,000,000 7,032,000,000 6,964,000,000 7,096,000,000 6,858,000,000 6,674,000,000 6,343,000,000 6,224,000,000 5,980,000,000 5,774,000,000 5,624,000,000 5,617,000,000 5,317,000,000 5,102,000,000 4,876,000,000 4,387,000,000 4,400,000,000 4,191,000,000 4,178,000,000 4,098,000,000 4,183,000,000 3,985,000,000 3,852,000,000 4,194,000,000 4,216,000,000 4,151,000,000 3,611,000,000 3,414,000,000 3,612,000,000 3,492,000,000 3,425,000,000 3,284,000,000 3,156,000,000 3,257,000,000 
        property, plant and equipment
      106,315,000,000 100,064,000,000 91,164,000,000 88,705,000,000 85,497,000,000 83,417,000,000 80,652,000,000 95,088,000,000 92,748,000,000 90,785,000,000 88,695,000,000 87,107,000,000 84,738,000,000 85,293,000,000 84,035,000,000 95,341,000,000 94,873,000,000 93,485,000,000 76,578,000,000 76,190,000,000 76,458,000,000 75,632,000,000 74,823,000,000 73,610,000,000 72,163,000,000 70,728,000,000 69,556,000,000 68,282,000,000 60,490,000,000 57,776,000,000 55,848,000,000 52,720,000,000 47,723,000,000 46,969,000,000 46,102,000,000 44,610,000,000 43,705,000,000 43,364,000,000 44,397,000,000 43,732,000,000 42,895,000,000 42,033,000,000 42,155,000,000 41,163,000,000 40,390,000,000 39,855,000,000 39,112,000,000 38,350,000,000 39,729,000,000 39,036,000,000 37,913,000,000 36,893,000,000 36,211,000,000 35,448,000,000 
        accumulated depreciation and amortization
      -27,348,000,000 -26,780,000,000 -25,742,000,000 -25,342,000,000 -24,941,000,000 -24,637,000,000                                                 
        total property, plant and equipment
      78,967,000,000 73,284,000,000 65,422,000,000 63,363,000,000 60,556,000,000 58,780,000,000 56,161,000,000 66,543,000,000 64,625,000,000 62,894,000,000 61,264,000,000 60,121,000,000 58,386,000,000 59,226,000,000 58,421,000,000 67,396,000,000 67,141,000,000 66,567,000,000 54,560,000,000 54,185,000,000 54,604,000,000 54,129,000,000 53,758,000,000 52,811,000,000 51,748,000,000 50,716,000,000 49,964,000,000 48,888,000,000 43,682,000,000 41,554,000,000 39,781,000,000 37,226,000,000 33,127,000,000 32,628,000,000 31,861,000,000 31,554,000,000 30,909,000,000 30,773,000,000 31,523,000,000 30,921,000,000 30,288,000,000 29,670,000,000 28,411,000,000 27,651,000,000 27,082,000,000 26,713,000,000 26,056,000,000 25,458,000,000 26,038,000,000 25,592,000,000 24,683,000,000 23,874,000,000 23,353,000,000 23,274,000,000 
        deferred charges and other assets
                                                            
        goodwill
      4,143,000,000 4,143,000,000 4,143,000,000 4,143,000,000 4,143,000,000 4,143,000,000 4,143,000,000 7,295,000,000 7,295,000,000 7,295,000,000 7,297,000,000 7,297,000,000 7,405,000,000 7,405,000,000 7,381,000,000 8,946,000,000 8,985,000,000 8,960,000,000 6,410,000,000 6,410,000,000 6,405,000,000 6,405,000,000 6,405,000,000 6,405,000,000 6,399,000,000 6,399,000,000 6,399,000,000 6,405,000,000 3,294,000,000 3,294,000,000 3,294,000,000 3,294,000,000 3,046,000,000 3,086,000,000 3,087,000,000 3,125,000,000 3,128,000,000 3,130,000,000 3,141,000,000 3,141,000,000 3,141,000,000 3,141,000,000 3,141,000,000 3,141,000,000 3,141,000,000 3,141,000,000 3,141,000,000 3,141,000,000 3,275,000,000 3,354,000,000 3,503,000,000 3,503,000,000 3,503,000,000 3,503,000,000 
        pension and other postretirement benefit assets
      2,658,000,000     1,779,000,000           1,561,000,000  1,279,000,000    1,378,000,000    1,078,000,000 1,095,000,000 1,017,000,000 943,000,000 1,025,000,000 979,000,000  942,000,000    702,000,000    681,000,000    712,000,000    702,000,000    514,000,000 
        intangible assets
      1,682,000,000     945,000,000           878,000,000 887,000,000 670,000,000    685,000,000    618,000,000   570,000,000    560,000,000    536,000,000    637,000,000    642,000,000    693,000,000    712,000,000 
        total deferred charges and other assets
      19,143,000,000 18,262,000,000 17,908,000,000 18,218,000,000 17,366,000,000 17,327,000,000 18,131,000,000 21,592,000,000 21,431,000,000 23,028,000,000 21,825,000,000 21,404,000,000 21,303,000,000 20,958,000,000 21,127,000,000 22,619,000,000 20,358,000,000 20,142,000,000 11,633,000,000 11,568,000,000 11,653,000,000 11,912,000,000 11,529,000,000 11,490,000,000 11,385,000,000 11,177,000,000 11,055,000,000 10,688,000,000 7,564,000,000 7,278,000,000 7,071,000,000 7,260,000,000 6,664,000,000 6,426,000,000 6,541,000,000 6,622,000,000 6,659,000,000 6,734,000,000 6,532,000,000 6,685,000,000 6,603,000,000 6,529,000,000 6,500,000,000 6,604,000,000 6,547,000,000 6,553,000,000 6,567,000,000 6,541,000,000 6,480,000,000 6,653,000,000 7,128,000,000 7,228,000,000 7,886,000,000 7,861,000,000 
        total assets
      115,857,000,000 107,441,000,000 99,820,000,000 100,417,000,000 102,005,000,000 109,032,000,000 105,943,000,000 106,064,000,000 105,325,000,000 103,535,000,000 103,678,000,000 100,852,000,000 99,804,000,000 97,963,000,000 96,703,000,000 104,126,000,000 100,822,000,000 100,054,000,000 77,914,000,000 79,082,000,000 78,075,000,000 77,354,000,000 76,585,000,000 75,391,000,000 73,902,000,000 72,852,000,000 71,610,000,000 69,599,000,000 61,369,000,000 58,797,000,000 56,599,000,000 55,156,000,000 50,586,000,000 50,096,000,000 48,488,000,000 48,426,000,000 47,116,000,000 46,838,000,000 46,886,000,000 46,416,000,000 46,093,000,000 45,614,000,000 44,030,000,000 43,411,000,000 42,777,000,000 42,817,000,000 42,229,000,000 41,788,000,000 42,163,000,000 42,554,000,000 42,087,000,000 41,497,000,000 41,687,000,000 42,053,000,000 
        at december 31,
      2,025,000,000     2,023,000,000                                                2,008,000,000 
        liabilities and equity
                                                            
        current liabilities
                                                            
        securities due within one year
      2,409,000,000 2,292,000,000 1,820,000,000 1,800,000,000 2,344,000,000 6,589,000,000 4,147,000,000 4,349,000,000 4,352,000,000                                  1,327,000,000    776,000,000 895,000,000 1,254,000,000  709,000,000 709,000,000 444,000,000 444,000,000 
        supplemental credit facility borrowings
          450,000,000 450,000,000 900,000,000 450,000,000 900,000,000                                              
        short-term debt
      2,457,000,000 3,775,000,000 4,104,000,000 3,162,000,000 3,626,000,000 3,956,000,000 3,785,000,000 4,575,000,000 3,546,000,000                                  783,000,000    100,000,000  295,000,000  649,000,000 1,079,000,000 1,619,000,000 2,030,000,000 
        accounts payable
      1,338,000,000 1,015,000,000 937,000,000 917,000,000 721,000,000 921,000,000 756,000,000 997,000,000 1,125,000,000                                  1,138,000,000    1,342,000,000 1,286,000,000 1,324,000,000  1,046,000,000 1,008,000,000 1,263,000,000 1,499,000,000 
        accrued interest, payroll and taxes
      1,244,000,000 956,000,000 1,354,000,000 861,000,000 1,286,000,000 1,075,000,000 1,168,000,000 998,000,000 1,037,000,000                                  647,000,000    953,000,000  772,000,000  742,000,000 701,000,000 968,000,000 754,000,000 
        derivative liabilities
      111,000,000 86,000,000 107,000,000   346,000,000 457,000,000 332,000,000 371,000,000                                      754,000,000 717,000,000 1,126,000,000  1,016,000,000 893,000,000 969,000,000 1,100,000,000 
        regulatory liabilities
      542,000,000 569,000,000 714,000,000 835,000,000 512,000,000 522,000,000 434,000,000 583,000,000 651,000,000                                  1,251,000,000    180,000,000 362,000,000 598,000,000  1,126,000,000 1,056,000,000 902,000,000 944,000,000 
        total current liabilities
      10,444,000,000 10,447,000,000 10,832,000,000 11,506,000,000 15,418,000,000 24,476,000,000 21,633,000,000 13,986,000,000 12,762,000,000                                  5,496,000,000    4,927,000,000 5,671,000,000 6,492,000,000  5,448,000,000 5,974,000,000 7,006,000,000 7,794,000,000 
        long-term debt
      36,778,000,000 35,893,000,000 33,779,000,000 32,615,000,000 32,960,000,000 32,368,000,000 32,145,000,000 37,596,000,000 37,624,000,000                                  15,418,000,000    14,288,000,000 13,614,000,000 13,613,000,000  14,472,000,000 13,956,000,000 13,833,000,000 13,890,000,000 
        securitization bonds
      883,000,000 969,000,000 1,136,000,000 1,136,000,000 1,217,000,000                                                  
        junior subordinated notes
      5,978,000,000 3,223,000,000 1,981,000,000 2,666,000,000 688,000,000 688,000,000 688,000,000 1,387,000,000 1,387,000,000                                              
        total long-term debt
      44,075,000,000 40,294,000,000 37,101,000,000 36,617,000,000 35,064,000,000 33,248,000,000 33,057,000,000 39,223,000,000 40,158,000,000                                  17,153,000,000    16,023,000,000 15,349,000,000 15,364,000,000  16,223,000,000 15,707,000,000 14,899,000,000 14,956,000,000 
        deferred credits and other liabilities
                                                            
        deferred income taxes
      7,885,000,000 7,424,000,000 6,404,000,000 6,592,000,000 6,421,000,000 6,611,000,000                         288,000,000 673,000,000  778,000,000    573,000,000                 
        deferred investment tax credits
      1,591,000,000 1,080,000,000 1,077,000,000 1,084,000,000 1,089,000,000 1,098,000,000                                                 
        asset retirement obligations
      7,204,000,000  6,584,000,000 6,775,000,000  5,641,000,000                                     1,654,000,000    1,559,000,000 1,540,000,000 1,625,000,000  1,563,000,000 1,539,000,000 1,828,000,000 1,802,000,000 
        total deferred credits and other liabilities
      27,921,000,000 25,828,000,000 24,356,000,000 25,221,000,000 24,102,000,000 23,779,000,000 23,225,000,000 24,427,000,000 24,049,000,000                                  9,492,000,000    8,927,000,000 8,365,000,000 8,999,000,000  8,832,000,000 8,549,000,000 8,816,000,000 8,969,000,000 
        total liabilities
      82,440,000,000 76,569,000,000 72,289,000,000 73,344,000,000 74,584,000,000 81,503,000,000 77,915,000,000 77,636,000,000 76,969,000,000                                  32,141,000,000    29,877,000,000 29,385,000,000 30,855,000,000  30,503,000,000 30,230,000,000 30,721,000,000 31,719,000,000 
        commitments and contingencies
                                                            
        equity
                                                            
        preferred stock
      991,000,000 991,000,000 1,348,000,000 1,348,000,000 1,783,000,000 1,783,000,000 1,783,000,000 1,783,000,000 1,783,000,000                                              
        common stock – no par
      25,892,000,000 24,463,000,000 23,854,000,000 23,809,000,000 23,763,000,000 23,728,000,000 23,720,000,000 23,704,000,000 23,652,000,000                                  5,171,000,000    5,702,000,000 6,079,000,000 6,369,000,000  6,443,000,000 6,370,000,000 6,204,000,000  
        retained earnings
      2,318,000,000 1,906,000,000 3,983,000,000 3,603,000,000 3,619,000,000 3,524,000,000 4,090,000,000 4,507,000,000 4,486,000,000                                  6,778,000,000    6,386,000,000 6,077,000,000 4,585,000,000  4,956,000,000 4,623,000,000 4,417,000,000 4,170,000,000 
        accumulated other comprehensive loss
      -118,000,000 -145,000,000 -1,654,000,000 -1,687,000,000 -1,744,000,000 -1,506,000,000 -1,565,000,000 -1,566,000,000 -1,565,000,000                                  -499,000,000    -186,000,000 -200,000,000 -41,000,000  -254,000,000 -165,000,000 -94,000,000 -269,000,000 
        shareholders’ equity
      29,083,000,000 27,215,000,000 27,531,000,000 27,073,000,000 27,421,000,000 27,529,000,000                                                 
        noncontrolling interests
      4,334,000,000 3,657,000,000                                                     
        total equity
      33,417,000,000 30,872,000,000                                                     
        total liabilities and equity
      115,857,000,000 107,441,000,000                                                     
        inventories
       1,826,000,000 1,717,000,000 1,758,000,000 1,719,000,000  1,633,000,000 1,826,000,000 1,746,000,000 1,766,000,000 1,584,000,000 1,512,000,000 1,593,000,000 1,538,000,000 1,476,000,000 1,677,000,000 1,724,000,000 1,657,000,000  1,455,000,000 1,429,000,000 1,367,000,000  1,527,000,000 1,469,000,000 1,453,000,000  1,516,000,000 1,351,000,000  1,310,000,000 1,227,000,000 1,013,000,000  1,210,000,000 1,154,000,000 1,039,000,000  1,257,000,000 1,251,000,000 1,249,000,000  1,326,000,000 1,194,000,000 1,044,000,000  1,222,000,000 1,107,000,000 984,000,000  1,178,000,000 1,077,000,000 888,000,000  
        current assets held for sale
        26,000,000 4,108,000,000 9,706,000,000 18,529,000,000 18,046,000,000 117,000,000  122,000,000 1,009,000,000 969,000,000 3,039,000,000 1,507,000,000 1,500,000,000                                        
        liabilities and shareholders’ equity
                                                            
        current liabilities held for sale
         1,830,000,000 4,386,000,000 8,885,000,000 8,331,000,000                                                
        total shareholders’ equity
        27,531,000,000 27,073,000,000 27,421,000,000 27,529,000,000                                                 
        total liabilities and shareholders’ equity
        99,820,000,000 100,417,000,000 102,005,000,000 109,032,000,000                                     44,030,000,000    42,229,000,000 41,788,000,000 42,163,000,000  42,087,000,000 41,497,000,000 41,687,000,000 42,053,000,000 
        noncurrent assets held for sale
                                                            
        noncurrent liabilities held for sale
                                                            
        accumulated depreciation, depletion and amortization
            -24,491,000,000 -28,545,000,000 -28,123,000,000 -27,891,000,000 -27,431,000,000 -26,986,000,000 -26,352,000,000 -26,067,000,000 -25,614,000,000 -27,945,000,000 -27,732,000,000 -26,918,000,000 -22,018,000,000 -22,005,000,000 -21,854,000,000 -21,503,000,000 -21,065,000,000 -20,799,000,000 -20,415,000,000 -20,012,000,000 -19,592,000,000 -19,394,000,000 -16,808,000,000 -16,222,000,000 -16,067,000,000 -15,494,000,000 -14,596,000,000 -14,341,000,000 -14,241,000,000 -14,013,000,000 -13,753,000,000 -13,548,000,000 -13,831,000,000 -13,768,000,000 -13,564,000,000 -13,320,000,000 -13,744,000,000 -13,512,000,000 -13,308,000,000 -13,142,000,000 -13,056,000,000 -12,892,000,000 -13,691,000,000 -13,444,000,000 -13,230,000,000 -13,019,000,000 -12,858,000,000 -12,174,000,000 
        liabilities and shareholders' equity
                                                            
        deferred income taxes and investment tax credits
            6,834,000,000 7,067,000,000 6,908,000,000                                  5,130,000,000    4,366,000,000 4,000,000,000 4,251,000,000  4,088,000,000 3,810,000,000 3,943,000,000 4,137,000,000 
        shareholders' equity
            28,028,000,000 28,428,000,000 28,356,000,000                                              
        total shareholders' equity
            28,028,000,000 28,428,000,000 28,356,000,000                                              
        total liabilities and shareholders' equity
            105,943,000,000 106,064,000,000 105,325,000,000                                              
        short-term deposit
                2,000,000,000                                            
        operating lease assets
                      468,000,000 486,000,000                                     
        see note 9 for amounts attributable to related parties.
                                                            
        assets held for sale
                         1,029,000,000                347,000,000 313,000,000             1,018,000,000 1,360,000,000 1,345,000,000 1,355,000,000 1,416,000,000 
        64
                                                            
        restricted cash and cash equivalents
                                  516,000,000                          
        62
                                                            
        property, plant and equipment, vie
                                         957,000,000 957,000,000 957,000,000 957,000,000 957,000,000 957,000,000 957,000,000             
        restricted cash equivalents
                                           33,000,000 49,000,000 70,000,000 104,000,000 141,000,000 204,000,000 301,000,000 344,000,000 400,000,000         
        56
                                                            
        junior subordinated notes payable to affiliates
                                                268,000,000    268,000,000 268,000,000 268,000,000      
        enhanced junior subordinated notes
                                                1,467,000,000    1,467,000,000 1,467,000,000 1,483,000,000      
        subsidiary preferred stock not subject to mandatory redemption
                                                257,000,000    257,000,000 257,000,000 257,000,000  257,000,000 257,000,000 257,000,000 257,000,000 
        common shareholders’ equity
                                                            
        other paid-in capital
                                                182,000,000    193,000,000 190,000,000 138,000,000  182,000,000 182,000,000 182,000,000 182,000,000 
        total common shareholders’ equity
                                                11,632,000,000    12,095,000,000 12,146,000,000 11,051,000,000  11,327,000,000 11,010,000,000 10,709,000,000 10,077,000,000 
        liabilities held for sale
                                                        540,000,000 540,000,000 561,000,000 570,000,000 
        pension and other postretirement benefit liabilities
                                                    1,159,000,000 1,145,000,000 1,385,000,000  1,592,000,000 1,568,000,000 1,549,000,000 1,525,000,000 
        other investments
                                                     900,000,000       
        accrued taxes
                                                     1,083,000,000       
        accrued interest and payroll
                                                     392,000,000       
        58
                                                            
        accrued dividends
                                                           260,000,000 
        junior subordinated notes payable:
                                                            
        affiliates
                                                        268,000,000 268,000,000 268,000,000 268,000,000 
        loans held for resale
                                                            
        margin deposit liabilities
                                                           406,000,000 
        junior subordinated notes payable to:
                                                            
        minority interest
                                                            
        common stock—no par
                                                           5,994,000,000 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2025-12-31 2025-09-30 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-09-30 2022-06-30 2022-03-31 2021-09-30 2021-06-30 2021-03-31 2020-03-31 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 
                                                         
          operating activities
                                                         
          net income including noncontrolling interests
        512,000,000 1,028,000,000 954,000,000 572,000,000 674,000,000 235,000,000 163,000,000 599,000,000 997,000,000 778,000,000 -453,000,000 711,000,000 666,000,000 295,000,000 1,008,000,000 -239,000,000 58,000,000 -677,000,000 662,000,000 883,000,000 478,000,000 526,000,000 1,333,000,000 696,000,000 417,000,000 674,000,000 491,000,000 728,000,000 385,000,000 435,000,000 575,000,000 208,000,000 502,000,000 -652,000,000 215,000,000 265,000,000 501,000,000 207,000,000 396,000,000 340,000,000 483,000,000 303,000,000 579,000,000 1,765,000,000 178,000,000 -4,000,000 598,000,000   
          adjustments to reconcile net income including noncontrolling interests to net cash from operating activities:
                                                         
          depreciation, depletion and amortization
        682,000,000 686,000,000 625,000,000 695,000,000 694,000,000 768,000,000 805,000,000 756,000,000 799,000,000 799,000,000 762,000,000 773,000,000 700,000,000 673,000,000 685,000,000 759,000,000 738,000,000 734,000,000 574,000,000 600,000,000 534,000,000 572,000,000 553,000,000 561,000,000 540,000,000 548,000,000 524,000,000 472,000,000 378,000,000 286,000,000 375,000,000 363,000,000 366,000,000 363,000,000 376,000,000 351,000,000 353,000,000 337,000,000 324,000,000 309,000,000 318,000,000 312,000,000 317,000,000 309,000,000 320,000,000 359,000,000 320,000,000 315,000,000 325,000,000 
          deferred income taxes
        113,000,000 263,000,000 -220,000,000 106,000,000 -160,000,000                                             
          deferred investment tax credits
          -8,000,000 -5,000,000 -10,000,000                                             
          impairment of assets and other charges
        291,000,000 128,000,000 123,000,000 19,000,000 109,000,000 574,000,000 19,000,000 52,000,000 98,000,000 2,000,000 405,000,000 -13,000,000 -222,000,000 321,000,000 95,000,000 768,000,000 177,000,000 835,000,000                                
          losses on the east ohio, questar gas and psnc transactions
                                                         
          losses on sales of assets and equity method investments
                                                         
          net losses on nuclear decommissioning trusts funds and other investments
                                                         
          other adjustments
        -8,000,000 -23,000,000 8,000,000 -7,000,000 59,000,000 272,000,000 44,000,000 39,000,000 23,000,000 -29,000,000 16,000,000 -72,000,000 22,000,000 228,000,000 4,000,000 4,000,000 15,000,000 -11,000,000 9,000,000 52,000,000 -55,000,000 13,000,000 58,000,000 -23,000,000 12,000,000 -84,000,000 -30,000,000 -51,000,000 -34,000,000 -50,000,000 -47,000,000 20,000,000 -52,000,000 -64,000,000 -23,000,000 4,000,000 -72,000,000 -89,000,000 132,000,000 -89,000,000 -46,000,000 -68,000,000 -89,000,000 106,000,000 -10,000,000 15,000,000 -82,000,000 -60,000,000 93,000,000 
          changes in:
                                                         
          accounts receivable
        -799,000,000 -55,000,000 152,000,000 94,000,000 133,000,000 -369,000,000 -74,000,000 71,000,000 519,000,000 59,000,000 -143,000,000 28,000,000 -130,000,000 3,000,000 334,000,000 245,000,000 339,000,000 153,000,000 -239,000,000 -29,000,000 111,000,000 47,000,000 -350,000,000 -60,000,000 171,000,000 136,000,000 -305,000,000 -63,000,000 -183,000,000 -196,000,000 6,000,000 216,000,000 -124,000,000 -79,000,000 8,000,000 36,000,000 327,000,000 -162,000,000 251,000,000 -16,000,000 292,000,000 -420,000,000 48,000,000 186,000,000 126,000,000 -346,000,000 181,000,000 528,000,000 95,000,000 
          inventories
        -63,000,000 -68,000,000 -23,000,000 -40,000,000 16,000,000 -50,000,000 -47,000,000 -80,000,000 -21,000,000 -194,000,000 -92,000,000 80,000,000 -55,000,000 -63,000,000 73,000,000 71,000,000 -67,000,000 53,000,000 8,000,000 -68,000,000 -73,000,000 104,000,000 49,000,000 -55,000,000 -40,000,000 61,000,000 11,000,000 -7,000,000 163,000,000 34,000,000 -53,000,000 -143,000,000 133,000,000 -2,000,000 -40,000,000 -24,000,000 99,000,000 -23,000,000 -131,000,000 -150,000,000 119,000,000 58,000,000 -114,000,000 -122,000,000 213,000,000 31,000,000 -81,000,000 -231,000,000 271,000,000 
          deferred fuel and purchased gas costs
        -261,000,000 60,000,000 69,000,000 204,000,000 495,000,000 340,000,000 219,000,000 327,000,000 89,000,000 -667,000,000 -602,000,000 -256,000,000 -231,000,000 -151,000,000 -149,000,000 162,000,000 93,000,000 27,000,000 -21,000,000 69,000,000 -31,000,000 -264,000,000 10,000,000 -2,000,000 -42,000,000 -37,000,000 -30,000,000 -30,000,000 -304,000,000 17,000,000 37,000,000 32,000,000 16,000,000 36,000,000 20,000,000 150,000,000 162,000,000 57,000,000 30,000,000 -40,000,000 -50,000,000 -99,000,000 -101,000,000 -39,000,000 -7,000,000 124,000,000 188,000,000 264,000,000 226,000,000 
          prepayments and deposits
        361,000,000 -446,000,000 96,000,000 -152,000,000 42,000,000                                             
          accounts payable
        108,000,000 -56,000,000   -126,000,000 306,000,000 -118,000,000 -106,000,000 -588,000,000 -123,000,000 17,000,000 52,000,000 13,000,000 -63,000,000 21,000,000 -164,000,000 -162,000,000 -284,000,000 234,000,000 -16,000,000 -94,000,000 -57,000,000 69,000,000 53,000,000 -71,000,000 -140,000,000 186,000,000 3,000,000 53,000,000 194,000,000 5,000,000 -14,000,000 -135,000,000 155,000,000 49,000,000 10,000,000 -275,000,000 6,000,000 -25,000,000 -95,000,000 -299,000,000 170,000,000 80,000,000 -41,000,000 -90,000,000 319,000,000 54,000,000 -265,000,000 -264,000,000 
          accrued interest, payroll and taxes
        36,000,000 277,000,000 500,000,000 -429,000,000 153,000,000 -33,000,000 408,000,000 -39,000,000 -161,000,000 183,000,000 37,000,000 -192,000,000 186,000,000 42,000,000 -177,000,000 -234,000,000 65,000,000 -329,000,000 2,000,000 76,000,000 13,000,000 -103,000,000 3,000,000 134,000,000 -54,000,000 -19,000,000 -2,000,000 159,000,000  11,000,000 29,000,000 -34,000,000 -33,000,000 -13,000,000 77,000,000 -165,000,000 89,000,000 -15,000,000 66,000,000 -138,000,000 -129,000,000 -104,000,000 -521,000,000 702,000,000 89,000,000 -77,000,000 39,000,000 -266,000,000 223,000,000 
          net realized and unrealized changes related to derivative activities
        179,000,000 70,000,000 -389,000,000 98,000,000 257,000,000 -215,000,000 4,000,000 -56,000,000 232,000,000 201,000,000 -116,000,000 29,000,000 313,000,000 337,000,000 -218,000,000    80,000,000 19,000,000 35,000,000 47,000,000                            
          pension and other postretirement benefits
        -228,000,000 -64,000,000 -222,000,000 -109,000,000 -115,000,000 -127,000,000 -118,000,000 -117,000,000 -122,000,000 -113,000,000 -114,000,000 -117,000,000 47,000,000      -35,000,000    -45,000,000                           
          other operating assets and liabilities
        -39,000,000 114,000,000 63,000,000 -246,000,000 -47,000,000 -255,000,000 72,000,000 -222,000,000 -137,000,000 71,000,000 -118,000,000 -191,000,000 2,000,000 -200,000,000 -243,000,000 -271,000,000 -281,000,000 -187,000,000 -9,000,000 165,000,000 -27,000,000 -20,000,000 -4,000,000 -44,000,000 -157,000,000 -71,000,000 119,000,000 -74,000,000 117,000,000 -70,000,000 10,000,000 -53,000,000 200,000,000 -162,000,000 -16,000,000 -22,000,000 91,000,000 -174,000,000 -16,000,000 103,000,000 63,000,000 164,000,000 49,000,000 -105,000,000 67,000,000 97,000,000 -152,000,000 -121,000,000 201,000,000 
          net cash from operating activities
        987,000,000 1,945,000,000 1,539,000,000 856,000,000 1,982,000,000 1,386,000,000 1,992,000,000 1,097,000,000 2,097,000,000 1,310,000,000 236,000,000 1,125,000,000 1,295,000,000 788,000,000 1,452,000,000 1,633,000,000 1,142,000,000 1,171,000,000 1,062,000,000 1,286,000,000 1,193,000,000 1,232,000,000 885,000,000 1,312,000,000 992,000,000 1,360,000,000 741,000,000 1,368,000,000 753,000,000 483,000,000 1,159,000,000 739,000,000 1,052,000,000 675,000,000 1,064,000,000 775,000,000 1,623,000,000 585,000,000 1,111,000,000 375,000,000 912,000,000 -59,000,000 478,000,000 -244,000,000 1,650,000,000 804,000,000 1,080,000,000 425,000,000 1,477,000,000 
          capital expenditures
          free cash flows
        987,000,000 1,945,000,000 1,539,000,000 856,000,000 1,982,000,000 1,386,000,000 1,992,000,000 1,097,000,000 2,097,000,000 1,310,000,000 236,000,000 1,125,000,000 1,295,000,000 788,000,000 1,452,000,000 1,633,000,000 1,142,000,000 1,171,000,000 1,062,000,000 1,286,000,000 1,193,000,000 1,232,000,000 885,000,000 1,312,000,000 992,000,000 1,360,000,000 741,000,000 1,368,000,000 753,000,000 483,000,000 1,159,000,000 739,000,000 1,052,000,000 675,000,000 1,064,000,000 775,000,000 1,623,000,000 585,000,000 1,111,000,000 375,000,000 912,000,000 -59,000,000 478,000,000 -244,000,000 1,650,000,000 804,000,000 1,080,000,000 425,000,000 1,477,000,000 
          investing activities
                                                         
          plant construction and other property additions
        -3,386,000,000 -3,039,000,000 -2,985,000,000 -2,965,000,000 -2,769,000,000 -3,045,000,000 -2,316,000,000 -2,630,000,000 -2,220,000,000 -2,032,000,000 -1,597,000,000 -1,622,000,000 -1,478,000,000 -1,336,000,000 -1,328,000,000 -1,462,000,000 -1,110,000,000 -1,002,000,000 -1,143,000,000 -1,065,000,000 -943,000,000 -1,103,000,000 -1,382,000,000 -1,374,000,000 -1,313,000,000 -1,435,000,000 -1,549,000,000 -1,376,000,000 -1,120,000,000 -1,126,000,000 -1,028,000,000 -1,046,000,000 -904,000,000 -1,261,000,000 -924,000,000 -979,000,000 -981,000,000 -1,036,000,000 -981,000,000 -829,000,000 -806,000,000 -875,000,000 -855,000,000 -777,000,000 -877,000,000 -912,000,000 -1,046,000,000 -911,000,000 -796,000,000 
          acquisition of solar development projects
        -2,000,000 -15,000,000 -26,000,000 -161,000,000 -10,000,000 -2,000,000 -1,000,000 -11,000,000 -18,000,000 -84,000,000 -37,000,000 -51,000,000 -13,000,000 -23,000,000 -8,000,000 -123,000,000 -29,000,000 -43,000,000 -57,000,000 -44,000,000 -7,000,000 -62,000,000 -63,000,000 -186,000,000 -94,000,000 -19,000,000  -47,000,000                     
          proceeds from sale of noncontrolling interest in cove point
                                                        
          proceeds from east ohio, questar gas and psnc transactions
                                                        
          proceeds from sales of securities
        7,929,000,000 869,000,000 651,000,000 884,000,000 695,000,000 959,000,000 869,000,000 594,000,000 544,000,000 605,000,000 1,267,000,000 814,000,000 614,000,000 945,000,000 1,765,000,000 602,000,000 376,000,000 506,000,000 503,000,000 457,000,000 425,000,000 419,000,000 335,000,000 377,000,000 363,000,000 756,000,000 413,000,000 300,000,000 442,000,000 216,000,000 398,000,000 308,000,000 554,000,000 316,000,000 276,000,000 349,000,000 415,000,000             
          purchases of securities
        -7,921,000,000 -922,000,000 -679,000,000 -914,000,000 -757,000,000 -970,000,000 -881,000,000 -694,000,000 -607,000,000 -628,000,000 -1,027,000,000 -824,000,000 -605,000,000 -918,000,000 -1,765,000,000 -631,000,000 -394,000,000 -494,000,000 -530,000,000 -474,000,000 -437,000,000 -453,000,000 -385,000,000 -399,000,000 -370,000,000 -786,000,000 -439,000,000 -313,000,000 -441,000,000 -215,000,000 -393,000,000 -311,000,000 -574,000,000 -345,000,000 -284,000,000 -343,000,000 -420,000,000 -365,000,000 -476,000,000 -461,000,000 -522,000,000  -406,000,000 -1,525,000,000 -539,000,000     
          proceeds from sales of assets
                                                         
          contributions to equity method affiliates
        -4,000,000 -3,000,000 -6,000,000 -1,000,000 -7,000,000 -25,000,000 -31,000,000 -38,000,000 -10,000,000 -3,000,000 -16,000,000 -15,000,000 -23,000,000 -6,000,000 -977,000,000 -11,000,000 -63,000,000 -69,000,000 -146,000,000 -148,000,000 -47,000,000 -87,000,000 -27,000,000 -91,000,000 -106,000,000 -146,000,000                        
          distributions from equity method affiliates
          126,000,000                                             
          other
        -86,000,000 -19,000,000 -26,000,000 -7,000,000 -17,000,000 -40,000,000 -30,000,000 46,000,000 2,000,000 -17,000,000 -117,000,000 -36,000,000 -31,000,000 -132,000,000 20,000,000 33,000,000 -9,000,000 -7,000,000 -8,000,000 -2,000,000 -7,000,000 4,000,000 35,000,000 -10,000,000 -7,000,000 11,000,000 -71,000,000 -27,000,000 -24,000,000 -17,000,000 -35,000,000 3,000,000 62,000,000 103,000,000 -9,000,000 21,000,000 3,000,000 -11,000,000 65,000,000 28,000,000 18,000,000 -37,000,000 27,000,000 26,000,000 22,000,000 2,000,000 9,000,000 70,000,000 -37,000,000 
          net cash from investing activities
        -3,468,000,000 -3,116,000,000 -1,035,000,000 -57,000,000 1,385,000,000 -3,116,000,000 923,000,000 -2,712,000,000 -2,302,000,000 629,000,000 -3,574,000,000 -1,574,000,000 -2,839,000,000 -1,460,000,000 -2,308,000,000 -1,641,000,000 -1,281,000,000 -552,000,000 1,011,000,000 -1,133,000,000 -1,053,000,000 -1,183,000,000 -1,120,000,000 -1,557,000,000 -1,622,000,000 -1,694,000,000 -1,674,000,000 -5,304,000,000 -919,000,000 -1,110,000,000 -463,000,000 -1,023,000,000 -862,000,000 -1,056,000,000 -920,000,000 -918,000,000 -946,000,000 -957,000,000 -829,000,000 -783,000,000 -752,000,000 -806,000,000 -436,000,000 1,832,000,000 -171,000,000 -951,000,000 -956,000,000 -914,000,000 -874,000,000 
          financing activities
                                                         
          issuance (repayment) of short-term debt
        -65,000,000 -1,253,000,000  -464,000,000 -330,000,000            135,000,000 1,905,000,000           45,000,000                 646,000,000 -430,000,000 -540,000,000 -411,000,000 
          364-day term loan facility borrowings
          3,000,000,000 2,250,000,000 975,000,000 2,500,000,000                                         
          repayment of 364-day term loan facility borrowings
          -976,000,000 -6,774,000,000 -225,000,000                                            
          issuance and remarketing of long-term debt
        1,250,000,000 3,447,000,000 1,500,000,000   650,000,000 1,000,000,000   1,250,000,000                 1,992,000,000       1,050,000,000 450,000,000 75,000,000 1,185,000,000 1,060,000,000         
          repayment and repurchase of long-term debt
        -750,000,000 -222,000,000 -700,000,000 -242,000,000 -942,000,000 -3,279,000,000   -992,000,000             -43,000,000 -1,039,000,000 -89,000,000 -401,000,000  -669,000,000         -104,000,000             
          issuance of securitization bonds
          1,282,000,000                                             
          repayment of securitization bonds
        -83,000,000                                                
          supplemental credit facility borrowings
             450,000,000 450,000,000   650,000,000                                     
          supplemental credit facility repayments
                                                        
          proceeds from sale of noncontrolling interest in oswp
                                                       
          contributions from stonepeak to oswp
        428,000,000 417,000,000                                                
          distributions from oswp to stonepeak
        -74,000,000 -61,000,000                                                
          series b preferred stock repurchase and redemption
                                                         
          issuance of common stock
        1,383,000,000 35,000,000 36,000,000 35,000,000 31,000,000 3,000,000 6,000,000 42,000,000 43,000,000 43,000,000 1,656,000,000 45,000,000 47,000,000 49,000,000 48,000,000 78,000,000 78,000,000 247,000,000 1,724,000,000 75,000,000 81,000,000 581,000,000 69,000,000 1,077,000,000 77,000,000 79,000,000 73,000,000 621,000,000  72,000,000 62,000,000 71,000,000 73,000,000 68,000,000 58,000,000 70,000,000 69,000,000 1,000,000 5,000,000 15,000,000 17,000,000 8,000,000 18,000,000 21,000,000 27,000,000 75,000,000 67,000,000 167,000,000 147,000,000 
          common dividend payments
        -570,000,000 -570,000,000 -559,000,000 -560,000,000 -559,000,000 -559,000,000 -559,000,000 -558,000,000 -557,000,000 -557,000,000 -555,000,000 -541,000,000 -510,000,000 -508,000,000 -508,000,000 -788,000,000 -736,000,000 -733,000,000 -550,000,000 -546,000,000 -545,000,000 -544,000,000 -496,000,000 -486,000,000 -475,000,000 -474,000,000 -440,000,000 -438,000,000 -349,000,000 -326,000,000 -326,000,000 -326,000,000 -324,000,000 -303,000,000 -303,000,000 -302,000,000 -301,000,000 -281,000,000 -280,000,000 -283,000,000 -285,000,000 -266,000,000 -266,000,000 -269,000,000 -275,000,000 -262,000,000 -261,000,000 -259,000,000 -257,000,000 
          net cash from financing activities
        1,758,000,000 1,824,000,000 1,191,000,000 -928,000,000 -3,332,000,000 1,784,000,000 -2,983,000,000 -26,000,000 1,820,000,000 -2,006,000,000 3,151,000,000 635,000,000 1,507,000,000 414,000,000 1,171,000,000 1,006,000,000 72,000,000 -383,000,000 -2,069,000,000 -120,000,000 -120,000,000 100,000,000 128,000,000 212,000,000 404,000,000 559,000,000 943,000,000 3,810,000,000 78,000,000 656,000,000 -599,000,000 439,000,000 -403,000,000 548,000,000 -225,000,000 172,000,000 -646,000,000 262,000,000 -150,000,000 300,000,000 -34,000,000 481,000,000 -7,000,000 -1,262,000,000 -1,444,000,000 144,000,000 -137,000,000 408,000,000 -527,000,000 
          increase in cash, restricted cash and equivalents
        -723,000,000 653,000,000   35,000,000    1,615,000,000 -67,000,000 -187,000,000 186,000,000 -37,000,000 -258,000,000 315,000,000 998,000,000 -67,000,000 236,000,000 4,000,000 33,000,000 20,000,000 149,000,000                            
          cash, restricted cash and equivalents at beginning of period
        301,000,000 341,000,000 408,000,000 247,000,000 269,000,000 391,000,000  185,000,000                            
          cash, restricted cash and equivalents at end of period
        -723,000,000 653,000,000 1,695,000,000 -129,000,000 336,000,000 54,000,000 -68,000,000 -1,641,000,000 1,956,000,000 -67,000,000 -187,000,000 594,000,000 -37,000,000 -258,000,000 562,000,000 1,267,000,000 -67,000,000 627,000,000  33,000,000 20,000,000 334,000,000                            
          deferred investment tax benefits
         300,000,000                                                
          losses from east ohio, questar gas and psnc transactions
                                                         
          net (gains) losses on nuclear decommissioning trust funds and other investments
              80,000,000 -174,000,000 -134,000,000 102,000,000 443,000,000 113,000,000      -271,000,000                                
          repurchase of preferred stock
                                                        
          losses from east ohio and questar gas transactions
                                                         
          net losses on nuclear decommissioning trust funds and other investments
                                                         
          proceeds from east ohio and questar gas transactions
                                                         
          gains on sales of assets and equity method investments
                   -34,000,000       -810,000,000                               
          net gains on nuclear decommissioning trust funds and other investments
          -194,000,000 -101,000,000 -294,000,000                                             
          proceeds from sale of assets
                                                         
          issuance of short-term debt
             171,000,000 -790,000,000 1,029,000,000 123,000,000 -136,000,000 531,000,000 234,000,000   1,921,000,000 1,279,000,000                                  
          operating revenue
          225,000,000 48,000,000 2,489,000,000  394,000,000 -133,000,000 2,384,000,000  8,000,000 2,167,000,000 235,000,000 -89,000,000 1,830,000,000       1,748,000,000                            
          operating expenses
                                                         
          electric fuel and other energy-related purchases
          -17,000,000 6,000,000 701,000,000  30,000,000 -93,000,000 799,000,000  17,000,000 516,000,000 166,000,000 -57,000,000 406,000,000       591,000,000                            
          purchased electric capacity
          8,000,000 3,000,000 13,000,000  5,000,000 2,000,000 8,000,000                                         
          other operations and maintenance:
                                                         
          affiliated suppliers
          -3,000,000 11,000,000 102,000,000  -1,000,000 6,000,000 93,000,000  -7,000,000 91,000,000 -1,000,000 -9,000,000 87,000,000       83,000,000                            
          depreciation and amortization
          -70,000,000 -3,000,000 448,000,000  56,000,000 -15,000,000 447,000,000  -4,000,000 429,000,000 20,000,000 -1,000,000 324,000,000       297,000,000                            
          other taxes
          11,000,000 -21,000,000 93,000,000  4,000,000 -18,000,000 85,000,000  8,000,000 75,000,000 3,000,000 -10,000,000 93,000,000       83,000,000                            
          total operating expenses
          11,000,000 6,000,000 1,769,000,000  131,000,000 -91,000,000 1,787,000,000  334,000,000 1,605,000,000 29,000,000 -112,000,000 1,282,000,000       1,384,000,000                            
          income from operations
          214,000,000 42,000,000 720,000,000  263,000,000 -42,000,000 597,000,000  -326,000,000 562,000,000 206,000,000 23,000,000 548,000,000       364,000,000                            
          other income
          20,000,000 -25,000,000 63,000,000  -49,000,000 12,000,000 36,000,000  -48,000,000 4,000,000 -19,000,000 8,000,000 32,000,000       3,000,000                            
          interest and related charges
          35,000,000 14,000,000 190,000,000  33,000,000 1,000,000 181,000,000  -3,000,000 148,000,000 8,000,000 -8,000,000 136,000,000       132,000,000                            
          income before income tax expense
          199,000,000 3,000,000 593,000,000  181,000,000 -31,000,000 452,000,000  -371,000,000 418,000,000 179,000,000 39,000,000 444,000,000       235,000,000                            
          income tax expense
          24,000,000 -11,000,000 128,000,000  40,000,000 -10,000,000 99,000,000   61,000,000 37,000,000 -1,000,000 70,000,000       51,000,000                            
          net income
          175,000,000 14,000,000 465,000,000  141,000,000 -21,000,000 353,000,000  -310,000,000 357,000,000 142,000,000 40,000,000 374,000,000       184,000,000                           248,000,000 
          gains on sales of assets
                            -44,000,000                            
          decrease in cash, restricted cash and equivalents
              -68,000,000                                           
          income from east ohio transaction
            102,000,000                                             
          proceeds from east ohio transaction
            4,275,000,000                                             
          issuance of long-term debt
            1,000,000,000    1,500,000,000   1,000,000,000 1,250,000,000 1,100,000,000 150,000,000 950,000,000 198,000,000 600,000,000  2,000,000,000 1,450,000,000 950,000,000  750,000,000 780,000,000 1,950,000,000   1,150,000,000  585,000,000 1,100,000,000 1,250,000,000         540,000,000    500,000,000   
          gain from sale of q-pipe group and gt&s transaction
                                                         
          net income on sale of interest in renewable generation facilities
                                                         
          benefit from refunds and rate credits to electric utility customers
                        -35,000,000 988,000,000                                
          losses
                                                        
          net (gains) losses on nuclear decommissioning trusts funds and other investments
                                                         
          prepayments
             -7,000,000 80,000,000 -78,000,000 43,000,000 -22,000,000 -102,000,000 21,000,000 22,000,000 -167,000,000 24,000,000 38,000,000 -67,000,000 89,000,000 30,000,000 -66,000,000 -12,000,000 -3,000,000 -96,000,000 2,000,000 14,000,000 18,000,000 -50,000,000 16,000,000  77,000,000 134,000,000 -71,000,000 -17,000,000 -13,000,000   37,000,000 34,000,000 -43,000,000 -64,000,000 54,000,000 -135,000,000 -25,000,000 39,000,000 260,000,000   -48,000,000 35,000,000 
          margin deposit assets and liabilities
             138,000,000 7,000,000 25,000,000 286,000,000 139,000,000 -239,000,000 -52,000,000 -363,000,000 -116,000,000 -60,000,000 46,000,000 20,000,000 93,000,000  29,000,000 -1,000,000 -33,000,000 -61,000,000 -3,000,000 46,000,000 8,000,000 -67,000,000 14,000,000 105,000,000 -387,000,000 -48,000,000 86,000,000 -65,000,000  -51,000,000 80,000,000 97,000,000 21,000,000 50,000,000 -22,000,000 -120,000,000 -124,000,000 -28,000,000 -109,000,000 114,000,000 -79,000,000 -57,000,000 -116,000,000 -21,000,000 
          proceeds from sale of hope
                                                         
          proceeds from sale of q-pipe group
                                                         
          repayment of q-pipe transaction deposit
                                                         
          proceeds from sale of non-wholly-owned nonregulated solar facilities
                                                         
          proceeds from sales of assets and equity method investments
                       14,000,000 42,000,000 154,000,000                                
          short-term deposit
                                                        
          return of short-term deposit
                                                         
          repayment of supplemental 364-day credit facility borrowings
                    -225,000,000                                   
          issuance of preferred stock
                                                         
          series a preferred stock redemption
                                                         
          deferred income taxes and investment tax credits
              1,074,000,000 131,000,000 174,000,000 124,000,000 -101,000,000 246,000,000 -12,000,000 -5,000,000 216,000,000 -65,000,000 1,000,000 106,000,000 31,000,000 257,000,000 98,000,000 131,000,000 -655,000,000 246,000,000 156,000,000 250,000,000 244,000,000 206,000,000 232,000,000 136,000,000 206,000,000 129,000,000 266,000,000 -304,000,000 106,000,000 175,000,000 269,000,000 113,000,000 189,000,000 227,000,000 227,000,000 372,000,000 520,000,000 -37,000,000 -173,000,000 -152,000,000 105,000,000 -82,000,000 -365,000,000 
          proceeds from sale of assets and equity method investments
              21,000,000   146,000,000                                      
          repayment of supplemental credit facility borrowings
                                                       
          losses (gains) on sales of assets and equity method investments
                                                        
          repayment of long-term debt
                -2,197,000,000   -39,000,000        -314,000,000 -1,660,000,000 -1,180,000,000       -608,000,000    -712,000,000  -869,000,000    -36,000,000    -3,000,000 -407,000,000 -4,000,000  -1,000,000 -129,000,000 -4,000,000 
          benefit from refunds to electric utility customers
                                                         
          issuance of short-term notes
                       500,000,000   500,000,000 950,000,000                           
          customer deposits
                   -1,000,000 -4,000,000 -6,000,000 -9,000,000 -13,000,000 -50,000,000 -35,000,000   7,000,000 101,000,000                            
          purchased (excess) electric capacity
                   11,000,000 11,000,000         14,000,000                            
          income from investment in atlantic coast pipeline
                    -3,000,000                                     
          acquisition of equity method investments
                                                         
          repayment of short-term notes
                                                         
          supplemental 364-day credit facility borrowings
                                                         
          repayment of long-term debt, including redemption premiums
                    -1,986,000,000 -561,000,000 -161,000,000 -932,000,000 -1,161,000,000 -2,217,000,000             -29,000,000                   
          repurchase of common stock
                                             -327,000,000 -274,000,000 -400,000,000 -309,000,000 -191,000,000     
          net incomees (gains) on nuclear decommissioning trust funds and other investments
                     -212,000,000 -152,000,000 526,000,000                                  
          excess electric capacity
                      -3,000,000                                   
          revision to future ash pond and landfill closure costs
                        -113,000,000                                
          cash and restricted cash acquired in the scana combination
                        389,000,000                                
          acquisitions of equity method investments
                       -178,000,000                                  
          repayment of credit facility borrowings
                        -113,000,000                                
          supplemental cash flow information
                                                         
          significant noncash investing and financing activities:
                                                         
          accrued capital expenditures
                       343,000,000 110,000,000 201,000,000 110,000,000 -56,000,000 78,000,000 175,000,000 -12,000,000 85,000,000 40,000,000 230,000,000 86,000,000 84,000,000 261,000,000 104,000,000 99,000,000 -28,000,000 200,000,000 60,000,000 66,000,000 -36,000,000 298,000,000 91,000,000 40,000,000 30,000,000 167,000,000 48,000,000 -23,000,000 49,000,000 166,000,000 56,000,000 -5,000,000 3,000,000 186,000,000 
          financing leases
                       17,000,000                                  
          see note 3 for noncash investing and financing activities related to the scana combination.
                                                         
          charge related to a voluntary retirement program
                                                         
          charge associated with future ash pond and landfill closure costs
                                                        
          credit facility borrowings
                                                       
          issuance of 2019 equity units
                                                         
          leases
                                                         
          see note 2 for noncash investing and financing activities related to the adoption of a new accounting standard for leasing arrangements.
                                                         
          current income tax for dominion energy questar pipeline contribution to dominion energy midstream
                                                         
          proceeds from assignment of tower rental portfolio
                              91,000,000                        
          contribution to pension plan
                              -75,000,000                        
          benefit from rate credits to electric utility customers
                          -138,000,000 215,000,000                            
          charges associated with equity method investments
                                                         
          charges associated with future ash pond and landfill closure costs
                                                         
          impairment of assets and related charges
                                                         
          asset retirement obligations
                                                         
          acquisition of dominion energy questar, net of cash acquired
                                                         
          proceeds from the sale of certain retail energy marketing assets
                                                         
          proceeds from assignment of shale development rights
                             44,000,000                            
          repayment and repurchase of short-term notes
                                 -1,200,000,000                      
          net proceeds from issuance of dominion energy midstream common units
                                                         
          net proceeds from issuance of dominion energy midstream preferred units
                                                         
          proceeds from sale of interest in merchant solar projects
                                                       
          contributions from nrg and sunedison to four brothers and three cedars
                              3,000,000 6,000,000                        
          cash, restricted cash and equivalents at beginning of year
                                                         
          cash, restricted cash and equivalents at end of year
                                                         
          cash paid during the year for:
                                                         
          interest and related charges, excluding capitalized amounts
                                                         
          income taxes
                                                         
          receivables from sales of assets and equity method investments
                                                         
          guarantee provided by equity method affiliate
                                                         
          charge associated with ferc-regulated plant disallowance
                                                        
          net gains on nuclear decommissioning trusts funds and other investments
                                                         
          proceeds from assignments of shale development rights
                           65,000,000       5,000,000                      
          proceeds from sale of certain merchant generation assets
                                                         
          repayment of short-term debt
                           190,000,000 32,000,000 -585,000,000  227,000,000 206,000,000 -528,000,000  -641,000,000   40,000,000 102,000,000 -409,000,000    -757,000,000    -538,000,000  100,000,000 -295,000,000 -1,000,000,000     
          significant noncash investing activities:
                                                         
          gains on the sales of assets
                                                         
          acquisition of decg
                                                         
          sale of certain retail energy marketing assets
                                                         
          increase in cash and cash equivalents
                                 225,000,000    29,000,000 97,000,000 155,000,000 -213,000,000 167,000,000 -81,000,000 29,000,000 31,000,000 -110,000,000 132,000,000 -108,000,000 126,000,000 -384,000,000 35,000,000 326,000,000 35,000,000    76,000,000 
          cash and cash equivalents at beginning of year
                                                         
          cash and cash equivalents at end of year
                                                         
          guarantee provided to equity method affiliate
                                                         
          dominion energy midstream’s acquisition of a noncontrolling partnership interest in iroquois in exchange for issuance of dominion energy midstream common units
                                                         
          gains on the sales of assets and equity method investment in iroquois
                                   -5,000,000                      
          decrease in cash and cash equivalents
                               -33,000,000    -126,000,000 -88,000,000                  -13,000,000   
          cash and cash equivalents at beginning of period
                               261,000,000  316,000,000  248,000,000  102,000,000  62,000,000  50,000,000  71,000,000 
          cash and cash equivalents at end of period
                               -33,000,000 -226,000,000 486,000,000  -126,000,000 228,000,000  97,000,000 155,000,000 35,000,000  -81,000,000 29,000,000 133,000,000  132,000,000 -108,000,000 188,000,000  35,000,000 326,000,000 85,000,000  -13,000,000 -81,000,000 147,000,000 
          restricted cash and cash equivalents
                                                         
          current income tax for questar pipeline contribution to dominion midstream
                                                         
          gains on the sale of assets and businesses and equity method investment in iroquois
                                                         
          charges associated with north anna and offshore wind legislation
                                                         
          charges associated with liability management exercise
                                                         
          acquisition of dominion questar, net of cash acquired
                                  -9,000,000                       
          acquisition of dcg
                                                         
          proceeds from the sale of electric retail energy marketing business
                                    187,000,000                     
          proceeds from blue racer
                                                         
          repayment and repurchase of long-term debt, including redemption premiums
                                                         
          net proceeds from issuance of dominion midstream common units
                                                         
          net proceeds from issuance of dominion midstream convertible preferred units
                                                         
          contributions from sunedison to four brothers and three cedars
                                  11,000,000 16,000,000                      
          subsidiary preferred stock redemption
                                    -125,000,000                     
          subsidiary preferred dividend payments
                                    -4,000,000 -5,000,000 -4,000,000 -4,000,000 -4,000,000 -4,000,000 -4,000,000 -4,000,000 -4,000,000 -5,000,000 -4,000,000 -4,000,000 -4,000,000 -5,000,000 -4,000,000 -4,000,000 -4,000,000 -5,000,000 -4,000,000   
          dominion midstream’s acquisition of a noncontrolling partnership interest in iroquois in exchange for issuance of dominion midstream common units
                                                         
          gains on the sale of assets and businesses
                                                         
          proceeds from the sale of assets to blue racer
                                    84,000,000                     
          gains on the sale of assets
                                    -159,000,000                     
          repayment of affiliated notes payable
                                        -258,000,000                 
          impairment of generation assets
                                                         
          net reserves (payments) related to rate refunds
                                                         
          proceeds from the sale of brayton point, kincaid and equity method investment in elwood
                                                         
          restricted cash equivalents
                                     2,000,000   16,000,000 21,000,000 34,000,000 37,000,000 63,000,000 97,000,000 43,000,000 56,000,000         
          repayment of junior subordinated notes
                                                       
          acquisition of juniper noncontrolling interest in fairless
                                                        
          cash paid (received) during the year for:
                                                         
          consolidation of vie—assets at fair value
                                                         
          consolidation of vie—debt
                                                         
          impairment of merchant generation assets
                                                         
          rate refunds
                                      -5,000,000  -29,000,000 -48,000,000 -55,000,000  -19,000,000           
          contribution of assets in exchange for additional ownership interest in blue racer
                                                         
          gain from sale of appalachian e&p operations
                                                       
          income from sale of peoples
                                                         
          contributions to pension plans
                                                         
          charges (payments) related to workforce reduction program
                                             -22,000,000            
          gain on the sale of assets to blue racer
                                                         
          proceeds from sale of appalachian e&p operations
                                                         
          proceeds from sale of peoples
                                                         
          impairment of gas and oil properties
                                                 21,000,000 455,000,000 
          net reserves (payments) related to rate cases
                                                         
          investment in affiliates and partnerships
                                                     -3,000,000    
          distributions from affiliates and partnerships
                                                        
          debt for equity exchange
                                                     56,000,000 
          loss from sale of peoples
                                                  -4,000,000 117,000,000     
          impairment of merchant generation facility
                                                       
          contribution to employee pension plans
                                                        
          proceeds from the sale of appalachian e&p operations
                                                        
          proceeds from the sale of peoples
                                                  4,000,000 737,000,000     
          proceeds from sale of securities
                                              466,000,000 436,000,000 502,000,000  798,000,000 627,000,000 513,000,000     
          charges related to workforce reduction program
                                                    338,000,000     
          reserve for rate refunds
                                                         
          contributions to qualified pension plans
                                                         
          additions to gas and oil properties, including acquisitions
                                                         
          proceeds from assignment of natural gas drilling rights
                                                         
          proceeds from sales of securities and loan receivable collections and payoffs
                                                         
          purchases of securities and loan receivable originations
                                                     -217,000,000 -534,000,000 -471,000,000 -289,000,000 
          accrued common and preferred dividends
                                                         
          accrued charges related to workforce reduction program
                                                  -27,000,000       
          rate settlement
                                                         
          supplemental cash flow information:
                                                         
          significant noncash investing and financing activities
                                                         
          base rate case refunds
                                                         
          net change in realized and unrealized derivative losses
                                                    87,000,000    -45,000,000 
          additions to gas and oil properties
                                                    -27,000,000  -50,000,000 -40,000,000 -41,000,000 
          adjustments to reconcile net income to net cash from operating activities:
                                                         
          proposed rate settlement
                                                         
          revision to asset retirement obligation
                                                         
          costs associated with early retirement of debt
                                                         
          gain on sale of non-appalachian e&p business
                                                         
          extraordinary item, net of income taxes
                                                         
          charges related to termination of vpp agreements
                                                         
          net change in realized and unrealized derivative (gains) losses
                                                         
          proceeds from sale of merchant generation peaking facilities
                                                         
          proceeds from sale of non-appalachian e&p business
                                                         
          dominion capital, inc. impairment loss
                                                         
          proceeds from sale of securities and loan receivable collections and payoffs
                                                      531,000,000 438,000,000 289,000,000 
          dci impairment losses
                                                         
          charges (benefits) related to planned sale of gas distribution subsidiaries
                                                         
          proceeds from sales of gas and oil properties
                                                         
          proceeds from sale of emissions allowances held for consumption