Per unit of ownership amount of cash distributions declared to unit-holder of a limited partnership (LP).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

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- Definition

Per unit of ownership amount of cash distributions paid to unit-holder of a limited partnership (LP).

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The total amount of distributions to limited partners.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 5
-Subparagraph (SAB TOPIC 4.F)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187171-122770

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Partners' Capital and Distributions - Common Unit Distributions (Details) - Common Units - Cash Distribution - USD ($) $ / shares in Units, $ in Millions			12 Months Ended
	Feb. 14, 2022	Jan. 10, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Distribution Made to Limited Partner [Line Items]
Distributions paid to limited partners			$ 517	$ 655	$ 1,004
Distributions per common unit (in dollars per unit)			$ 0.72	$ 0.90	$ 1.38
Public
Distribution Made to Limited Partner [Line Items]
Distributions paid to limited partners			$ 341	$ 432	$ 632
AAP
Distribution Made to Limited Partner [Line Items]
Distributions paid to limited partners			$ 176	$ 223	$ 372
Fourth quarter distribution \| Subsequent Event
Distribution Made to Limited Partner [Line Items]
Distributions paid to limited partners	$ 127
Distribution per common unit declared (in dollars per unit)		$ 0.18
Fourth quarter distribution \| Subsequent Event \| AAP
Distribution Made to Limited Partner [Line Items]
Distributions paid to limited partners	$ 43