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Property, Plant and Equipment, net (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Property, Plant and Equipment [Line Items] |  |  |
Property, plant and equipment, net | $ 37,297 | $ 35,599 |
Depreciation Depletion and Amortization Expense for Property, Plant and Equipment | 2,020 | 1,905 | $ 1,873
Interstate Natural Gas FERC-Regulated |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Accumulated depreciation, depletion and amortization | (10,301) | (9,883) |
Depreciable assets | 11,731 | 11,582 |
Property, plant and equipment, net | 12,524 | 12,228 |
Interstate Natural Gas FERC-Regulated | Pipelines |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Gross | $ 12,019 | 11,793 |
Interstate Natural Gas FERC-Regulated | Pipelines | Minimum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Composite Depreciation Rates | 0.80% |  |
Interstate Natural Gas FERC-Regulated | Pipelines | Maximum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Composite Depreciation Rates | 6.67% |  |
Interstate Natural Gas FERC-Regulated | Equipment |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Gross | $ 9,190 | 8,839 |
Interstate Natural Gas FERC-Regulated | Equipment | Minimum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Composite Depreciation Rates | 0.80% |  |
Interstate Natural Gas FERC-Regulated | Equipment | Maximum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Composite Depreciation Rates | 6.67% |  |
Interstate Natural Gas FERC-Regulated | Other |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Gross | $ 823 | 833 |
Interstate Natural Gas FERC-Regulated | Other | Minimum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Composite Depreciation Rates | 0.00% |  |
Interstate Natural Gas FERC-Regulated | Other | Maximum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Composite Depreciation Rates | 25.00% |  |
Interstate Natural Gas FERC-Regulated | Land and land rights-of-way |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Gross | $ 399 | 388 |
Interstate Natural Gas FERC-Regulated | Construction work in process |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Gross | 394 | 258 |
Interstate Natural Gas FERC-Regulated | Land Rights of Way |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Gross | 346 | 346 |
Other |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Accumulated depreciation, depletion and amortization | (11,774) | (10,529) |
Depreciable assets | 22,604 | 21,236 |
Property, plant and equipment, net | 24,773 | 23,371 |
Other | Pipelines |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Gross | $ 9,631 | 8,329 |
Other | Pipelines | Minimum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Straight-Line Estimated Useful Life | 5 years |  |
Composite Depreciation Rates | 0.09% |  |
Other | Pipelines | Maximum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Straight-Line Estimated Useful Life | 40 years |  |
Composite Depreciation Rates | 33.33% |  |
Other | Equipment |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Gross | $ 19,974 | 18,645 |
Other | Equipment | Minimum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Straight-Line Estimated Useful Life | 5 years |  |
Composite Depreciation Rates | 0.09% |  |
Other | Equipment | Maximum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Straight-Line Estimated Useful Life | 40 years |  |
Composite Depreciation Rates | 33.33% |  |
Other | Other |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Gross | $ 4,773 | 4,791 |
Other | Other | Minimum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Straight-Line Estimated Useful Life | 3 years |  |
Composite Depreciation Rates | 0.00% |  |
Other | Other | Maximum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Straight-Line Estimated Useful Life | 10 years |  |
Composite Depreciation Rates | 33.33% |  |
Other | Land and land rights-of-way |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Gross | $ 1,518 | 1,350 |
Other | Construction work in process |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Gross | 651 | 785 |
Other | Land Rights of Way |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Gross | $ 720 | $ 551 |

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