2023 Q1 Form 10-K Financial Statement
#000009212223000012 Filed on February 16, 2023
Income Statement
Concept | 2023 Q1 | 2022 Q4 | 2022 |
---|---|---|---|
Revenue | $6.480B | $7.047B | $29.28B |
YoY Change | -2.53% | 22.2% | 26.68% |
Cost Of Revenue | $1.267B | $1.593B | $4.993B |
YoY Change | -9.24% | 52.59% | 69.03% |
Gross Profit | $5.213B | $5.454B | $24.29B |
YoY Change | -0.74% | 15.48% | 20.47% |
Gross Profit Margin | 80.45% | 77.39% | 82.95% |
Selling, General & Admin | |||
YoY Change | |||
% of Gross Profit | |||
Research & Development | |||
YoY Change | |||
% of Gross Profit | |||
Depreciation & Amortization | $1.233B | $980.0M | $4.064B |
YoY Change | 24.67% | -4.76% | 2.29% |
% of Gross Profit | 23.65% | 17.97% | 16.73% |
Operating Expenses | $4.037B | $4.868B | $18.54B |
YoY Change | 3.75% | 17.61% | 23.98% |
Operating Profit | $1.218B | $586.0M | $5.370B |
YoY Change | -11.99% | 0.34% | 45.21% |
Interest Expense | -$534.0M | -$519.0M | -$1.871B |
YoY Change | 28.37% | 16.89% | 6.25% |
% of Operating Profit | -43.84% | -88.57% | -34.84% |
Other Income/Expense, Net | -$322.0M | $147.0M | -$1.147B |
YoY Change | 46.36% | -29.67% | 2.23% |
Pretax Income | $896.0M | -$234.0M | $4.223B |
YoY Change | -23.02% | -58.66% | 63.94% |
Income Tax | $97.00M | -$96.00M | $795.0M |
% Of Pretax Income | 10.83% | 18.83% | |
Net Earnings | $799.0M | -$87.00M | $3.428B |
YoY Change | -19.37% | -58.77% | 48.46% |
Net Earnings / Revenue | 12.33% | -1.23% | 11.71% |
Basic Earnings Per Share | $0.79 | $3.28 | |
Diluted Earnings Per Share | $0.79 | -$0.08 | $3.26 |
COMMON SHARES | |||
Basic Shares Outstanding | 1.089B shares | 1.075B shares | |
Diluted Shares Outstanding | 1.098B shares | 1.081B shares |
Balance Sheet
Concept | 2023 Q1 | 2022 Q4 | 2022 |
---|---|---|---|
SHORT-TERM ASSETS | |||
Cash & Short-Term Investments | $1.053B | $1.917B | $1.917B |
YoY Change | -36.64% | 6.62% | 6.62% |
Cash & Equivalents | $1.053B | $1.917B | $1.917B |
Short-Term Investments | |||
Other Short-Term Assets | $395.0M | $344.0M | $3.010B |
YoY Change | 96.52% | 48.92% | 31.15% |
Inventory | $2.750B | $2.785B | $2.785B |
Prepaid Expenses | $626.0M | $347.0M | |
Receivables | $1.810B | $2.067B | $2.067B |
Other Receivables | $994.0M | $637.0M | $637.0M |
Total Short-Term Assets | $9.555B | $10.42B | $10.42B |
YoY Change | 2.78% | 16.19% | 16.19% |
LONG-TERM ASSETS | |||
Property, Plant & Equipment | $95.63B | $94.57B | $96.10B |
YoY Change | 4.18% | 3.8% | 3.55% |
Goodwill | $5.161B | $5.161B | |
YoY Change | -2.25% | -2.25% | |
Intangibles | $397.0M | $406.0M | |
YoY Change | -8.74% | -8.76% | |
Long-Term Investments | $1.408B | $1.443B | $1.443B |
YoY Change | 8.89% | 12.56% | 12.56% |
Other Assets | $1.456B | $1.485B | $21.36B |
YoY Change | -23.29% | -16.39% | 13.92% |
Total Long-Term Assets | $125.2B | $124.5B | $124.5B |
YoY Change | 4.91% | 4.98% | 4.98% |
TOTAL ASSETS | |||
Total Short-Term Assets | $9.555B | $10.42B | $10.42B |
Total Long-Term Assets | $125.2B | $124.5B | $124.5B |
Total Assets | $134.8B | $134.9B | $134.9B |
YoY Change | 4.76% | 5.77% | 5.77% |
SHORT-TERM LIABILITIES | |||
YoY Change | |||
Accounts Payable | $2.365B | $3.525B | $3.525B |
YoY Change | 5.06% | 62.52% | 62.52% |
Accrued Expenses | $1.738B | $2.702B | $2.702B |
YoY Change | 6.11% | 8.34% | 8.34% |
Deferred Revenue | |||
YoY Change | |||
Short-Term Debt | $2.554B | $2.609B | $2.609B |
YoY Change | 9.61% | 81.18% | 81.18% |
Long-Term Debt Due | $4.363B | $4.285B | $4.285B |
YoY Change | 265.72% | 98.66% | 98.66% |
Total Short-Term Liabilities | $13.89B | $15.72B | $15.72B |
YoY Change | 33.15% | 43.98% | 43.98% |
LONG-TERM LIABILITIES | |||
Long-Term Debt | $52.06B | $50.66B | $50.66B |
YoY Change | 2.82% | 1.07% | 1.07% |
Other Long-Term Liabilities | $1.118B | $1.167B | $16.58B |
YoY Change | 15.73% | 43.01% | -5.0% |
Total Long-Term Liabilities | $1.118B | $1.167B | $67.23B |
YoY Change | 15.73% | 43.01% | -0.5% |
TOTAL LIABILITIES | |||
Total Short-Term Liabilities | $13.89B | $15.72B | $15.72B |
Total Long-Term Liabilities | $1.118B | $1.167B | $67.23B |
Total Liabilities | $100.2B | $100.4B | $104.5B |
YoY Change | 4.68% | 5.68% | 5.15% |
SHAREHOLDERS EQUITY | |||
Retained Earnings | $11.54B | ||
YoY Change | 5.57% | ||
Common Stock | $19.09B | ||
YoY Change | 10.8% | ||
Preferred Stock | |||
YoY Change | |||
Treasury Stock (at cost) | $53.00M | ||
YoY Change | 12.77% | ||
Treasury Stock Shares | 1.000M shares | ||
Shareholders Equity | $30.53B | $30.41B | $30.41B |
YoY Change | |||
Total Liabilities & Shareholders Equity | $134.8B | $134.9B | $134.9B |
YoY Change | 4.76% | 5.77% | 5.77% |
Cashflow Statement
Concept | 2023 Q1 | 2022 Q4 | 2022 |
---|---|---|---|
OPERATING ACTIVITIES | |||
Net Income | $799.0M | -$87.00M | $3.428B |
YoY Change | -19.37% | -58.77% | 48.46% |
Depreciation, Depletion And Amortization | $1.233B | $980.0M | $4.064B |
YoY Change | 24.67% | -4.76% | 2.29% |
Cash From Operating Activities | $844.0M | $1.285B | $6.302B |
YoY Change | -46.98% | 18.11% | 2.16% |
INVESTING ACTIVITIES | |||
Capital Expenditures | $1.850B | $2.421B | $7.923B |
YoY Change | 30.37% | -219.97% | 9.43% |
Acquisitions | |||
YoY Change | |||
Other Investing Activities | $91.00M | -$57.00M | -$70.00M |
YoY Change | -182.73% | -111.07% | -5.41% |
Cash From Investing Activities | -$2.118B | -$2.478B | -$8.430B |
YoY Change | 36.21% | 64.87% | 14.65% |
FINANCING ACTIVITIES | |||
Cash Dividend Paid | |||
YoY Change | |||
Common Stock Issuance & Retirement, Net | $1.808B | ||
YoY Change | 2376.71% | ||
Debt Paid & Issued, Net | |||
YoY Change | |||
Cash From Financing Activities | $454.0M | 1.217B | $2.336B |
YoY Change | -335.23% | 751.05% | 20.1% |
NET CHANGE | |||
Cash From Operating Activities | $844.0M | 1.285B | $6.302B |
Cash From Investing Activities | -$2.118B | -2.478B | -$8.430B |
Cash From Financing Activities | $454.0M | 1.217B | $2.336B |
Net Change In Cash | -$820.0M | 24.00M | $208.0M |
YoY Change | 425.64% | -108.82% | -72.67% |
FREE CASH FLOW | |||
Cash From Operating Activities | $844.0M | $1.285B | $6.302B |
Capital Expenditures | $1.850B | $2.421B | $7.923B |
Free Cash Flow | -$1.006B | -$1.136B | -$1.621B |
YoY Change | -681.5% | -136.57% | 51.35% |
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CY2021 | us-gaap |
Profit Loss
ProfitLoss
|
2309000000 | usd |
CY2020 | us-gaap |
Profit Loss
ProfitLoss
|
3103000000 | usd |
CY2022 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax
|
-19000000 | usd |
CY2021 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax
|
-16000000 | usd |
CY2020 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax
|
3000000 | usd |
CY2022 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax
|
-60000000 | usd |
CY2021 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax
|
-49000000 | usd |
CY2020 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax
|
10000000 | usd |
CY2022 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax
|
-23000000 | usd |
CY2021 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax
|
-31000000 | usd |
CY2020 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax
|
13000000 | usd |
CY2022 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax
|
-73000000 | usd |
CY2021 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax
|
-96000000 | usd |
CY2020 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax
|
40000000 | usd |
CY2022 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax
|
18000000 | usd |
CY2021 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax
|
37000000 | usd |
CY2020 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax
|
-17000000 | usd |
CY2022 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
|
48000000 | usd |
CY2021 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
|
98000000 | usd |
CY2020 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
|
-55000000 | usd |
CY2022 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax
|
-3000000 | usd |
CY2021 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax
|
-5000000 | usd |
CY2020 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax
|
-3000000 | usd |
CY2022 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax
|
-10000000 | usd |
CY2021 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax
|
-13000000 | usd |
CY2020 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax
|
-10000000 | usd |
CY2022 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
71000000 | usd |
CY2021 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
158000000 | usd |
CY2020 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-75000000 | usd |
CY2022 | us-gaap |
Preferred Stock Dividends Income Statement Impact
PreferredStockDividendsIncomeStatementImpact
|
11000000 | usd |
CY2021 | us-gaap |
Preferred Stock Dividends Income Statement Impact
PreferredStockDividendsIncomeStatementImpact
|
15000000 | usd |
CY2020 | us-gaap |
Preferred Stock Dividends Income Statement Impact
PreferredStockDividendsIncomeStatementImpact
|
15000000 | usd |
CY2022 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
-107000000 | usd |
CY2021 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
-99000000 | usd |
CY2020 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
-31000000 | usd |
CY2022 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
3595000000 | usd |
CY2021 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
2551000000 | usd |
CY2020 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
3044000000 | usd |
CY2022 | us-gaap |
Profit Loss
ProfitLoss
|
3428000000 | usd |
CY2021 | us-gaap |
Profit Loss
ProfitLoss
|
2309000000 | usd |
CY2020 | us-gaap |
Profit Loss
ProfitLoss
|
3103000000 | usd |
CY2022 | us-gaap |
Depreciation Amortization And Accretion Net
DepreciationAmortizationAndAccretionNet
|
4064000000 | usd |
CY2021 | us-gaap |
Depreciation Amortization And Accretion Net
DepreciationAmortizationAndAccretionNet
|
3973000000 | usd |
CY2020 | us-gaap |
Depreciation Amortization And Accretion Net
DepreciationAmortizationAndAccretionNet
|
3905000000 | usd |
CY2022 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
670000000 | usd |
CY2021 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
-49000000 | usd |
CY2020 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
-241000000 | usd |
CY2022 | us-gaap |
Investment Tax Credit
InvestmentTaxCredit
|
88000000 | usd |
CY2021 | us-gaap |
Investment Tax Credit
InvestmentTaxCredit
|
288000000 | usd |
CY2020 | us-gaap |
Investment Tax Credit
InvestmentTaxCredit
|
341000000 | usd |
CY2022 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
224000000 | usd |
CY2021 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
190000000 | usd |
CY2020 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
149000000 | usd |
CY2022 | us-gaap |
Pension And Other Postretirement Benefit Expense
PensionAndOtherPostretirementBenefitExpense
|
-436000000 | usd |
CY2021 | us-gaap |
Pension And Other Postretirement Benefit Expense
PensionAndOtherPostretirementBenefitExpense
|
-305000000 | usd |
CY2020 | us-gaap |
Pension And Other Postretirement Benefit Expense
PensionAndOtherPostretirementBenefitExpense
|
-261000000 | usd |
CY2022 | us-gaap |
Asset Retirement Obligation Cash Paid To Settle
AssetRetirementObligationCashPaidToSettle
|
455000000 | usd |
CY2021 | us-gaap |
Asset Retirement Obligation Cash Paid To Settle
AssetRetirementObligationCashPaidToSettle
|
456000000 | usd |
CY2020 | us-gaap |
Asset Retirement Obligation Cash Paid To Settle
AssetRetirementObligationCashPaidToSettle
|
442000000 | usd |
CY2022 | so |
Storm Damage Provision And Reliability Reserve Provision
StormDamageProvisionAndReliabilityReserveProvision
|
430000000 | usd |
CY2021 | so |
Storm Damage Provision And Reliability Reserve Provision
StormDamageProvisionAndReliabilityReserveProvision
|
288000000 | usd |
CY2020 | so |
Storm Damage Provision And Reliability Reserve Provision
StormDamageProvisionAndReliabilityReserveProvision
|
325000000 | usd |
CY2022 | us-gaap |
Stock Option Plan Expense
StockOptionPlanExpense
|
127000000 | usd |
CY2021 | us-gaap |
Stock Option Plan Expense
StockOptionPlanExpense
|
144000000 | usd |
CY2020 | us-gaap |
Stock Option Plan Expense
StockOptionPlanExpense
|
113000000 | usd |
CY2022 | so |
Estimated Loss On Plant Vogtle Units3 And4 Non Cash Adjusted
EstimatedLossOnPlantVogtleUnits3And4NonCashAdjusted
|
183000000 | usd |
CY2021 | so |
Estimated Loss On Plant Vogtle Units3 And4 Non Cash Adjusted
EstimatedLossOnPlantVogtleUnits3And4NonCashAdjusted
|
1692000000 | usd |
CY2020 | so |
Estimated Loss On Plant Vogtle Units3 And4 Non Cash Adjusted
EstimatedLossOnPlantVogtleUnits3And4NonCashAdjusted
|
325000000 | usd |
CY2022 | so |
Lease And Asset Impairment Charges
LeaseAndAssetImpairmentCharges
|
251000000 | usd |
CY2021 | so |
Lease And Asset Impairment Charges
LeaseAndAssetImpairmentCharges
|
91000000 | usd |
CY2020 | so |
Lease And Asset Impairment Charges
LeaseAndAssetImpairmentCharges
|
206000000 | usd |
CY2022 | us-gaap |
Disposal Group Not Discontinued Operation Gain Loss On Disposal
DisposalGroupNotDiscontinuedOperationGainLossOnDisposal
|
42000000 | usd |
CY2021 | us-gaap |
Disposal Group Not Discontinued Operation Gain Loss On Disposal
DisposalGroupNotDiscontinuedOperationGainLossOnDisposal
|
176000000 | usd |
CY2020 | us-gaap |
Disposal Group Not Discontinued Operation Gain Loss On Disposal
DisposalGroupNotDiscontinuedOperationGainLossOnDisposal
|
66000000 | usd |
CY2022 | so |
Retail Fuel Cost Under Recovery Long Term
RetailFuelCostUnderRecoveryLongTerm
|
2166000000 | usd |
CY2021 | so |
Retail Fuel Cost Under Recovery Long Term
RetailFuelCostUnderRecoveryLongTerm
|
536000000 | usd |
CY2020 | so |
Retail Fuel Cost Under Recovery Long Term
RetailFuelCostUnderRecoveryLongTerm
|
0 | usd |
CY2022 | so |
Natural Gas Cost Under Recovery Long Term
NaturalGasCostUnderRecoveryLongTerm
|
-207000000 | usd |
CY2021 | so |
Natural Gas Cost Under Recovery Long Term
NaturalGasCostUnderRecoveryLongTerm
|
207000000 | usd |
CY2020 | so |
Natural Gas Cost Under Recovery Long Term
NaturalGasCostUnderRecoveryLongTerm
|
0 | usd |
CY2022 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-17000000 | usd |
CY2021 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-87000000 | usd |
CY2020 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
75000000 | usd |
CY2022 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
769000000 | usd |
CY2021 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
81000000 | usd |
CY2020 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
222000000 | usd |
CY2022 | us-gaap |
Increase Decrease In Fossil Fuel Inventories
IncreaseDecreaseInFossilFuelInventories
|
125000000 | usd |
CY2021 | us-gaap |
Increase Decrease In Fossil Fuel Inventories
IncreaseDecreaseInFossilFuelInventories
|
-99000000 | usd |
CY2020 | us-gaap |
Increase Decrease In Fossil Fuel Inventories
IncreaseDecreaseInFossilFuelInventories
|
29000000 | usd |
CY2022 | us-gaap |
Increase Decrease In Materials And Supplies
IncreaseDecreaseInMaterialsAndSupplies
|
160000000 | usd |
CY2021 | us-gaap |
Increase Decrease In Materials And Supplies
IncreaseDecreaseInMaterialsAndSupplies
|
130000000 | usd |
CY2020 | us-gaap |
Increase Decrease In Materials And Supplies
IncreaseDecreaseInMaterialsAndSupplies
|
157000000 | usd |
CY2022 | so |
Increase Decrease In Natural Gas Cost Under Recovery Current Portion
IncreaseDecreaseInNaturalGasCostUnderRecoveryCurrentPortion
|
-158000000 | usd |
CY2021 | so |
Increase Decrease In Natural Gas Cost Under Recovery Current Portion
IncreaseDecreaseInNaturalGasCostUnderRecoveryCurrentPortion
|
266000000 | usd |
CY2020 | so |
Increase Decrease In Natural Gas Cost Under Recovery Current Portion
IncreaseDecreaseInNaturalGasCostUnderRecoveryCurrentPortion
|
0 | usd |
CY2022 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
288000000 | usd |
CY2021 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
270000000 | usd |
CY2020 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
132000000 | usd |
CY2022 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
1021000000 | usd |
CY2021 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
-8000000 | usd |
CY2020 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
-27000000 | usd |
CY2022 | so |
Increase Decrease In Accrued Taxes
IncreaseDecreaseInAccruedTaxes
|
51000000 | usd |
CY2021 | so |
Increase Decrease In Accrued Taxes
IncreaseDecreaseInAccruedTaxes
|
-54000000 | usd |
CY2020 | so |
Increase Decrease In Accrued Taxes
IncreaseDecreaseInAccruedTaxes
|
242000000 | usd |
CY2022 | so |
Increase Decrease In Customer Refunds
IncreaseDecreaseInCustomerRefunds
|
119000000 | usd |
CY2021 | so |
Increase Decrease In Customer Refunds
IncreaseDecreaseInCustomerRefunds
|
130000000 | usd |
CY2020 | so |
Increase Decrease In Customer Refunds
IncreaseDecreaseInCustomerRefunds
|
-236000000 | usd |
CY2022 | us-gaap |
Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
|
153000000 | usd |
CY2021 | us-gaap |
Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
|
-204000000 | usd |
CY2020 | us-gaap |
Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
|
173000000 | usd |
CY2022 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
6302000000 | usd |
CY2021 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
6169000000 | usd |
CY2020 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
6696000000 | usd |
CY2022 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
7923000000 | usd |
CY2021 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
7586000000 | usd |
CY2020 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
7522000000 | usd |
CY2022 | us-gaap |
Payments To Invest In Decommissioning Fund
PaymentsToInvestInDecommissioningFund
|
1125000000 | usd |
CY2021 | us-gaap |
Payments To Invest In Decommissioning Fund
PaymentsToInvestInDecommissioningFund
|
1598000000 | usd |
CY2020 | us-gaap |
Payments To Invest In Decommissioning Fund
PaymentsToInvestInDecommissioningFund
|
877000000 | usd |
CY2022 | us-gaap |
Proceeds From Decommissioning Fund
ProceedsFromDecommissioningFund
|
1112000000 | usd |
CY2021 | us-gaap |
Proceeds From Decommissioning Fund
ProceedsFromDecommissioningFund
|
1593000000 | usd |
CY2020 | us-gaap |
Proceeds From Decommissioning Fund
ProceedsFromDecommissioningFund
|
871000000 | usd |
CY2022 | us-gaap |
Proceeds From Divestiture Of Businesses Net Of Cash Divested
ProceedsFromDivestitureOfBusinessesNetOfCashDivested
|
275000000 | usd |
CY2021 | us-gaap |
Proceeds From Divestiture Of Businesses Net Of Cash Divested
ProceedsFromDivestitureOfBusinessesNetOfCashDivested
|
917000000 | usd |
CY2020 | us-gaap |
Proceeds From Divestiture Of Businesses Net Of Cash Divested
ProceedsFromDivestitureOfBusinessesNetOfCashDivested
|
1049000000 | usd |
CY2022 | us-gaap |
Payments For Removal Costs
PaymentsForRemovalCosts
|
649000000 | usd |
CY2021 | us-gaap |
Payments For Removal Costs
PaymentsForRemovalCosts
|
442000000 | usd |
CY2020 | us-gaap |
Payments For Removal Costs
PaymentsForRemovalCosts
|
361000000 | usd |
CY2022 | so |
Prepaid Long Term Service Agreement
PrepaidLongTermServiceAgreement
|
190000000 | usd |
CY2021 | so |
Prepaid Long Term Service Agreement
PrepaidLongTermServiceAgreement
|
188000000 | usd |
CY2020 | so |
Prepaid Long Term Service Agreement
PrepaidLongTermServiceAgreement
|
211000000 | usd |
CY2022 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-70000000 | usd |
CY2021 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
49000000 | usd |
CY2020 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-21000000 | usd |
CY2022 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-8430000000 | usd |
CY2021 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-7353000000 | usd |
CY2020 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-7030000000 | usd |
CY2022 | us-gaap |
Repayments Of Notes Payable
RepaymentsOfNotesPayable
|
337000000 | usd |
CY2021 | us-gaap |
Proceeds From Notes Payable
ProceedsFromNotesPayable
|
530000000 | usd |
CY2020 | us-gaap |
Repayments Of Notes Payable
RepaymentsOfNotesPayable
|
1096000000 | usd |
CY2022 | us-gaap |
Proceeds From Issuance Of Long Term Debt And Capital Securities Net
ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet
|
5132000000 | usd |
CY2021 | us-gaap |
Proceeds From Issuance Of Long Term Debt And Capital Securities Net
ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet
|
8262000000 | usd |
CY2020 | us-gaap |
Proceeds From Issuance Of Long Term Debt And Capital Securities Net
ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet
|
8047000000 | usd |
CY2022 | us-gaap |
Proceeds From Other Short Term Debt
ProceedsFromOtherShortTermDebt
|
2650000000 | usd |
CY2021 | us-gaap |
Proceeds From Other Short Term Debt
ProceedsFromOtherShortTermDebt
|
325000000 | usd |
CY2020 | us-gaap |
Proceeds From Other Short Term Debt
ProceedsFromOtherShortTermDebt
|
615000000 | usd |
CY2022 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
1808000000 | usd |
CY2021 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
73000000 | usd |
CY2020 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
74000000 | usd |
CY2022 | us-gaap |
Repayments Of Long Term Debt And Capital Securities
RepaymentsOfLongTermDebtAndCapitalSecurities
|
2158000000 | usd |
CY2021 | us-gaap |
Repayments Of Long Term Debt And Capital Securities
RepaymentsOfLongTermDebtAndCapitalSecurities
|
4327000000 | usd |
CY2020 | us-gaap |
Repayments Of Long Term Debt And Capital Securities
RepaymentsOfLongTermDebtAndCapitalSecurities
|
4458000000 | usd |
CY2022 | us-gaap |
Payments For Repurchase Of Preferred Stock And Preference Stock
PaymentsForRepurchaseOfPreferredStockAndPreferenceStock
|
298000000 | usd |
CY2021 | us-gaap |
Payments For Repurchase Of Preferred Stock And Preference Stock
PaymentsForRepurchaseOfPreferredStockAndPreferenceStock
|
0 | usd |
CY2020 | us-gaap |
Payments For Repurchase Of Preferred Stock And Preference Stock
PaymentsForRepurchaseOfPreferredStockAndPreferenceStock
|
0 | usd |
CY2022 | us-gaap |
Repayments Of Other Short Term Debt
RepaymentsOfOtherShortTermDebt
|
1150000000 | usd |
CY2021 | us-gaap |
Repayments Of Other Short Term Debt
RepaymentsOfOtherShortTermDebt
|
25000000 | usd |
CY2020 | us-gaap |
Repayments Of Other Short Term Debt
RepaymentsOfOtherShortTermDebt
|
840000000 | usd |
CY2022 | us-gaap |
Proceeds From Minority Shareholders
ProceedsFromMinorityShareholders
|
73000000 | usd |
CY2021 | us-gaap |
Proceeds From Minority Shareholders
ProceedsFromMinorityShareholders
|
501000000 | usd |
CY2020 | us-gaap |
Proceeds From Minority Shareholders
ProceedsFromMinorityShareholders
|
363000000 | usd |
CY2022 | us-gaap |
Payments To Minority Shareholders
PaymentsToMinorityShareholders
|
259000000 | usd |
CY2021 | us-gaap |
Payments To Minority Shareholders
PaymentsToMinorityShareholders
|
351000000 | usd |
CY2020 | us-gaap |
Payments To Minority Shareholders
PaymentsToMinorityShareholders
|
271000000 | usd |
CY2022 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
2907000000 | usd |
CY2021 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
2777000000 | usd |
CY2020 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
2685000000 | usd |
CY2022 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-218000000 | usd |
CY2021 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-266000000 | usd |
CY2020 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-325000000 | usd |
CY2022 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
2336000000 | usd |
CY2021 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
1945000000 | usd |
CY2020 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-576000000 | usd |
CY2022 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
|
208000000 | usd |
CY2021 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
|
761000000 | usd |
CY2020 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
|
-910000000 | usd |
CY2021Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1829000000 | usd |
CY2020Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1068000000 | usd |
CY2019Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1978000000 | usd |
CY2022Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
2037000000 | usd |
CY2021Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1829000000 | usd |
CY2020Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1068000000 | usd |
CY2022 | us-gaap |
Interest Paid Capitalized
InterestPaidCapitalized
|
103000000 | usd |
CY2021 | us-gaap |
Interest Paid Capitalized
InterestPaidCapitalized
|
92000000 | usd |
CY2020 | us-gaap |
Interest Paid Capitalized
InterestPaidCapitalized
|
81000000 | usd |
CY2022 | us-gaap |
Interest Paid Net
InterestPaidNet
|
1758000000 | usd |
CY2021 | us-gaap |
Interest Paid Net
InterestPaidNet
|
1718000000 | usd |
CY2020 | us-gaap |
Interest Paid Net
InterestPaidNet
|
1683000000 | usd |
CY2022 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
146000000 | usd |
CY2021 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
93000000 | usd |
CY2020 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
64000000 | usd |
CY2022 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
1024000000 | usd |
CY2021 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
866000000 | usd |
CY2020 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
989000000 | usd |
CY2022 | so |
Noncash Or Part Noncash Transaction Contributions From Noncontrolling Interests
NoncashOrPartNoncashTransactionContributionsFromNoncontrollingInterests
|
15000000 | usd |
CY2021 | so |
Noncash Or Part Noncash Transaction Contributions From Noncontrolling Interests
NoncashOrPartNoncashTransactionContributionsFromNoncontrollingInterests
|
89000000 | usd |
CY2020 | so |
Noncash Or Part Noncash Transaction Contributions From Noncontrolling Interests
NoncashOrPartNoncashTransactionContributionsFromNoncontrollingInterests
|
12000000 | usd |
CY2022 | us-gaap |
Contribution Of Property
ContributionOfProperty
|
0 | usd |
CY2021 | us-gaap |
Contribution Of Property
ContributionOfProperty
|
82000000 | usd |
CY2020 | us-gaap |
Contribution Of Property
ContributionOfProperty
|
17000000 | usd |
CY2022Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
1917000000 | usd |
CY2021Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
1798000000 | usd |
CY2022Q4 | us-gaap |
Accounts Receivable Gross Current
AccountsReceivableGrossCurrent
|
2138000000 | usd |
CY2021Q4 | us-gaap |
Accounts Receivable Gross Current
AccountsReceivableGrossCurrent
|
1806000000 | usd |
CY2022Q4 | so |
Unbilled Revenues Current
UnbilledRevenuesCurrent
|
1012000000 | usd |
CY2021Q4 | so |
Unbilled Revenues Current
UnbilledRevenuesCurrent
|
711000000 | usd |
CY2022Q4 | so |
Other Accounts Notes And Loans Receivable
OtherAccountsNotesAndLoansReceivable
|
637000000 | usd |
CY2021Q4 | so |
Other Accounts Notes And Loans Receivable
OtherAccountsNotesAndLoansReceivable
|
523000000 | usd |
CY2022Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
71000000 | usd |
CY2021Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
78000000 | usd |
CY2022Q4 | us-gaap |
Other Inventory Supplies
OtherInventorySupplies
|
1664000000 | usd |
CY2021Q4 | us-gaap |
Other Inventory Supplies
OtherInventorySupplies
|
1543000000 | usd |
CY2022Q4 | us-gaap |
Energy Related Inventory Other Fossil Fuel
EnergyRelatedInventoryOtherFossilFuel
|
575000000 | usd |
CY2021Q4 | us-gaap |
Energy Related Inventory Other Fossil Fuel
EnergyRelatedInventoryOtherFossilFuel
|
450000000 | usd |
CY2022Q4 | us-gaap |
Energy Related Inventory Natural Gas In Storage
EnergyRelatedInventoryNaturalGasInStorage
|
438000000 | usd |
CY2021Q4 | us-gaap |
Energy Related Inventory Natural Gas In Storage
EnergyRelatedInventoryNaturalGasInStorage
|
362000000 | usd |
CY2022Q4 | us-gaap |
Prepaid Expense Current
PrepaidExpenseCurrent
|
347000000 | usd |
CY2021Q4 | us-gaap |
Prepaid Expense Current
PrepaidExpenseCurrent
|
330000000 | usd |
CY2022Q4 | us-gaap |
Derivative Assets Current
DerivativeAssetsCurrent
|
115000000 | usd |
CY2021Q4 | us-gaap |
Derivative Assets Current
DerivativeAssetsCurrent
|
151000000 | usd |
CY2022Q4 | so |
Regulatory Asset Asset Retirement Obligation Current
RegulatoryAssetAssetRetirementObligationCurrent
|
332000000 | usd |
CY2021Q4 | so |
Regulatory Asset Asset Retirement Obligation Current
RegulatoryAssetAssetRetirementObligationCurrent
|
219000000 | usd |
CY2022Q4 | us-gaap |
Deferred Gas Cost
DeferredGasCost
|
108000000 | usd |
CY2021Q4 | us-gaap |
Deferred Gas Cost
DeferredGasCost
|
266000000 | usd |
CY2022Q4 | so |
Other Regulatory Assets Current
OtherRegulatoryAssetsCurrent
|
860000000 | usd |
CY2021Q4 | so |
Other Regulatory Assets Current
OtherRegulatoryAssetsCurrent
|
653000000 | usd |
CY2022Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
344000000 | usd |
CY2021Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
231000000 | usd |
CY2022Q4 | us-gaap |
Assets Current
AssetsCurrent
|
10416000000 | usd |
CY2021Q4 | us-gaap |
Assets Current
AssetsCurrent
|
8965000000 | usd |
CY2022Q4 | us-gaap |
Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
|
117529000000 | usd |
CY2021Q4 | us-gaap |
Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
|
115592000000 | usd |
CY2022Q4 | us-gaap |
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
|
35297000000 | usd |
CY2021Q4 | us-gaap |
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
|
34079000000 | usd |
CY2022Q4 | so |
Plant In Service Net Of Depreciation
PlantInServiceNetOfDepreciation
|
82232000000 | usd |
CY2021Q4 | so |
Plant In Service Net Of Depreciation
PlantInServiceNetOfDepreciation
|
81513000000 | usd |
CY2022Q4 | so |
Utility Plant Other Net
UtilityPlantOtherNet
|
599000000 | usd |
CY2021Q4 | so |
Utility Plant Other Net
UtilityPlantOtherNet
|
0 | usd |
CY2022Q4 | so |
Nuclear Fuel At Amortized Cost
NuclearFuelAtAmortizedCost
|
843000000 | usd |
CY2021Q4 | so |
Nuclear Fuel At Amortized Cost
NuclearFuelAtAmortizedCost
|
824000000 | usd |
CY2022Q4 | us-gaap |
Construction In Progress Gross
ConstructionInProgressGross
|
10896000000 | usd |
CY2021Q4 | us-gaap |
Construction In Progress Gross
ConstructionInProgressGross
|
8771000000 | usd |
CY2022Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
94570000000 | usd |
CY2021Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
91108000000 | usd |
CY2022Q4 | us-gaap |
Goodwill
Goodwill
|
5161000000 | usd |
CY2021Q4 | us-gaap |
Goodwill
Goodwill
|
5280000000 | usd |
CY2022Q4 | us-gaap |
Decommissioning Fund Investments
DecommissioningFundInvestments
|
2145000000 | usd |
CY2021Q4 | us-gaap |
Decommissioning Fund Investments
DecommissioningFundInvestments
|
2542000000 | usd |
CY2022Q4 | us-gaap |
Equity Method Investments
EquityMethodInvestments
|
1443000000 | usd |
CY2021Q4 | us-gaap |
Equity Method Investments
EquityMethodInvestments
|
1282000000 | usd |
CY2022Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
340000000 | usd |
CY2021Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
307000000 | usd |
CY2022Q4 | us-gaap |
Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
|
406000000 | usd |
CY2021Q4 | us-gaap |
Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
|
445000000 | usd |
CY2022Q4 | us-gaap |
Other Long Term Investments
OtherLongTermInvestments
|
602000000 | usd |
CY2021Q4 | us-gaap |
Other Long Term Investments
OtherLongTermInvestments
|
653000000 | usd |
CY2022Q4 | us-gaap |
Long Term Investments
LongTermInvestments
|
9757000000 | usd |
CY2021Q4 | us-gaap |
Long Term Investments
LongTermInvestments
|
10202000000 | usd |
CY2022Q4 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
1531000000 | usd |
CY2021Q4 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
1701000000 | usd |
CY2022Q4 | so |
Deferred Charges Related To Income Taxes
DeferredChargesRelatedToIncomeTaxes
|
866000000 | usd |
CY2021Q4 | so |
Deferred Charges Related To Income Taxes
DeferredChargesRelatedToIncomeTaxes
|
824000000 | usd |
CY2022Q4 | so |
Prepaid Pension Costs
PrepaidPensionCosts
|
2290000000 | usd |
CY2021Q4 | so |
Prepaid Pension Costs
PrepaidPensionCosts
|
1657000000 | usd |
CY2022Q4 | us-gaap |
Unamortized Loss Reacquired Debt Noncurrent
UnamortizedLossReacquiredDebtNoncurrent
|
238000000 | usd |
CY2021Q4 | us-gaap |
Unamortized Loss Reacquired Debt Noncurrent
UnamortizedLossReacquiredDebtNoncurrent
|
258000000 | usd |
CY2022Q4 | so |
Deferred Under Recovered Fuel Clause Revenues
DeferredUnderRecoveredFuelClauseRevenues
|
2056000000 | usd |
CY2021Q4 | so |
Deferred Under Recovered Fuel Clause Revenues
DeferredUnderRecoveredFuelClauseRevenues
|
410000000 | usd |
CY2022Q4 | so |
Regulatory Asset Asset Retirement Obligation
RegulatoryAssetAssetRetirementObligation
|
5764000000 | usd |
CY2021Q4 | so |
Regulatory Asset Asset Retirement Obligation
RegulatoryAssetAssetRetirementObligation
|
5466000000 | usd |
CY2022Q4 | so |
Other Regulatory Assets Deferred
OtherRegulatoryAssetsDeferred
|
5918000000 | usd |
CY2021Q4 | so |
Other Regulatory Assets Deferred
OtherRegulatoryAssetsDeferred
|
5577000000 | usd |
CY2022Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
1485000000 | usd |
CY2021Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
1366000000 | usd |
CY2022Q4 | so |
Deferred Charges And Other Assets
DeferredChargesAndOtherAssets
|
20148000000 | usd |
CY2021Q4 | so |
Deferred Charges And Other Assets
DeferredChargesAndOtherAssets
|
17259000000 | usd |
CY2022Q4 | us-gaap |
Assets
Assets
|
134891000000 | usd |
CY2021Q4 | us-gaap |
Assets
Assets
|
127534000000 | usd |
CY2022Q4 | us-gaap |
Long Term Debt And Capital Lease Obligations Current
LongTermDebtAndCapitalLeaseObligationsCurrent
|
4285000000 | usd |
CY2021Q4 | us-gaap |
Long Term Debt And Capital Lease Obligations Current
LongTermDebtAndCapitalLeaseObligationsCurrent
|
2157000000 | usd |
CY2022Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
2609000000 | usd |
CY2021Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
1440000000 | usd |
CY2022Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
3525000000 | usd |
CY2021Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
2169000000 | usd |
CY2022Q4 | so |
Customer Deposits Current1
CustomerDepositsCurrent1
|
502000000 | usd |
CY2021Q4 | so |
Customer Deposits Current1
CustomerDepositsCurrent1
|
479000000 | usd |
CY2022Q4 | us-gaap |
Accrued Income Taxes Current
AccruedIncomeTaxesCurrent
|
60000000 | usd |
CY2021Q4 | us-gaap |
Accrued Income Taxes Current
AccruedIncomeTaxesCurrent
|
50000000 | usd |
CY2022Q4 | us-gaap |
Accrual For Taxes Other Than Income Taxes Current
AccrualForTaxesOtherThanIncomeTaxesCurrent
|
764000000 | usd |
CY2021Q4 | us-gaap |
Accrual For Taxes Other Than Income Taxes Current
AccrualForTaxesOtherThanIncomeTaxesCurrent
|
641000000 | usd |
CY2022Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
614000000 | usd |
CY2021Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
533000000 | usd |
CY2022Q4 | us-gaap |
Accrued Salaries Current
AccruedSalariesCurrent
|
1127000000 | usd |
CY2021Q4 | us-gaap |
Accrued Salaries Current
AccruedSalariesCurrent
|
1070000000 | usd |
CY2022Q4 | us-gaap |
Asset Retirement Obligation Current
AssetRetirementObligationCurrent
|
694000000 | usd |
CY2021Q4 | us-gaap |
Asset Retirement Obligation Current
AssetRetirementObligationCurrent
|
697000000 | usd |
CY2022Q4 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
197000000 | usd |
CY2021Q4 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
250000000 | usd |
CY2022Q4 | so |
Other Regulatory Liabilities Current
OtherRegulatoryLiabilitiesCurrent
|
382000000 | usd |
CY2021Q4 | so |
Other Regulatory Liabilities Current
OtherRegulatoryLiabilitiesCurrent
|
563000000 | usd |
CY2022Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
965000000 | usd |
CY2021Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
872000000 | usd |
CY2022Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
15724000000 | usd |
CY2021Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
10921000000 | usd |
CY2022Q4 | us-gaap |
Long Term Debt And Capital Lease Obligations
LongTermDebtAndCapitalLeaseObligations
|
50656000000 | usd |
CY2021Q4 | us-gaap |
Long Term Debt And Capital Lease Obligations
LongTermDebtAndCapitalLeaseObligations
|
50120000000 | usd |
CY2022Q4 | us-gaap |
Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
|
10036000000 | usd |
CY2021Q4 | us-gaap |
Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
|
8862000000 | usd |
CY2022Q4 | so |
Deferred Credits Related To Income Taxes
DeferredCreditsRelatedToIncomeTaxes
|
5235000000 | usd |
CY2021Q4 | so |
Deferred Credits Related To Income Taxes
DeferredCreditsRelatedToIncomeTaxes
|
5401000000 | usd |
CY2022Q4 | us-gaap |
Accumulated Deferred Investment Tax Credit
AccumulatedDeferredInvestmentTaxCredit
|
2133000000 | usd |
CY2021Q4 | us-gaap |
Accumulated Deferred Investment Tax Credit
AccumulatedDeferredInvestmentTaxCredit
|
2216000000 | usd |
CY2022Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
1238000000 | usd |
CY2021Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
1550000000 | usd |
CY2022Q4 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
1388000000 | usd |
CY2021Q4 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
1503000000 | usd |
CY2022Q4 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
10146000000 | usd |
CY2021Q4 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
10990000000 | usd |
CY2022Q4 | so |
Other Cost Of Removal Obligations
OtherCostOfRemovalObligations
|
1903000000 | usd |
CY2021Q4 | so |
Other Cost Of Removal Obligations
OtherCostOfRemovalObligations
|
2103000000 | usd |
CY2022Q4 | so |
Other Regulatory Liabilities Deferred
OtherRegulatoryLiabilitiesDeferred
|
733000000 | usd |
CY2021Q4 | so |
Other Regulatory Liabilities Deferred
OtherRegulatoryLiabilitiesDeferred
|
485000000 | usd |
CY2022Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
1167000000 | usd |
CY2021Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
816000000 | usd |
CY2022Q4 | us-gaap |
Deferred Credits And Other Liabilities
DeferredCreditsAndOtherLiabilities
|
33979000000 | usd |
CY2021Q4 | us-gaap |
Deferred Credits And Other Liabilities
DeferredCreditsAndOtherLiabilities
|
33926000000 | usd |
CY2022Q4 | us-gaap |
Liabilities
Liabilities
|
100359000000 | usd |
CY2021Q4 | us-gaap |
Liabilities
Liabilities
|
94967000000 | usd |
CY2022Q4 | us-gaap |
Temporary Equity Carrying Amount Attributable To Parent
TemporaryEquityCarryingAmountAttributableToParent
|
0 | usd |
CY2021Q4 | us-gaap |
Temporary Equity Carrying Amount Attributable To Parent
TemporaryEquityCarryingAmountAttributableToParent
|
291000000 | usd |
CY2021Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
5 | |
CY2022Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
5 | |
CY2021Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
1500000000 | shares |
CY2022Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
1500000000 | shares |
CY2022Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
5417000000 | usd |
CY2021Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
5279000000 | usd |
CY2021Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
1100000000 | shares |
CY2022Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
1100000000 | shares |
CY2022Q4 | us-gaap |
Treasury Stock Shares
TreasuryStockShares
|
1000000.0 | shares |
CY2021Q4 | us-gaap |
Treasury Stock Shares
TreasuryStockShares
|
1000000.0 | shares |
CY2022Q4 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
13673000000 | usd |
CY2021Q4 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
11950000000 | usd |
CY2022Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
53000000 | usd |
CY2021Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
47000000 | usd |
CY2022Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
11538000000 | usd |
CY2021Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
10929000000 | usd |
CY2022Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-167000000 | usd |
CY2021Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-237000000 | usd |
CY2022Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
30408000000 | usd |
CY2021Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
27874000000 | usd |
CY2022Q4 | us-gaap |
Minority Interest
MinorityInterest
|
4124000000 | usd |
CY2021Q4 | us-gaap |
Minority Interest
MinorityInterest
|
4402000000 | usd |
CY2022Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
34532000000 | usd |
CY2021Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
32276000000 | usd |
CY2022Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
134891000000 | usd |
CY2021Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
127534000000 | usd |
CY2022Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
usd | |
CY2021Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
usd | |
CY2019Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
31759000000 | usd |
CY2020 | so |
Net Income Loss Including Portion Attributable To Noncontrolling Interest Net Of Preferred Stock Dividends
NetIncomeLossIncludingPortionAttributableToNoncontrollingInterestNetOfPreferredStockDividends
|
3088000000 | usd |
CY2020 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
-75000000 | usd |
CY2020 | us-gaap |
Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
|
74000000 | usd |
CY2020 | us-gaap |
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
|
44000000 | usd |
CY2020 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
2.5400 | |
CY2020 | us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
2685000000 | usd |
CY2020 | so |
Noncontrolling Interest Increasefrom Contributionsfrom Noncontrolling Interest Holders
NoncontrollingInterestIncreasefromContributionsfromNoncontrollingInterestHolders
|
307000000 | usd |
CY2020 | us-gaap |
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
|
271000000 | usd |
CY2020 | us-gaap |
Minority Interest Decrease From Redemptions
MinorityInterestDecreaseFromRedemptions
|
60000000 | usd |
CY2020 | us-gaap |
Noncontrolling Interest Increase From Sale Of Parent Equity Interest
NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest
|
65000000 | usd |
CY2020 | us-gaap |
Stockholders Equity Other
StockholdersEquityOther
|
12000000 | usd |
CY2020Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
32234000000 | usd |
CY2021 | so |
Net Income Loss Including Portion Attributable To Noncontrolling Interest Net Of Preferred Stock Dividends
NetIncomeLossIncludingPortionAttributableToNoncontrollingInterestNetOfPreferredStockDividends
|
2294000000 | usd |
CY2021 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
158000000 | usd |
CY2021 | us-gaap |
Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
|
73000000 | usd |
CY2021 | us-gaap |
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
|
62000000 | usd |
CY2021 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
2.6200 | |
CY2021 | us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
2777000000 | usd |
CY2021 | so |
Noncontrolling Interest Increasefrom Contributionsfrom Noncontrolling Interest Holders
NoncontrollingInterestIncreasefromContributionsfromNoncontrollingInterestHolders
|
590000000 | usd |
CY2021 | us-gaap |
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
|
351000000 | usd |
CY2021 | us-gaap |
Stockholders Equity Other
StockholdersEquityOther
|
7000000 | usd |
CY2021Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
32276000000 | usd |
CY2022 | so |
Net Income Loss Including Portion Attributable To Noncontrolling Interest Net Of Preferred Stock Dividends
NetIncomeLossIncludingPortionAttributableToNoncontrollingInterestNetOfPreferredStockDividends
|
3417000000 | usd |
CY2022 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
71000000 | usd |
CY2022 | us-gaap |
Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
|
1808000000 | usd |
CY2022 | us-gaap |
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
|
44000000 | usd |
CY2022 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
2.7000 | |
CY2022 | us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
2907000000 | usd |
CY2022 | so |
Noncontrolling Interest Increasefrom Contributionsfrom Noncontrolling Interest Holders
NoncontrollingInterestIncreasefromContributionsfromNoncontrollingInterestHolders
|
88000000 | usd |
CY2022 | us-gaap |
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
|
259000000 | usd |
CY2022 | us-gaap |
Stockholders Equity Other
StockholdersEquityOther
|
6000000 | usd |
CY2022Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
34532000000 | usd |
CY2022Q4 | so |
Number Of Traditional Electric Operating Companies
NumberOfTraditionalElectricOperatingCompanies
|
3 | company |
CY2022 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
327000000 | usd |
CY2021 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
282000000 | usd |
CY2020 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
230000000 | usd |
CY2022Q4 | us-gaap |
Goodwill Impairment Loss
GoodwillImpairmentLoss
|
119000000 | usd |
CY2022Q4 | us-gaap |
Goodwill
Goodwill
|
5161000000 | usd |
CY2021Q4 | us-gaap |
Goodwill
Goodwill
|
5280000000 | usd |
CY2022Q4 | us-gaap |
Finite Lived Intangible Assets Gross
FiniteLivedIntangibleAssetsGross
|
671000000 | usd |
CY2022Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
340000000 | usd |
CY2022Q4 | us-gaap |
Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
|
331000000 | usd |
CY2021Q4 | us-gaap |
Finite Lived Intangible Assets Gross
FiniteLivedIntangibleAssetsGross
|
677000000 | usd |
CY2021Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
307000000 | usd |
CY2021Q4 | us-gaap |
Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
|
370000000 | usd |
CY2022Q4 | us-gaap |
Intangible Assets Gross Excluding Goodwill
IntangibleAssetsGrossExcludingGoodwill
|
746000000 | usd |
CY2022Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
340000000 | usd |
CY2022Q4 | us-gaap |
Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
|
406000000 | usd |
CY2021Q4 | us-gaap |
Intangible Assets Gross Excluding Goodwill
IntangibleAssetsGrossExcludingGoodwill
|
752000000 | usd |
CY2021Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
307000000 | usd |
CY2021Q4 | us-gaap |
Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
|
445000000 | usd |
CY2022 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
39000000 | usd |
CY2021 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
44000000 | usd |
CY2020 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
49000000 | usd |
CY2022Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Next Twelve Months
FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
|
36000000 | usd |
CY2022Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Two
FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
|
35000000 | usd |
CY2022Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Three
FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
|
31000000 | usd |
CY2022Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Four
FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
|
26000000 | usd |
CY2022Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Five
FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
|
23000000 | usd |
CY2022 | us-gaap |
Property Plant And Equipment Preproduction Design And Development Costs
PropertyPlantAndEquipmentPreproductionDesignAndDevelopmentCosts
|
<div style="margin-top:9pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Development Costs</span></div><div style="margin-top:5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">For Southern Power, development costs are capitalized once a project is probable of completion, primarily based on a review of its economics and operational feasibility, as well as the status of power off-take agreements and regulatory approvals, if applicable. Southern Power's capitalized development costs are included in CWIP on the balance sheets. All of Southern Power's development costs incurred prior to the determination that a project is probable of completion are expensed as incurred and included in other operations and maintenance expense in the statements of income. If it is determined that a project is no longer probable of completion, any of Southern Power's capitalized development costs are expensed and included in other operations and maintenance expense in the statements of income.</span></div> | |
CY2022Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
1917000000 | usd |
CY2021Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
1798000000 | usd |
CY2022Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
2037000000 | usd |
CY2021Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1829000000 | usd |
CY2022Q4 | so |
Public Utilities Deferred Amount Reliability Reserve
PublicUtilitiesDeferredAmountReliabilityReserve
|
191000000 | usd |
CY2022 | so |
Uncollectible Accounts
UncollectibleAccounts
|
0.01 | |
CY2020 | so |
Uncollectible Accounts
UncollectibleAccounts
|
0.01 | |
CY2021 | so |
Uncollectible Accounts
UncollectibleAccounts
|
0.01 | |
CY2022 | us-gaap |
Concentration Risk Credit Risk
ConcentrationRiskCreditRisk
|
<div style="margin-top:9pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Concentration of Credit Risk</span></div><div style="margin-top:5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Concentration of credit risk occurs at Atlanta Gas Light for amounts billed for services and other costs to its customers, which consist of 14 Marketers in Georgia (including SouthStar). The credit risk exposure to the Marketers varies seasonally, with the lowest exposure in the non-peak summer months and the highest exposure in the peak winter months. Marketers are responsible </span></div>for the retail sale of natural gas to end-use customers in Georgia. The functions of the retail sale of gas include the purchase and sale of natural gas, customer service, billings, and collections. The provisions of Atlanta Gas Light's tariff allow Atlanta Gas Light to obtain credit security support in an amount equal to a minimum of two times a Marketer's highest month's estimated bill from Atlanta Gas Light. | |
CY2022Q4 | us-gaap |
Net Regulatory Assets
NetRegulatoryAssets
|
5833000000 | usd |
CY2021Q4 | us-gaap |
Net Regulatory Assets
NetRegulatoryAssets
|
4711000000 | usd |
CY2022Q3 | so |
Public Utilities Agreement With Third Party Construction Costs Over Projected Forecast To Be Paid Percentage
PublicUtilitiesAgreementWithThirdPartyConstructionCostsOverProjectedForecastToBePaidPercentage
|
0.20 | |
CY2022 | so |
Maximum Fund Provided For Public Liability Claims
MaximumFundProvidedForPublicLiabilityClaims
|
13700000000 | usd |
CY2022 | so |
Maximum Insurance Coverage
MaximumInsuranceCoverage
|
450000000 | usd |
CY2022 | so |
Maximum Amount For Each Licensed Reactor
MaximumAmountForEachLicensedReactor
|
138000000 | usd |
CY2022 | so |
Maximum Aggregate Amount For Each Incident
MaximumAggregateAmountForEachIncident
|
20000000 | usd |
CY2022 | so |
Block Period Considered For Inflation Adjustment Against Maximum Assessment Per Reactor
BlockPeriodConsideredForInflationAdjustmentAgainstMaximumAssessmentPerReactor
|
P5Y | |
CY2022 | so |
Maximum Coverage Per Occurrence Per Unit Limit To Obtain Replacement Power
MaximumCoveragePerOccurrencePerUnitLimitToObtainReplacementPower
|
490000000 | usd |
CY2022 | so |
Aggregate Payment For Claims Resulting From Terrorist Acts In One Year Period
AggregatePaymentForClaimsResultingFromTerroristActsInOneYearPeriod
|
3200000000 | usd |
CY2022 | us-gaap |
Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
|
25941000000 | usd |
CY2022 | us-gaap |
Revenues
Revenues
|
29279000000 | usd |
CY2021 | us-gaap |
Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
|
23463000000 | usd |
CY2021 | us-gaap |
Revenues
Revenues
|
23113000000 | usd |
CY2020 | us-gaap |
Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
|
21097000000 | usd |
CY2020 | us-gaap |
Revenues
Revenues
|
20375000000 | usd |
CY2022Q4 | us-gaap |
Accounts Receivable Net
AccountsReceivableNet
|
3123000000 | usd |
CY2021Q4 | us-gaap |
Accounts Receivable Net
AccountsReceivableNet
|
2504000000 | usd |
CY2022Q4 | us-gaap |
Contract With Customer Asset Net
ContractWithCustomerAssetNet
|
156000000 | usd |
CY2021Q4 | us-gaap |
Contract With Customer Asset Net
ContractWithCustomerAssetNet
|
117000000 | usd |
CY2022Q4 | us-gaap |
Contract With Customer Liability
ContractWithCustomerLiability
|
45000000 | usd |
CY2021Q4 | us-gaap |
Contract With Customer Liability
ContractWithCustomerLiability
|
57000000 | usd |
CY2022 | us-gaap |
Contract With Customer Liability Revenue Recognized
ContractWithCustomerLiabilityRevenueRecognized
|
36000000 | usd |
CY2021 | us-gaap |
Contract With Customer Liability Revenue Recognized
ContractWithCustomerLiabilityRevenueRecognized
|
29000000 | usd |
CY2022Q4 | us-gaap |
Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
|
640000000 | usd |
CY2022Q4 | us-gaap |
Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
|
483000000 | usd |
CY2022Q4 | us-gaap |
Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
|
332000000 | usd |
CY2022Q4 | us-gaap |
Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
|
311000000 | usd |
CY2022Q4 | us-gaap |
Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
|
315000000 | usd |
CY2022Q4 | us-gaap |
Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
|
2076000000 | usd |
CY2022Q4 | us-gaap |
Public Utilities Property Plant And Equipment Generation Or Processing
PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing
|
51756000000 | usd |
CY2022Q4 | us-gaap |
Public Utilities Property Plant And Equipment Transmission
PublicUtilitiesPropertyPlantAndEquipmentTransmission
|
14201000000 | usd |
CY2022Q4 | us-gaap |
Public Utilities Property Plant And Equipment Distribution
PublicUtilitiesPropertyPlantAndEquipmentDistribution
|
24200000000 | usd |
CY2022Q4 | so |
Public Utilities Property Plantand Equipment General
PublicUtilitiesPropertyPlantandEquipmentGeneral
|
5806000000 | usd |
CY2022Q4 | so |
Electric Utility Plantin Service
ElectricUtilityPlantinService
|
95963000000 | usd |
CY2022Q4 | so |
Public Utilities Property Plantand Equipment Transportationand Distribution
PublicUtilitiesPropertyPlantandEquipmentTransportationandDistribution
|
16810000000 | usd |
CY2022Q4 | so |
Public Utilities Property Plantand Equipment Storage Facilities
PublicUtilitiesPropertyPlantandEquipmentStorageFacilities
|
1553000000 | usd |
CY2022Q4 | so |
Public Utilities Property Plant And Equipment Other
PublicUtilitiesPropertyPlantAndEquipmentOther
|
1360000000 | usd |
CY2022Q4 | so |
Utility Plant In Service
UtilityPlantInService
|
19723000000 | usd |
CY2022Q4 | us-gaap |
Public Utilities Property Plant And Equipment Other Property Plant And Equipment
PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment
|
1843000000 | usd |
CY2022Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
117529000000 | usd |
CY2021Q4 | us-gaap |
Public Utilities Property Plant And Equipment Generation Or Processing
PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing
|
53803000000 | usd |
CY2021Q4 | us-gaap |
Public Utilities Property Plant And Equipment Transmission
PublicUtilitiesPropertyPlantAndEquipmentTransmission
|
13406000000 | usd |
CY2021Q4 | us-gaap |
Public Utilities Property Plant And Equipment Distribution
PublicUtilitiesPropertyPlantAndEquipmentDistribution
|
22236000000 | usd |
CY2021Q4 | so |
Public Utilities Property Plantand Equipment General
PublicUtilitiesPropertyPlantandEquipmentGeneral
|
5423000000 | usd |
CY2021Q4 | so |
Electric Utility Plantin Service
ElectricUtilityPlantinService
|
94868000000 | usd |
CY2021Q4 | so |
Public Utilities Property Plantand Equipment Transportationand Distribution
PublicUtilitiesPropertyPlantandEquipmentTransportationandDistribution
|
15714000000 | usd |
CY2021Q4 | so |
Public Utilities Property Plantand Equipment Storage Facilities
PublicUtilitiesPropertyPlantandEquipmentStorageFacilities
|
1315000000 | usd |
CY2021Q4 | so |
Public Utilities Property Plant And Equipment Other
PublicUtilitiesPropertyPlantAndEquipmentOther
|
1851000000 | usd |
CY2021Q4 | so |
Utility Plant In Service
UtilityPlantInService
|
18880000000 | usd |
CY2021Q4 | us-gaap |
Public Utilities Property Plant And Equipment Other Property Plant And Equipment
PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment
|
1844000000 | usd |
CY2021Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
115592000000 | usd |
CY2020Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
10684000000 | usd |
CY2021 | us-gaap |
Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
|
26000000 | usd |
CY2021 | us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
456000000 | usd |
CY2021 | us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
407000000 | usd |
CY2021 | us-gaap |
Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
|
1026000000 | usd |
CY2021Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
11687000000 | usd |
CY2022 | us-gaap |
Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
|
36000000 | usd |
CY2022 | us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
455000000 | usd |
CY2022 | us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
406000000 | usd |
CY2022 | us-gaap |
Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
|
-834000000 | usd |
CY2022Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
10840000000 | usd |
CY2022Q4 | so |
Decommissioning Fund Investments Net Of Receivables
DecommissioningFundInvestmentsNetOfReceivables
|
2143000000 | usd |
CY2021Q4 | so |
Decommissioning Fund Investments Net Of Receivables
DecommissioningFundInvestmentsNetOfReceivables
|
2541000000 | usd |
CY2021Q4 | so |
Unamortized Fair Value Adjustmentof Longterm Debt
UnamortizedFairValueAdjustmentofLongtermDebt
|
359000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability
FinanceLeaseLiability
|
314000000 | usd |
CY2021Q4 | us-gaap |
Finance Lease Liability
FinanceLeaseLiability
|
215000000 | usd |
CY2022Q4 | so |
Unamortized Fair Value Adjustmentof Longterm Debt
UnamortizedFairValueAdjustmentofLongtermDebt
|
330000000 | usd |
CY2022Q4 | us-gaap |
Debt Instrument Unamortized Discount Premium Net
DebtInstrumentUnamortizedDiscountPremiumNet
|
193000000 | usd |
CY2021Q4 | us-gaap |
Debt Instrument Unamortized Discount Premium Net
DebtInstrumentUnamortizedDiscountPremiumNet
|
216000000 | usd |
CY2022Q4 | us-gaap |
Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
|
273000000 | usd |
CY2021Q4 | us-gaap |
Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
|
243000000 | usd |
CY2022Q4 | so |
Long Term Debtand Finance Lease Obligation Net
LongTermDebtandFinanceLeaseObligationNet
|
54941000000 | usd |
CY2021Q4 | so |
Long Term Debtand Finance Lease Obligation Net
LongTermDebtandFinanceLeaseObligationNet
|
52277000000 | usd |
CY2022Q4 | us-gaap |
Long Term Debt And Capital Lease Obligations Current
LongTermDebtAndCapitalLeaseObligationsCurrent
|
4285000000 | usd |
CY2021Q4 | us-gaap |
Long Term Debt And Capital Lease Obligations Current
LongTermDebtAndCapitalLeaseObligationsCurrent
|
2157000000 | usd |
CY2022Q4 | us-gaap |
Long Term Debt And Capital Lease Obligations
LongTermDebtAndCapitalLeaseObligations
|
50656000000 | usd |
CY2021Q4 | us-gaap |
Long Term Debt And Capital Lease Obligations
LongTermDebtAndCapitalLeaseObligations
|
50120000000 | usd |
CY2022Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Next Twelve Months
LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
|
4293000000 | usd |
CY2022Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Two
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
|
2280000000 | usd |
CY2022Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Three
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
|
1699000000 | usd |
CY2022Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Four
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
|
3726000000 | usd |
CY2022Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
|
2074000000 | usd |
CY2022Q4 | so |
Line Of Credit Expire Year One
LineOfCreditExpireYearOne
|
280000000 | usd |
CY2022Q4 | so |
Line Of Credit Expire Year Two
LineOfCreditExpireYearTwo
|
700000000 | usd |
CY2022Q4 | so |
Line Of Credit Expire Year Three
LineOfCreditExpireYearThree
|
125000000 | usd |
CY2022Q4 | so |
Line Of Credit Expire Year Four
LineOfCreditExpireYearFour
|
6550000000 | usd |
CY2022Q4 | us-gaap |
Line Of Credit Facility Maximum Borrowing Capacity
LineOfCreditFacilityMaximumBorrowingCapacity
|
7655000000 | usd |
CY2022Q4 | us-gaap |
Line Of Credit Facility Remaining Borrowing Capacity
LineOfCreditFacilityRemainingBorrowingCapacity
|
7596000000 | usd |
CY2022Q4 | so |
Bank Credit Arrangements No Term Loan Due With In One Year
BankCreditArrangementsNoTermLoanDueWithInOneYear
|
280000000 | usd |
CY2022Q4 | so |
Ratio Of Indebtedness To Capitalization Covenant
RatioOfIndebtednessToCapitalizationCovenant
|
0.70 | |
CY2022Q4 | so |
Amount Of Variable Rate Pollution Control Revenue Bonds Outstanding Requiring Liquidity Support
AmountOfVariableRatePollutionControlRevenueBondsOutstandingRequiringLiquiditySupport
|
1700000000 | usd |
CY2022Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
2609000000 | usd |
CY2022Q4 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.049 | |
CY2021Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
1440000000 | usd |
CY2021Q4 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.004 | |
CY2022 | so |
Stock Issued During Period Shares Company Investment Plan And Employee And Director Stock Plans
StockIssuedDuringPeriodSharesCompanyInvestmentPlanAndEmployeeAndDirectorStockPlans
|
3600000 | shares |
CY2022 | us-gaap |
Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options
ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions
|
83000000 | usd |
CY2022 | so |
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Reserved For Issuance Pursuant To Stock Based Compensation Plan
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesReservedForIssuancePursuantToStockBasedCompensationPlan
|
113000000 | shares |
CY2022 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
1075000000 | shares |
CY2021 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
1061000000 | shares |
CY2020 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
1058000000 | shares |
CY2022 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
6000000 | shares |
CY2021 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
7000000 | shares |
CY2020 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
7000000 | shares |
CY2022 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
1081000000 | shares |
CY2021 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
1068000000 | shares |
CY2020 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
1065000000 | shares |
CY2022 | so |
Undistributed Retained Earnings Of Subsidiaries
UndistributedRetainedEarningsOfSubsidiaries
|
4900000000 | usd |
CY2022Q4 | so |
Lease Liability
LeaseLiability
|
1899000000 | usd |
CY2021Q4 | so |
Lease Liability
LeaseLiability
|
1969000000 | usd |
CY2022Q4 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
1531000000 | usd |
CY2022Q4 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
197000000 | usd |
CY2022Q4 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
1388000000 | usd |
CY2022Q4 | us-gaap |
Operating Lease Liability
OperatingLeaseLiability
|
1585000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
|
292000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability Current
FinanceLeaseLiabilityCurrent
|
18000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability Noncurrent
FinanceLeaseLiabilityNoncurrent
|
296000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability
FinanceLeaseLiability
|
314000000 | usd |
CY2021Q4 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
1701000000 | usd |
CY2021Q4 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
250000000 | usd |
CY2021Q4 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
1503000000 | usd |
CY2021Q4 | us-gaap |
Operating Lease Liability
OperatingLeaseLiability
|
1754000000 | usd |
CY2021Q4 | us-gaap |
Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
|
197000000 | usd |
CY2021Q4 | us-gaap |
Finance Lease Liability Current
FinanceLeaseLiabilityCurrent
|
16000000 | usd |
CY2021Q4 | us-gaap |
Finance Lease Liability Noncurrent
FinanceLeaseLiabilityNoncurrent
|
199000000 | usd |
CY2021Q4 | us-gaap |
Finance Lease Liability
FinanceLeaseLiability
|
215000000 | usd |
CY2022 | us-gaap |
Operating Lease Cost
OperatingLeaseCost
|
297000000 | usd |
CY2022 | us-gaap |
Finance Lease Right Of Use Asset Amortization
FinanceLeaseRightOfUseAssetAmortization
|
23000000 | usd |
CY2022 | us-gaap |
Finance Lease Interest Expense
FinanceLeaseInterestExpense
|
13000000 | usd |
CY2022 | so |
Finance Lease Cost
FinanceLeaseCost
|
36000000 | usd |
CY2022 | us-gaap |
Short Term Lease Cost
ShortTermLeaseCost
|
64000000 | usd |
CY2022 | us-gaap |
Variable Lease Cost
VariableLeaseCost
|
125000000 | usd |
CY2022 | us-gaap |
Sublease Income
SubleaseIncome
|
1000000 | usd |
CY2022 | us-gaap |
Lease Cost
LeaseCost
|
521000000 | usd |
CY2021 | us-gaap |
Operating Lease Cost
OperatingLeaseCost
|
313000000 | usd |
CY2021 | us-gaap |
Finance Lease Right Of Use Asset Amortization
FinanceLeaseRightOfUseAssetAmortization
|
21000000 | usd |
CY2021 | us-gaap |
Finance Lease Interest Expense
FinanceLeaseInterestExpense
|
11000000 | usd |
CY2021 | so |
Finance Lease Cost
FinanceLeaseCost
|
32000000 | usd |
CY2021 | us-gaap |
Short Term Lease Cost
ShortTermLeaseCost
|
48000000 | usd |
CY2021 | us-gaap |
Variable Lease Cost
VariableLeaseCost
|
96000000 | usd |
CY2021 | us-gaap |
Sublease Income
SubleaseIncome
|
-1000000 | usd |
CY2021 | us-gaap |
Lease Cost
LeaseCost
|
490000000 | usd |
CY2020 | us-gaap |
Operating Lease Cost
OperatingLeaseCost
|
309000000 | usd |
CY2020 | us-gaap |
Finance Lease Right Of Use Asset Amortization
FinanceLeaseRightOfUseAssetAmortization
|
26000000 | usd |
CY2020 | us-gaap |
Finance Lease Interest Expense
FinanceLeaseInterestExpense
|
11000000 | usd |
CY2020 | so |
Finance Lease Cost
FinanceLeaseCost
|
37000000 | usd |
CY2020 | us-gaap |
Short Term Lease Cost
ShortTermLeaseCost
|
39000000 | usd |
CY2020 | us-gaap |
Variable Lease Cost
VariableLeaseCost
|
91000000 | usd |
CY2020 | us-gaap |
Sublease Income
SubleaseIncome
|
0 | usd |
CY2020 | us-gaap |
Lease Cost
LeaseCost
|
476000000 | usd |
CY2022 | us-gaap |
Operating Lease Payments
OperatingLeasePayments
|
303000000 | usd |
CY2022 | us-gaap |
Finance Lease Interest Payment On Liability
FinanceLeaseInterestPaymentOnLiability
|
11000000 | usd |
CY2022 | us-gaap |
Finance Lease Principal Payments
FinanceLeasePrincipalPayments
|
16000000 | usd |
CY2022 | us-gaap |
Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
|
56000000 | usd |
CY2022 | so |
Right Of Use Asset Obtained In Exchange For Operating Lease Liability Reassessment
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiabilityReassessment
|
16000000 | usd |
CY2022 | us-gaap |
Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
|
118000000 | usd |
CY2021 | us-gaap |
Operating Lease Payments
OperatingLeasePayments
|
308000000 | usd |
CY2021 | us-gaap |
Finance Lease Interest Payment On Liability
FinanceLeaseInterestPaymentOnLiability
|
9000000 | usd |
CY2021 | us-gaap |
Finance Lease Principal Payments
FinanceLeasePrincipalPayments
|
17000000 | usd |
CY2021 | us-gaap |
Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
|
64000000 | usd |
CY2021 | us-gaap |
Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
|
3000000 | usd |
CY2020 | us-gaap |
Operating Lease Payments
OperatingLeasePayments
|
310000000 | usd |
CY2020 | us-gaap |
Finance Lease Interest Payment On Liability
FinanceLeaseInterestPaymentOnLiability
|
9000000 | usd |
CY2020 | us-gaap |
Finance Lease Principal Payments
FinanceLeasePrincipalPayments
|
22000000 | usd |
CY2020 | us-gaap |
Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
|
227000000 | usd |
CY2020 | us-gaap |
Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
|
10000000 | usd |
CY2022Q4 | us-gaap |
Operating Lease Weighted Average Remaining Lease Term1
OperatingLeaseWeightedAverageRemainingLeaseTerm1
|
P17Y3M18D | |
CY2022Q4 | us-gaap |
Finance Lease Weighted Average Remaining Lease Term1
FinanceLeaseWeightedAverageRemainingLeaseTerm1
|
P17Y4M24D | |
CY2022Q4 | us-gaap |
Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
|
0.0451 | |
CY2022Q4 | us-gaap |
Finance Lease Weighted Average Discount Rate Percent
FinanceLeaseWeightedAverageDiscountRatePercent
|
0.0487 | |
CY2021Q4 | us-gaap |
Operating Lease Weighted Average Remaining Lease Term1
OperatingLeaseWeightedAverageRemainingLeaseTerm1
|
P15Y10M24D | |
CY2021Q4 | us-gaap |
Finance Lease Weighted Average Remaining Lease Term1
FinanceLeaseWeightedAverageRemainingLeaseTerm1
|
P18Y | |
CY2021Q4 | us-gaap |
Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
|
0.0441 | |
CY2021Q4 | us-gaap |
Finance Lease Weighted Average Discount Rate Percent
FinanceLeaseWeightedAverageDiscountRatePercent
|
0.0482 | |
CY2022Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due Next Twelve Months
LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
|
248000000 | usd |
CY2022Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Two
LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
|
201000000 | usd |
CY2022Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Three
LesseeOperatingLeaseLiabilityPaymentsDueYearThree
|
181000000 | usd |
CY2022Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Four
LesseeOperatingLeaseLiabilityPaymentsDueYearFour
|
159000000 | usd |
CY2022Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Five
LesseeOperatingLeaseLiabilityPaymentsDueYearFive
|
143000000 | usd |
CY2022Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due After Year Five
LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive
|
1497000000 | usd |
CY2022Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due
LesseeOperatingLeaseLiabilityPaymentsDue
|
2429000000 | usd |
CY2022Q4 | us-gaap |
Lessee Operating Lease Liability Undiscounted Excess Amount
LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
|
844000000 | usd |
CY2022Q4 | us-gaap |
Operating Lease Liability
OperatingLeaseLiability
|
1585000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability Payments Due Next Twelve Months
FinanceLeaseLiabilityPaymentsDueNextTwelveMonths
|
33000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability Payments Due Year Two
FinanceLeaseLiabilityPaymentsDueYearTwo
|
22000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability Payments Due Year Three
FinanceLeaseLiabilityPaymentsDueYearThree
|
26000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability Payments Due Year Four
FinanceLeaseLiabilityPaymentsDueYearFour
|
26000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability Payments Due Year Five
FinanceLeaseLiabilityPaymentsDueYearFive
|
26000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability Payments Due After Year Five
FinanceLeaseLiabilityPaymentsDueAfterYearFive
|
345000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability Payments Due
FinanceLeaseLiabilityPaymentsDue
|
478000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability Undiscounted Excess Amount
FinanceLeaseLiabilityUndiscountedExcessAmount
|
164000000 | usd |
CY2022Q4 | us-gaap |
Finance Lease Liability
FinanceLeaseLiability
|
314000000 | usd |
CY2022 | us-gaap |
Sales Type Lease Interest Income
SalesTypeLeaseInterestIncome
|
25000000 | usd |
CY2022 | us-gaap |
Operating Lease Lease Income
OperatingLeaseLeaseIncome
|
208000000 | usd |
CY2022 | us-gaap |
Variable Lease Income
VariableLeaseIncome
|
417000000 | usd |
CY2022 | us-gaap |
Lease Income
LeaseIncome
|
650000000 | usd |
CY2021 | us-gaap |
Sales Type Lease Interest Income
SalesTypeLeaseInterestIncome
|
15000000 | usd |
CY2021 | so |
Operating Lease Income Comprehensive Income Extensible List Not Disclosed Flag
OperatingLeaseIncomeComprehensiveIncomeExtensibleListNotDisclosedFlag
|
Lease income - operating leases | |
CY2021 | us-gaap |
Operating Lease Lease Income
OperatingLeaseLeaseIncome
|
223000000 | usd |
CY2021 | us-gaap |
Variable Lease Income
VariableLeaseIncome
|
429000000 | usd |
CY2021 | us-gaap |
Lease Income
LeaseIncome
|
667000000 | usd |
CY2020 | us-gaap |
Sales Type Lease Interest Income
SalesTypeLeaseInterestIncome
|
16000000 | usd |
CY2020 | us-gaap |
Operating Lease Lease Income
OperatingLeaseLeaseIncome
|
208000000 | usd |
CY2020 | us-gaap |
Variable Lease Income
VariableLeaseIncome
|
419000000 | usd |
CY2020 | us-gaap |
Lease Income
LeaseIncome
|
643000000 | usd |
CY2021 | so |
Transfer Of Construction Work In Progress To Lease Receivables
TransferOfConstructionWorkInProgressToLeaseReceivables
|
210000000 | usd |
CY2022Q4 | us-gaap |
Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received Next Twelve Months
SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths
|
39000000 | usd |
CY2022Q4 | us-gaap |
Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received Two Years
SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears
|
38000000 | usd |
CY2022Q4 | us-gaap |
Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received Three Years
SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThreeYears
|
37000000 | usd |
CY2022Q4 | us-gaap |
Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received Four Years
SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFourYears
|
36000000 | usd |
CY2022Q4 | us-gaap |
Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received Five Years
SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFiveYears
|
35000000 | usd |
CY2022Q4 | us-gaap |
Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received Thereafter
SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThereafter
|
364000000 | usd |
CY2022Q4 | us-gaap |
Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received
SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived
|
549000000 | usd |
CY2022Q4 | us-gaap |
Sales Type And Direct Financing Leases Lease Receivable
SalesTypeAndDirectFinancingLeasesLeaseReceivable
|
326000000 | usd |
CY2022Q4 | us-gaap |
Sales Type And Direct Financing Leases Lease Receivable Undiscounted Excess Amount
SalesTypeAndDirectFinancingLeasesLeaseReceivableUndiscountedExcessAmount
|
223000000 | usd |
CY2022Q4 | us-gaap |
Lessor Operating Lease Payments To Be Received Next Twelve Months
LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths
|
145000000 | usd |
CY2022Q4 | us-gaap |
Lessor Operating Lease Payments To Be Received Two Years
LessorOperatingLeasePaymentsToBeReceivedTwoYears
|
114000000 | usd |
CY2022Q4 | us-gaap |
Lessor Operating Lease Payments To Be Received Three Years
LessorOperatingLeasePaymentsToBeReceivedThreeYears
|
105000000 | usd |
CY2022Q4 | us-gaap |
Lessor Operating Lease Payments To Be Received Four Years
LessorOperatingLeasePaymentsToBeReceivedFourYears
|
104000000 | usd |
CY2022Q4 | us-gaap |
Lessor Operating Lease Payments To Be Received Five Years
LessorOperatingLeasePaymentsToBeReceivedFiveYears
|
104000000 | usd |
CY2022Q4 | us-gaap |
Lessor Operating Lease Payments To Be Received Thereafter
LessorOperatingLeasePaymentsToBeReceivedThereafter
|
796000000 | usd |
CY2022Q4 | us-gaap |
Lessor Operating Lease Payments To Be Received
LessorOperatingLeasePaymentsToBeReceived
|
1368000000 | usd |
CY2020Q4 | so |
Number Of Leveraged Leases
NumberOfLeveragedLeases
|
4 | leveragedlease |
CY2020Q4 | so |
Number Of Domestic Projects Subject To Leveraged Lease
NumberOfDomesticProjectsSubjectToLeveragedLease
|
2 | project |
CY2020Q4 | so |
Number Of International Projects Subject To Leveraged Lease
NumberOfInternationalProjectsSubjectToLeveragedLease
|
2 | project |
CY2021 | so |
Number Of Projects Subject To Leveraged Lease Sold
NumberOfProjectsSubjectToLeveragedLeaseSold
|
1 | project |
CY2022Q4 | so |
Number Of Leveraged Leases
NumberOfLeveragedLeases
|
1 | leveragedlease |
CY2022 | so |
Leveraged Leases Remaining Lease Term
LeveragedLeasesRemainingLeaseTerm
|
P9Y | |
CY2020Q2 | so |
Lease Impairment Loss
LeaseImpairmentLoss
|
154000000 | usd |
CY2020Q2 | so |
Lease Impairment Loss After Tax
LeaseImpairmentLossAfterTax
|
74000000 | usd |
CY2022 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
10000000 | usd |
CY2022 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
455000000 | usd |
CY2022 | us-gaap |
Federal Income Tax Expense Benefit Continuing Operations
FederalIncomeTaxExpenseBenefitContinuingOperations
|
465000000 | usd |
CY2022 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
27000000 | usd |
CY2022 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
303000000 | usd |
CY2022 | us-gaap |
State And Local Income Tax Expense Benefit Continuing Operations
StateAndLocalIncomeTaxExpenseBenefitContinuingOperations
|
330000000 | usd |
CY2022 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
795000000 | usd |
CY2021 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
50000000 | usd |
CY2021 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
36000000 | usd |
CY2021 | us-gaap |
Federal Income Tax Expense Benefit Continuing Operations
FederalIncomeTaxExpenseBenefitContinuingOperations
|
86000000 | usd |
CY2021 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
-25000000 | usd |
CY2021 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
206000000 | usd |
CY2021 | us-gaap |
State And Local Income Tax Expense Benefit Continuing Operations
StateAndLocalIncomeTaxExpenseBenefitContinuingOperations
|
181000000 | usd |
CY2021 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
267000000 | usd |
CY2020 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
199000000 | usd |
CY2020 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
70000000 | usd |
CY2020 | us-gaap |
Federal Income Tax Expense Benefit Continuing Operations
FederalIncomeTaxExpenseBenefitContinuingOperations
|
269000000 | usd |
CY2020 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
100000000 | usd |
CY2020 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
24000000 | usd |
CY2020 | us-gaap |
State And Local Income Tax Expense Benefit Continuing Operations
StateAndLocalIncomeTaxExpenseBenefitContinuingOperations
|
124000000 | usd |
CY2020 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
393000000 | usd |
CY2022 | so |
Amortization Of Deferred Investment Tax Credits
AmortizationOfDeferredInvestmentTaxCredits
|
83000000 | usd |
CY2021 | so |
Amortization Of Deferred Investment Tax Credits
AmortizationOfDeferredInvestmentTaxCredits
|
84000000 | usd |
CY2020 | so |
Amortization Of Deferred Investment Tax Credits
AmortizationOfDeferredInvestmentTaxCredits
|
84000000 | usd |
CY2022 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.210 | |
CY2022 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.062 | |
CY2022 | us-gaap |
Effective Income Tax Rate Reconciliation Deductions Employee Stock Ownership Plan Dividends
EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends
|
0.005 | |
CY2022 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Depreciation
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepreciation
|
0.006 | |
CY2022 | us-gaap |
Effective Income Tax Rate Reconciliation Prior Year Income Taxes
EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes
|
-0.066 | |
CY2022 | so |
Afudc Equity
AfudcEquity
|
0.011 | |
CY2022 | so |
Effective Income Tax Rate Reconciliation Tax Credit Production Percent
EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent
|
0 | |
CY2022 | so |
Effective Income Tax Rate Reconciliation Amortization Tax Credits Investment
EffectiveIncomeTaxRateReconciliationAmortizationTaxCreditsInvestment
|
0.013 | |
CY2022 | us-gaap |
Effective Income Tax Rate Reconciliation Minority Interest Income Expense
EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense
|
0.005 | |
CY2022 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
0 | |
CY2022 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.188 | |
CY2021 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.210 | |
CY2021 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.055 | |
CY2021 | us-gaap |
Effective Income Tax Rate Reconciliation Deductions Employee Stock Ownership Plan Dividends
EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends
|
0.009 | |
CY2021 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Depreciation
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepreciation
|
0.009 | |
CY2021 | us-gaap |
Effective Income Tax Rate Reconciliation Prior Year Income Taxes
EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes
|
-0.117 | |
CY2021 | so |
Afudc Equity
AfudcEquity
|
0.015 | |
CY2021 | so |
Effective Income Tax Rate Reconciliation Tax Credit Production Percent
EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent
|
0 | |
CY2021 | so |
Effective Income Tax Rate Reconciliation Amortization Tax Credits Investment
EffectiveIncomeTaxRateReconciliationAmortizationTaxCreditsInvestment
|
0.022 | |
CY2021 | us-gaap |
Effective Income Tax Rate Reconciliation Minority Interest Income Expense
EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense
|
0.008 | |
CY2021 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Leases
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLeases
|
-0.014 | |
CY2021 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
-0.001 | |
CY2021 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.104 | |
CY2020 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.210 | |
CY2020 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.028 | |
CY2020 | us-gaap |
Effective Income Tax Rate Reconciliation Deductions Employee Stock Ownership Plan Dividends
EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends
|
0.007 | |
CY2020 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Depreciation
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepreciation
|
0.007 | |
CY2020 | us-gaap |
Effective Income Tax Rate Reconciliation Prior Year Income Taxes
EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes
|
-0.088 | |
CY2020 | so |
Afudc Equity
AfudcEquity
|
0.008 | |
CY2020 | so |
Effective Income Tax Rate Reconciliation Tax Credit Production Percent
EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent
|
0 | |
CY2020 | so |
Effective Income Tax Rate Reconciliation Amortization Tax Credits Investment
EffectiveIncomeTaxRateReconciliationAmortizationTaxCreditsInvestment
|
0.016 | |
CY2020 | us-gaap |
Effective Income Tax Rate Reconciliation Minority Interest Income Expense
EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense
|
0 | |
CY2020 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Leases
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLeases
|
-0.016 | |
CY2020 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
0.002 | |
CY2020 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.112 | |
CY2022Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
18066000000 | usd |
CY2022Q4 | us-gaap |
Deferred Tax Assets Gross
DeferredTaxAssetsGross
|
8398000000 | usd |
CY2022Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
257000000 | usd |
CY2022Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
8141000000 | usd |
CY2022Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
9925000000 | usd |
CY2022Q4 | so |
Accumulated Deferred Tax Assets
AccumulatedDeferredTaxAssets
|
111000000 | usd |
CY2022Q4 | so |
Accumulated Deferred Tax Liabilities
AccumulatedDeferredTaxLiabilities
|
10036000000 | usd |
CY2021Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
17451000000 | usd |
CY2021Q4 | us-gaap |
Deferred Tax Assets Gross
DeferredTaxAssetsGross
|
8914000000 | usd |
CY2021Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
207000000 | usd |
CY2021Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
8707000000 | usd |
CY2021Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
8744000000 | usd |
CY2021Q4 | so |
Accumulated Deferred Tax Assets
AccumulatedDeferredTaxAssets
|
118000000 | usd |
CY2021Q4 | so |
Accumulated Deferred Tax Liabilities
AccumulatedDeferredTaxLiabilities
|
8862000000 | usd |
CY2022Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards State And Local
DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal
|
298000000 | usd |
CY2019Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
0 | usd |
CY2020 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
44000000 | usd |
CY2020Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
44000000 | usd |
CY2021 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
3000000 | usd |
CY2021Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
47000000 | usd |
CY2022 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
33000000 | usd |
CY2022Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
80000000 | usd |
CY2022 | so |
Period Over Which Company Has Elected To Amortize Changes In Market Value Of All Plan Assets
PeriodOverWhichCompanyHasElectedToAmortizeChangesInMarketValueOfAllPlanAssets
|
P5Y | |
CY2022Q4 | us-gaap |
Defined Benefit Plan Plan Assets Target Allocation Percentage
DefinedBenefitPlanPlanAssetsTargetAllocationPercentage
|
1 | |
CY2022Q4 | us-gaap |
Defined Benefit Plan Weighted Average Asset Allocations
DefinedBenefitPlanWeightedAverageAssetAllocations
|
1 | |
CY2022Q4 | us-gaap |
Defined Benefit Plan Plan Assets Target Allocation Percentage
DefinedBenefitPlanPlanAssetsTargetAllocationPercentage
|
1 | |
CY2022Q4 | us-gaap |
Defined Benefit Plan Weighted Average Asset Allocations
DefinedBenefitPlanWeightedAverageAssetAllocations
|
1 | |
CY2022 | us-gaap |
Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
|
75000000 | usd |
CY2021 | us-gaap |
Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
|
66000000 | usd |
CY2020 | us-gaap |
Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
|
66000000 | usd |
CY2022Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
|
29000000 | usd |
CY2022Q4 | so |
Number Of Employees Participatingin Stock Optionand Performance Share Units Program
NumberOfEmployeesParticipatinginStockOptionandPerformanceShareUnitsProgram
|
1586 | employee |
CY2022Q1 | us-gaap |
Conversion Of Stock Shares Converted1
ConversionOfStockSharesConverted1
|
2500000 | shares |
CY2022Q1 | so |
Common Stock Conversion Price
CommonStockConversionPrice
|
66.57 | |
CY2022 | us-gaap |
Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2
|
P10M | |
CY2021Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
|
2800000 | shares |
CY2021Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
|
42.95 | |
CY2022 | us-gaap |
Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
|
1800000 | shares |
CY2022 | us-gaap |
Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
|
43.37 | |
CY2022Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
|
1000000.0 | shares |
CY2022Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
|
42.22 | |
CY2022Q4 | us-gaap |
Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
|
29000000 | usd |
CY2022 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
|
49000000 | usd |
CY2021 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
|
34000000 | usd |
CY2020 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
|
38000000 | usd |
CY2022 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options
EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions
|
12000000 | usd |
CY2021 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options
EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions
|
7000000 | usd |
CY2020 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options
EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions
|
9000000 | usd |
CY2022Q4 | us-gaap |
Collateral Already Posted Aggregate Fair Value
CollateralAlreadyPostedAggregateFairValue
|
41000000 | usd |
CY2022Q4 | us-gaap |
Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
|
54600000000 | usd |
CY2022Q4 | us-gaap |
Debt Instrument Fair Value
DebtInstrumentFairValue
|
48600000000 | usd |
CY2021Q4 | us-gaap |
Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
|
52100000000 | usd |
CY2021Q4 | us-gaap |
Debt Instrument Fair Value
DebtInstrumentFairValue
|
57100000000 | usd |
CY2022 | so |
Expected Volume Of Natural Gas Subject To Option To Sell Back Excess Gas Due To Operational Constraints
ExpectedVolumeOfNaturalGasSubjectToOptionToSellBackExcessGasDueToOperationalConstraints
|
23000000 | mmbtu |
CY2022Q4 | so |
Energy Related Derivative Cash Flow Hedge Gain Loss To Be Reclassified During Next12 Months Net
EnergyRelatedDerivativeCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet
|
-27000000 | usd |
CY2022Q4 | us-gaap |
Interest Rate Cash Flow Hedge Gain Loss To Be Reclassified During Next12 Months Net
InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet
|
-16000000 | usd |
CY2022Q4 | us-gaap |
Derivative Fair Value Of Derivative Asset
DerivativeFairValueOfDerivativeAsset
|
211000000 | usd |
CY2022Q4 | us-gaap |
Derivative Fair Value Of Derivative Liability
DerivativeFairValueOfDerivativeLiability
|
728000000 | usd |
CY2021Q4 | us-gaap |
Derivative Fair Value Of Derivative Asset
DerivativeFairValueOfDerivativeAsset
|
238000000 | usd |
CY2021Q4 | us-gaap |
Derivative Fair Value Of Derivative Liability
DerivativeFairValueOfDerivativeLiability
|
153000000 | usd |
CY2022Q4 | us-gaap |
Derivative Asset Fair Value Gross Liability
DerivativeAssetFairValueGrossLiability
|
70000000 | usd |
CY2022Q4 | us-gaap |
Derivative Liability Fair Value Gross Asset
DerivativeLiabilityFairValueGrossAsset
|
111000000 | usd |
CY2021Q4 | us-gaap |
Derivative Asset Fair Value Gross Liability
DerivativeAssetFairValueGrossLiability
|
25000000 | usd |
CY2021Q4 | us-gaap |
Derivative Liability Fair Value Gross Asset
DerivativeLiabilityFairValueGrossAsset
|
28000000 | usd |
CY2022 | so |
Derivative Asset Statement Of Financial Position Extensible Enumeration Not Disclosed Flag
DerivativeAssetStatementOfFinancialPositionExtensibleEnumerationNotDisclosedFlag
|
Net amounts recognized in the Balance Sheets(b) | |
CY2021 | so |
Derivative Asset Statement Of Financial Position Extensible Enumeration Not Disclosed Flag
DerivativeAssetStatementOfFinancialPositionExtensibleEnumerationNotDisclosedFlag
|
Net amounts recognized in the Balance Sheets(b) | |
CY2022Q4 | us-gaap |
Derivative Assets
DerivativeAssets
|
141000000 | usd |
CY2022Q4 | us-gaap |
Derivative Liabilities
DerivativeLiabilities
|
617000000 | usd |
CY2021Q4 | us-gaap |
Derivative Assets
DerivativeAssets
|
213000000 | usd |
CY2021Q4 | us-gaap |
Derivative Liabilities
DerivativeLiabilities
|
125000000 | usd |
CY2022 | so |
Other Comprehensive Income Loss Derivative Gain Loss After Reclassification Before Tax
OtherComprehensiveIncomeLossDerivativeGainLossAfterReclassificationBeforeTax
|
-80000000 | usd |
CY2021 | so |
Other Comprehensive Income Loss Derivative Gain Loss After Reclassification Before Tax
OtherComprehensiveIncomeLossDerivativeGainLossAfterReclassificationBeforeTax
|
-67000000 | usd |
CY2020 | so |
Other Comprehensive Income Loss Derivative Gain Loss After Reclassification Before Tax
OtherComprehensiveIncomeLossDerivativeGainLossAfterReclassificationBeforeTax
|
14000000 | usd |
CY2022 | so |
Depreciation And Amortization Excluding Nuclear Fuel
DepreciationAndAmortizationExcludingNuclearFuel
|
3663000000 | usd |
CY2021 | so |
Depreciation And Amortization Excluding Nuclear Fuel
DepreciationAndAmortizationExcludingNuclearFuel
|
3565000000 | usd |
CY2020 | so |
Depreciation And Amortization Excluding Nuclear Fuel
DepreciationAndAmortizationExcludingNuclearFuel
|
3518000000 | usd |
CY2022 | us-gaap |
Interest And Debt Expense
InterestAndDebtExpense
|
2022000000 | usd |
CY2021 | us-gaap |
Interest And Debt Expense
InterestAndDebtExpense
|
1837000000 | usd |
CY2020 | us-gaap |
Interest And Debt Expense
InterestAndDebtExpense
|
1821000000 | usd |
CY2022 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
500000000 | usd |
CY2021 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
456000000 | usd |
CY2020 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
336000000 | usd |
CY2020Q4 | so |
Lease Initial Impairment Loss
LeaseInitialImpairmentLoss
|
34000000 | usd |
CY2020Q4 | so |
Lease Initial Impairment Loss After Tax
LeaseInitialImpairmentLossAfterTax
|
17000000 | usd |
CY2021Q4 | so |
Proceeds From Sale Of Assets Subject To Leveraged Lease
ProceedsFromSaleOfAssetsSubjectToLeveragedLease
|
45000000 | usd |
CY2021Q4 | so |
Gain Loss On Sale Of Assets Subject To Leveraged Lease
GainLossOnSaleOfAssetsSubjectToLeveragedLease
|
0 | usd |
CY2021Q4 | us-gaap |
Leveraged Leases Income Statement Investment Tax Credit Recognized On Leveraged Leases
LeveragedLeasesIncomeStatementInvestmentTaxCreditRecognizedOnLeveragedLeases
|
16000000 | usd |
CY2021Q4 | so |
Number Of Projects Subject To Leveraged Lease Terminated
NumberOfProjectsSubjectToLeveragedLeaseTerminated
|
2 | project |
CY2021Q4 | so |
Proceeds From Sale Of Assets Subject To Leveraged Lease
ProceedsFromSaleOfAssetsSubjectToLeveragedLease
|
673000000 | usd |
CY2021Q4 | us-gaap |
Gain Loss On Contract Termination
GainLossOnContractTermination
|
93000000 | usd |
CY2021Q4 | so |
Gain Loss On Contract Termination Net Of Tax
GainLossOnContractTerminationNetOfTax
|
99000000 | usd |
CY2022 | us-gaap |
Revenues
Revenues
|
29279000000 | usd |
CY2022 | so |
Depreciation And Amortization Excluding Nuclear Fuel
DepreciationAndAmortizationExcludingNuclearFuel
|
3663000000 | usd |
CY2022 | us-gaap |
Investment Income Interest And Dividend
InvestmentIncomeInterestAndDividend
|
59000000 | usd |
CY2022 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
151000000 | usd |
CY2022 | us-gaap |
Interest And Debt Expense
InterestAndDebtExpense
|
2022000000 | usd |
CY2022 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
795000000 | usd |
CY2022 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
3524000000 | usd |
CY2022Q4 | us-gaap |
Goodwill
Goodwill
|
5161000000 | usd |
CY2022Q4 | us-gaap |
Assets
Assets
|
134891000000 | usd |
CY2021 | us-gaap |
Revenues
Revenues
|
23113000000 | usd |
CY2021 | so |
Depreciation And Amortization Excluding Nuclear Fuel
DepreciationAndAmortizationExcludingNuclearFuel
|
3565000000 | usd |
CY2021 | us-gaap |
Investment Income Interest And Dividend
InvestmentIncomeInterestAndDividend
|
22000000 | usd |
CY2021 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
76000000 | usd |
CY2021 | us-gaap |
Interest And Debt Expense
InterestAndDebtExpense
|
1837000000 | usd |
CY2021 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
267000000 | usd |
CY2021 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
2393000000 | usd |
CY2021Q4 | us-gaap |
Goodwill
Goodwill
|
5280000000 | usd |
CY2021Q4 | us-gaap |
Assets
Assets
|
127534000000 | usd |
CY2020 | us-gaap |
Revenues
Revenues
|
20375000000 | usd |
CY2020 | so |
Depreciation And Amortization Excluding Nuclear Fuel
DepreciationAndAmortizationExcludingNuclearFuel
|
3518000000 | usd |
CY2020 | us-gaap |
Investment Income Interest And Dividend
InvestmentIncomeInterestAndDividend
|
37000000 | usd |
CY2020 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
153000000 | usd |
CY2020 | us-gaap |
Interest And Debt Expense
InterestAndDebtExpense
|
1821000000 | usd |
CY2020 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
393000000 | usd |
CY2020 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
3119000000 | usd |
CY2020Q4 | us-gaap |
Goodwill
Goodwill
|
5280000000 | usd |
CY2020Q4 | us-gaap |
Assets
Assets
|
122935000000 | usd |
CY2020 | so |
Estimated Loss On Plant Vogtle Units3 And4
EstimatedLossOnPlantVogtleUnits3And4
|
325000000 | usd |
CY2022Q4 | us-gaap |
Goodwill Impairment Loss
GoodwillImpairmentLoss
|
119000000 | usd |
CY2021Q4 | us-gaap |
Gain Loss On Contract Termination
GainLossOnContractTermination
|
93000000 | usd |
CY2021Q4 | so |
Gain Loss On Contract Termination Net Of Tax
GainLossOnContractTerminationNetOfTax
|
99000000 | usd |
CY2022 | so |
Number Of Projects Subject To Leveraged Lease Terminated
NumberOfProjectsSubjectToLeveragedLeaseTerminated
|
2 | project |
CY2022 | dei |
Auditor Name
AuditorName
|
Deloitte & Touche LLP | |
CY2022 | dei |
Auditor Firm
AuditorFirmId
|
34 |