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Intangible Assets and Goodwill (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023
Identifiable intangible assets [Abstract] |  |  |
Gross Value | $ 5,897 |  | $ 5,897
Accumulated Amortization | (2,177) |  | (2,127)
Carrying Value | 3,720 |  | 3,770
Amortization expense | 50 | $ 46 |
Forecasted amortization expense [Abstract] |  |  |
Remainder of 2024 | 160 |  |
2025 | 208 |  |
2026 | 203 |  |
2027 | 185 |  |
2028 | 180 |  |
NGL Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 1,201 |  | 1,201
Accumulated Amortization | (383) |  | (373)
Carrying Value | 818 |  | 828
Amortization expense | 10 | 9 |
NGL Pipelines & Services [Member] | Customer relationship intangibles [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 449 |  | 449
Accumulated Amortization | (267) |  | (263)
Carrying Value | 182 |  | 186
NGL Pipelines & Services [Member] | Contract-based intangibles [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 752 |  | 752
Accumulated Amortization | (116) |  | (110)
Carrying Value | 636 |  | 642
Crude Oil Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 2,478 |  | 2,478
Accumulated Amortization | (830) |  | (805)
Carrying Value | 1,648 |  | 1,673
Amortization expense | 25 | 23 |
Crude Oil Pipelines & Services [Member] | Customer relationship intangibles [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 2,195 |  | 2,195
Accumulated Amortization | (555) |  | (530)
Carrying Value | 1,640 |  | 1,665
Crude Oil Pipelines & Services [Member] | Contract-based intangibles [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 283 |  | 283
Accumulated Amortization | (275) |  | (275)
Carrying Value | 8 |  | 8
Natural Gas Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 1,992 |  | 1,992
Accumulated Amortization | (847) |  | (834)
Carrying Value | 1,145 |  | 1,158
Amortization expense | 13 | 12 |
Natural Gas Pipelines & Services [Member] | Customer relationship intangibles [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 1,351 |  | 1,351
Accumulated Amortization | (634) |  | (625)
Carrying Value | 717 |  | 726
Natural Gas Pipelines & Services [Member] | Contract-based intangibles [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 641 |  | 641
Accumulated Amortization | (213) |  | (209)
Carrying Value | 428 |  | 432
Petrochemical & Refined Products Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 226 |  | 226
Accumulated Amortization | (117) |  | (115)
Carrying Value | 109 |  | 111
Amortization expense | 2 | $ 2 |
Petrochemical & Refined Products Services [Member] | Customer relationship intangibles [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 181 |  | 181
Accumulated Amortization | (87) |  | (86)
Carrying Value | 94 |  | 95
Petrochemical & Refined Products Services [Member] | Contract-based intangibles [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 45 |  | 45
Accumulated Amortization | (30) |  | (29)
Carrying Value | $ 15 |  | $ 16

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482686/350-30-45-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-2 + Details
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