v3.8.0.1

Equity, Equity Activity (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016 | Dec. 31, 2016
Changes in carrying amount of Equity |  |  |  |  |  |  |  |
Balance at December 31, 2016 |  | $ 1,751 |  |  | $ 1,751 |  |  | $ 1,542
Proceeds from issuance of units, net of issuance costs |  |  |  |  | 287 |  |  |
Distributions to unitholders and general partner (a) | [1] |  |  |  | (427) |  |  |
Net earnings attributable to partners |  | 97 | $ 88 | [2] | 299 | $ 263 | [2] |
Contributions (b) | [3] |  |  |  | 41 |  |  |
Equity offering under ATM program, net of issuance costs |  |  |  |  | 3 |  |  |
Other |  |  |  |  | 6 |  |  |
Balance at September 30, 2017 |  | 1,751 |  |  | 1,751 |  |  |
Common |  |  |  |  |  |  |  |
Changes in carrying amount of Equity |  |  |  |  |  |  |  |
Balance at December 31, 2016 |  | 1,812 |  |  | 1,812 |  |  | 1,608
Proceeds from issuance of units, net of issuance costs |  |  |  |  | 281 |  |  |
Distributions to unitholders and general partner (a) | [1] |  |  |  | (300) |  |  |
Net earnings attributable to partners |  | 57 | 47 |  | 180 | 153 |  |
Contributions (b) | [3] |  |  |  | 39 |  |  |
Equity offering under ATM program, net of issuance costs |  |  |  |  | 3 |  |  |
Other |  |  |  |  | 1 |  |  |
Balance at September 30, 2017 |  | 1,812 |  |  | 1,812 |  |  |
General Partner |  |  |  |  |  |  |  |
Changes in carrying amount of Equity |  |  |  |  |  |  |  |
Balance at December 31, 2016 |  | (61) |  |  | (61) |  |  | $ (66)
Proceeds from issuance of units, net of issuance costs |  |  |  |  | 6 |  |  |
Distributions to unitholders and general partner (a) | [1] |  |  |  | (127) |  |  |
Net earnings attributable to partners |  | 40 | $ 34 |  | 119 | $ 89 |  |
Contributions (b) | [3] |  |  |  | 2 |  |  |
Equity offering under ATM program, net of issuance costs |  |  |  |  | 0 |  |  |
Other |  |  |  |  | 5 |  |  |
Balance at September 30, 2017 |  | $ (61) |  |  | $ (61) |  |  |
[1] | (a)This distribution is net of $12.5 million waived by TLGP on either IDRs or common units for each of the three months ended September 30, 2017, June 30, 2017, and March 31, 2017.
[2] | Adjusted to include the historical results of the Predecessors. See Note 1 for further discussion.
[3] | (b)This distribution was declared on October 18, 2017 and will be paid on the date of distribution.

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