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Partners' Capital and Distributions - Units Outstanding (Details) - shares	3 Months Ended						9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021
Series A Preferred Units
Activity for preferred units and common units
Outstanding, beginning of period (units)	71,090,468	71,090,468	71,090,468	71,090,468	71,090,468	71,090,468	71,090,468	71,090,468
Outstanding, end of period (units)	71,090,468	71,090,468	71,090,468	71,090,468	71,090,468	71,090,468	71,090,468	71,090,468
Series B Preferred Units
Activity for preferred units and common units
Outstanding, beginning of period (units)	800,000	800,000	800,000	800,000	800,000	800,000	800,000	800,000
Outstanding, end of period (units)	800,000	800,000	800,000	800,000	800,000	800,000	800,000	800,000
Common Units
Activity for preferred units and common units
Outstanding, beginning of period (units)	697,939,946	702,668,178	704,991,540	717,371,576	722,055,847	722,380,416	704,991,540	722,380,416
Repurchase and cancellation of common units under the Common Equity Repurchase Program (units)		(4,876,062)	(2,375,299)	(6,626,711)	(4,940,592)	(350,000)
Issuances of common units under equity-indexed compensation plans (units)	392,739	147,830	51,937	377,017	256,321	25,431
Outstanding, end of period (units)	698,332,685	697,939,946	702,668,178	711,121,882	717,371,576	722,055,847	698,332,685	711,121,882

X

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

The number of limited partner units outstanding.

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- Definition

Number of units issued for unit-based payment arrangement issued by partnership. Partner includes, but is not limited to, general, limited and preferred partners.

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Number of shares that have been repurchased and retired during the period.

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