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Acquisitions, Discontinued Operations and Dispositions (Tables) | 12 Months Ended
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Dec. 31, 2018
Discontinued Operations and Disposal Groups [Abstract] |
Schedule of Allocation of Purchase Price | The acquisition increased NRG's retail portfolio by approximately 300,000 customers. The purchase price was allocated as follows:
| (In millions)
Net current and non-current working capital | $ | 46 |
Other intangible assets | 133 |
Goodwill | 34 |
XOOM Purchase Price | $ | 213 |
Summary of Results of Discontinued Operations | The following table summarizes the major classes of assets and liabilities classified as discontinued operations of South Central as follows:
(In millions) | December 31, 2018 |  | December 31, 2017
Cash and cash equivalents | $ | 89 |  |  | $ | (3 | )
Accounts receivable, net | 49 |  |  | 61 |
Inventory | 35 |  |  | 33 |
Other current assets | 5 |  |  | — |
Current assets - discontinued operations | 178 |  |  | 91 |
Property, plant and equipment, net | 408 |  |  | 461 |
Other non-current assets | 1 |  |  | 1 |
Non-current assets - discontinued operations | 409 |  |  | 462 |
Accounts payable | 19 |  |  | 28 |
Other current liabilities | 5 |  |  | 6 |
Current liabilities - discontinued operations | 24 |  |  | 34 |
Out-of-market contracts, net | 50 |  |  | 66 |
Other non-current liabilities | 11 |  |  | 10 |
Non-current liabilities - discontinued operations | $ | 61 |  |  | $ | 76 |
Summarized results of discontinued operations were as follows:
|  | Year Ended December 31,
(In millions) |  | 2018 |  | 2017 |  | 2016
Operating revenues |  | $ | — |  |  | $ | 646 |  |  | $ | 1,862 |
Operating costs and expenses |  | — |  |  | (702 | ) |  | (1,896 | )
Gain on sale of assets |  | — |  |  | — |  |  | 294 |
Other expenses |  | — |  |  | (98 | ) |  | (168 | )
(Loss)/gain from operations of discontinued components, before tax |  | — |  |  | (154 | ) |  | 92 |
Income tax expense |  | — |  |  | 9 |  |  | 11 |
(Loss)/gain from discontinued operations |  | — |  |  | (163 | ) |  | 81 |
Interest income - affiliate |  | 3 |  |  | 8 |  |  | 11 |
Income/(loss) from discontinued operations, net of tax |  | 3 |  |  | (155 | ) |  | 92 |
Pre-tax loss on deconsolidation |  | — |  |  | (208 | ) |  | — |
Settlement consideration, insurance and services credit |  | 63 |  |  | (289 | ) |  | — |
Pension and post-retirement liability assumption |  | 21 |  |  | (131 | ) |  | — |
Other |  | (53 | ) |  | (6 | ) |  | — |
Income/(loss) on disposal of discontinued operations, net of tax |  | 31 |  |  | (634 | ) |  | — |
Income/(loss) from discontinued operations, net of tax |  | $ | 34 |  |  | $ | (789 | ) |  | $ | 92 |
Summarized results of South Central discontinued operations were as follows:
|  | Year Ended December 31,
(In millions) |  | 2018 |  | 2017 |  | 2016
Operating revenues |  | $ | 410 |  |  | $ | 422 |  |  | $ | 467 |
Operating costs and expenses |  | (346 | ) |  | (335 | ) |  | (395 | )
Other income |  | 2 |  |  | — |  |  | — |
Gain from discontinued operations, net of tax |  | $ | 66 |  |  | $ | 87 |  |  | $ | 72 |
Summarized results of NRG Yield, Inc. and Renewables Platform and Carlsbad discontinued operations were as follows:
|  | Year Ended December 31,
(In millions) |  | 2018 |  | 2017 |  | 2016
Operating revenues |  | $ | 909 |  |  | $ | 1,164 |  |  | $ | 1,165 |
Operating costs and expenses |  | (661 | ) |  | (1,114 | ) |  | (1,023 | )
Other expenses |  | (174 | ) |  | (288 | ) |  | (261 | )
Gain/(loss) from operations of discontinued components, before tax |  | 74 |  |  | (238 | ) |  | (119 | )
Income tax expense/(benefit) |  | 4 |  |  | 52 |  |  | (20 | )
Gain/(loss) from discontinued operations, net of tax |  | 70 |  |  | (290 | ) |  | (99 | )
Loss on deconsolidation, net of tax |  | (134 | ) |  | — |  |  | — |
California property tax indemnification |  | (153 | ) |  | — |  |  | — |
Other Commitments, Indemnification and Fees |  | (75 | ) |  | — |  |  | — |
Loss on disposal of discontinued operations, net of tax |  | (362 | ) |  | — |  |  | — |
Loss from discontinued operations, net of tax |  | $ | (292 | ) |  | $ | (290 | ) |  | $ | (99 | )
The following table summarizes the major classes of assets and liabilities classified as discontinued operations as follows:
(In millions) | December 31, 2018 (a) |  | December 31, 2017 (b)
Cash and cash equivalents | $ | — |  |  | $ | 224 |
Restricted Cash | 4 |  |  | 229 |
Accounts receivable, net | 10 |  |  | 119 |
Other current assets | 5 |  |  | 81 |
Current assets - discontinued operations | 19 |  |  | 653 |
Property, plant and equipment, net | 590 |  |  | 7,473 |
Equity investments in affiliates | — |  |  | 856 |
Intangible assets, net | 9 |  |  | 1,240 |
Other non-current assets | 4 |  |  | 475 |
Non-current assets - discontinued operations | 603 |  |  | 10,044 |
Current portion of long term debt and capital leases | 20 |  |  | 484 |
Accounts payable | 27 |  |  | 169 |
Other current liabilities | 1 |  |  | 159 |
Current liabilities - discontinued operations | 48 |  |  | 812 |
Long-term debt and capital leases | 572 |  |  | 6,536 |
Other non-current liabilities | 2 |  |  | 186 |
Non-current liabilities - discontinued operations | $ | 574 |  |  | $ | 6,722 |

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