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v3.20.2

Held-for-Sale and Dispositions Dispositions (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Mar. 31, 2018 | Sep. 30, 2020 | Sep. 30, 2019 | Jun. 30, 2020 | Apr. 12, 2019 | Dec. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from the sale of business interests, net of cash and restricted cash sold |  |  |  |  | $ 41 | $ 226 |  |  |
Gain (loss) on disposal and sale of businesses interests |  | $ 90 | $ (16) |  | 117 | (9) |  |  |
Gain (Loss) on Disposition of Assets |  |  |  |  | 37 | (21) |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Shady Point [Member] |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from the sale of business interests, net of cash and restricted cash sold |  |  |  |  |  | 29 |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Kazakhstan Hydro [Member] |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from the sale of business interests, net of cash and restricted cash sold |  |  |  | $ 75 |  |  |  |  |
Proceeds from Legal Settlements |  |  |  |  | 45 |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal |  |  |  |  | (30) |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Redondo Beach [Member] |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring |  |  |  |  |  |  | $ 24 |  |
Gain (Loss) on Disposition of Assets |  |  |  |  | 41 |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Kilroot and Ballylumford [Member] |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from the sale of business interests, net of cash and restricted cash sold |  |  |  |  |  | 118 |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal |  |  |  |  |  | (33) |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Uruguaiana |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal |  |  |  |  | (90) |  |  |  |
Guaranty Liabilities |  | 22 |  |  | 22 |  |  |  |
Disposal Group, Held-for-sale, Not Discontinued Operations [Member] |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Income (Loss) from Individually Significant Component Disposed of or Held-for-sale, Excluding Discontinued Operations, Attributable to Parent, before Income Tax |  | 14 | 14 |  | 43 | 36 |  |  |
Disposal Group, Held-for-sale, Not Discontinued Operations [Member] | Itabo Opco [Member] |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Income (Loss) from Individually Significant Component Disposed of or Held-for-sale, Excluding Discontinued Operations, Attributable to Parent, before Income Tax |  | 9 | 9 |  | 28 | 23 |  |  |
Assets Carrying Amount Disclosure Nonrecurring |  | $ 211 |  |  | 211 |  |  |  |
Proceeds from the sale of business interests, net of cash and restricted cash sold |  |  |  |  | $ 101 |  |  |  |
Disposal Group Not Discontinued Operation Ownership Interest Sold |  | 43.00% |  |  | 43.00% |  |  |  |
Disposal Group, Held-for-sale, Not Discontinued Operations [Member] | JORDAN |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Income (Loss) from Individually Significant Component Disposed of or Held-for-sale, Excluding Discontinued Operations, Attributable to Parent, before Income Tax |  | $ 5 | 5 |  | $ 15 | 13 |  |  |
Assets Carrying Amount Disclosure Nonrecurring |  | $ 167 |  |  | $ 167 |  |  |  |
Disposal Group Not Discontinued Operation Ownership Interest Sold |  | 36.00% |  |  | 36.00% |  |  |  |
Kilroot and Ballylumford [Member] |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring |  |  | $ 114 |  |  | $ 114 |  |  |
Kilroot and Ballylumford [Member] | Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Disposal Group Not Discontinued Operation Ownership Interest Sold |  |  | 100.00% |  |  | 100.00% |  |  |
Kilroot and Ballylumford [Member] | Long Lived Assets Held And Used [Member] |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring | [1] |  |  |  |  |  |  | $ 232 |
Kazakhstan Hydro [Member] | Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Disposal Group Not Discontinued Operation Ownership Interest Sold |  |  |  |  |  |  |  |  | 100.00%
[1] | Represents the carrying values at the dates of measurement, before fair value adjustment.

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