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Partners' Capital and Distributions (Tables) | 3 Months Ended
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Mar. 31, 2020
Limited Partners' Capital Account [Line Items] |
Schedule of activity for preferred units and common units | The following tables present the activity for our preferred and common units:
| Limited Partners |  |  |  |
| Series A Preferred Units |  | Series B Preferred Units |  | Common Units
Outstanding at December 31, 2019 | 71,090,468 |  |  | 800,000 |  |  | 728,028,576 |
Issuances of common units under equity-indexed compensation plans | — |  |  | — |  |  | 24,431 |
Outstanding at March 31, 2020 | 71,090,468 |  |  | 800,000 |  |  | 728,053,007 |
| Limited Partners |  |  |  |
| Series A Preferred Units |  | Series B Preferred Units |  | Common Units
Outstanding at December 31, 2018 | 71,090,468 |  |  | 800,000 |  |  | 726,361,924 |
Issuances of common units under equity-indexed compensation plans | — |  |  | — |  |  | 423,889 |
Outstanding at March 31, 2019 | 71,090,468 |  |  | 800,000 |  |  | 726,785,813 |
Series A Preferred Units |
Limited Partners' Capital Account [Line Items] |
Schedule of distributions | The following table details distributions to our Series A preferred unitholders paid during or pertaining to the first three months of 2020 (in millions, except per unit data):
|  | Series A Preferred Unitholders |  |  |  |  |
Distribution Payment Date |  | Cash Distribution |  |  |  |  | Distribution per Unit
May 15, 2020 (1) |  | $ | 37 |  |  |  |  |  | $ | 0.525 |
February 14, 2020 |  | $ | 37 |  |  |  |  |  | $ | 0.525 |
(1)Payable to unitholders of record at the close of business on May 1, 2020 for the period from January 1, 2020 through March 31, 2020. At March 31, 2020, such amount was accrued as distributions payable in “Other current liabilities” on our Condensed Consolidated Balance Sheet.
Series B Preferred Units |
Limited Partners' Capital Account [Line Items] |
Schedule of distributions | The following table details distributions to be paid to our Series B preferred unitholders (in millions, except per unit data):
|  | Series B Preferred Unitholders |  |  |
Distribution Payment Date |  | Cash Distribution |  |  | Distribution per Unit
May 15, 2020 (1) |  | $ | 24.5 |  |  |  | $ | 30.625 |
(1)Payable to unitholders of record at the close of business on May 1, 2020 for the period from November 15, 2019 through May 14, 2020.
Common Units |
Limited Partners' Capital Account [Line Items] |
Schedule of distributions | The following table details distributions to our common unitholders paid during or pertaining to the first three months of 2020 (in millions, except per unit data):
|  | Distributions |  |  |  |  |  |  | Cash Distribution per Common Unit
|  | Common Unitholders |  |  |  | Total Cash Distribution |  |  |
Distribution Payment Date |  | Public |  | AAP |  |  |  |  |
May 15, 2020 (1) |  | $ | 86 |  |  | $ | 45 |  |  | $ | 131 |  |  |  | $ | 0.18 |
February 14, 2020 |  | $ | 172 |  |  | $ | 90 |  |  | $ | 262 |  |  |  | $ | 0.36 |
(1)Payable to unitholders of record at the close of business on May 1, 2020 for the period from January 1, 2020 through March 31, 2020.

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