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Derivative Instruments (Balance Sheet Disclosure) (Details) - USD ($) $ in Millions | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Derivatives, Fair Value [Line Items] |  |
Derivative assets | $ 3,719 | $ 3,525
Derivative Asset, Current | 1,760 | 1,590
Derivative Asset, Noncurrent | $ 1,959 | $ 1,935
Derivative Asset, Current, Statement of Financial Position [Extensible Enumeration] | Other assets, current | Other assets, current
Derivative Asset, Noncurrent, Statement of Financial Position [Extensible Enumeration] | Other | Other
Derivative liability | $ 3,059 | $ 5,011
Derivative Liability, Current | 1,037 | 2,102
Derivative Liability, Noncurrent | $ 2,022 | $ 2,909
Derivative Liability, Current, Statement of Financial Position [Extensible Enumeration] | Other Liabilities, Current | Other Liabilities, Current
Derivative Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] | Other Liabilities, Noncurrent | Other Liabilities, Noncurrent
Current Derivative Assets |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Fair Value, Amount Offset Against Collateral | $ 115 | $ 299
Non Current Derivative Assets |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Fair Value, Amount Offset Against Collateral | 82 | 262
Current derivative liabilities |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Liability, Collateral, Right to Reclaim Cash, Offset | 710 | 328
Non Current derivative liabilities |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Liability, Collateral, Right to Reclaim Cash, Offset | 330 | 1,213
Commodity contracts | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative assets | 3,183 | 2,995
Derivative liability | 2,825 | 4,743
Derivative asset, netting | (8,102) | (12,030)
Derivative liability, netting | (8,945) | (13,010)
Commodity contracts | Level 1 | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Gross Asset | 2,832 | 5,372
Derivative Liability, Gross Liability | 4,452 | 7,185
Commodity contracts | Level 2 | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Gross Asset | 6,283 | 7,559
Derivative Liability, Gross Liability | 5,903 | 7,620
Commodity contracts | Level 3 | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Gross Asset | 2,170 | 2,094
Derivative Liability, Gross Liability | 1,415 | 2,948
Interest rate contracts | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative assets | 537 | 534
Derivative liability | 179 | 142
Derivative asset, netting | 138 | (49)
Derivative liability, netting |  | (49)
Derivative Liability, Fair Value, Gross Asset And Right To Reclaim Cash, Offset, Net Of Adjustments | 138 |
Interest rate contracts | Level 1 | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Gross Asset | 0 | 0
Derivative Liability, Gross Liability | 0 | 0
Interest rate contracts | Level 2 | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Gross Asset | 399 | 583
Derivative Liability, Gross Liability | 41 | 191
Interest rate contracts | Level 3 | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Gross Asset | 0 | 0
Derivative Liability, Gross Liability | 0 | 0
Foreign currency contracts | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative assets | (1) | (4)
Derivative liability | 55 | 126
Derivative asset, netting | (1) | (4)
Derivative liability, netting | (1) | (4)
Foreign currency contracts | Level 1 | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Gross Asset | 0 | 0
Derivative Liability, Gross Liability | 0 | 0
Foreign currency contracts | Level 2 | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Gross Asset | 0 | 0
Derivative Liability, Gross Liability | 56 | 130
Foreign currency contracts | Level 3 | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Gross Asset | 0 | 0
Derivative Liability, Gross Liability | 0 | 0
Florida Power & Light Company |  |
Derivatives, Fair Value [Line Items] |  |
Derivative assets | 33 | 29
Derivative Asset, Current | 23 | 19
Derivative Asset, Noncurrent | 10 | 10
Derivative liability | 28 | 13
Derivative Liability, Current | 23 | 12
Derivative Liability, Noncurrent | 5 | 1
Florida Power & Light Company | Commodity contracts | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative assets | 33 | 29
Derivative liability | 28 | 13
Derivative asset, netting | 4 | (7)
Derivative liability, netting |  | (7)
Derivative Liability, Fair Value, Gross Asset And Right To Reclaim Cash, Offset, Net Of Adjustments | 4 |
Florida Power & Light Company | Commodity contracts | Level 1 | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Gross Asset | 0 | 0
Derivative Liability, Gross Liability | 0 | 0
Florida Power & Light Company | Commodity contracts | Level 2 | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement, Net Of Adjustments | (2) |
Derivative Asset, Gross Asset |  | 11
Derivative Liability, Gross Liability | 6 | 4
Florida Power & Light Company | Commodity contracts | Level 3 | Fair value measurements made on a recurring basis [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Gross Asset | 31 | 25
Derivative Liability, Gross Liability | $ 18 | $ 16

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