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v3.19.3

Segment Reporting (Tables) | 9 Months Ended
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Sep. 30, 2019
Segment Reporting [Abstract] |
Schedule of segment reporting information, by segment |
| Three months ended September 30, 2019 (a) |  |  |  |  |  |  |  |
| Retail |  | Generation |  | Corporate |  | Eliminations |  | Total
| (In millions) |  |  |  |  |  |  |  |
Operating revenues(b) | $ | 2,544 |  |  | $ | 974 |  |  | $ | — |  |  | $ | (522) |  |  | $ | 2,996 |
Depreciation and amortization | 37 |  |  | 47 |  |  | 7 |  |  | — |  |  | 91 |
Reorganization costs | 1 |  |  | — |  |  | — |  |  | — |  |  | 1 |
(Loss)/gain on sale of assets | (1) |  |  | 1 |  |  | — |  |  | — |  |  | — |
Equity in earnings of unconsolidated affiliates | — |  |  | 29 |  |  | — |  |  | — |  |  | 29 |
Income/(loss) from continuing operations before income taxes | 422 |  |  | 64 |  |  | (107) |  |  | 1 |  |  | 380 |
Income/(loss) from continuing operations | 422 |  |  | 63 |  |  | (112) |  |  | 1 |  |  | 374 |
Loss from discontinued operations, net of tax | — |  |  | — |  |  | (2) |  |  | — |  |  | (2) |
Net income/(loss) | 422 |  |  | 63 |  |  | (114) |  |  | 1 |  |  | 372 |
Net income/(loss) attributable to NRG Energy, Inc. | $ | 422 |  |  | $ | 63 |  |  | $ | (114) |  |  | $ | 1 |  |  | $ | 372 |
(a) Includes intersegment revenues and costs associated with the internal transfer of power, which is based on average annualized market prices and results in higher revenues in Generation and higher cost of operations in Retail that are eliminated in consolidation |  |  |  |  |  |  |  |  |  |
(b) Operating revenues include intersegment sales and net derivative gains and losses of: |  | $ | 1 |  |  | $ | 513 |  |  | $ | 8 |  |  | $ | — |  |  | $ | 522 |
|  | Three months ended September 30, 2018(a) |  |  |  |  |  |  |  |
|  | Retail |  | Generation |  | Corporate |  | Eliminations |  | Total
|  | (In millions) |  |  |  |  |  |  |  |
Operating revenues(b) |  | $ | 2,203 |  |  | $ | 1,478 |  |  | $ | 1 |  |  | $ | (722) |  |  | $ | 2,960 |
Depreciation and amortization |  | 30 |  |  | 60 |  |  | 7 |  |  | 2 |  |  | 99 |
Reorganization costs |  | 6 |  |  | 3 |  |  | 18 |  |  | — |  |  | 27 |
Equity in earnings of unconsolidated affiliates |  | — |  |  | 20 |  |  | 3 |  |  | (3) |  |  | 20 |
Loss on debt extinguishment, net |  | — |  |  | — |  |  | (19) |  |  | — |  |  | (19) |
(Loss)/income from continuing operations before income taxes |  | (128) |  |  | 575 |  |  | (145) |  |  | (7) |  |  | 295 |
(Loss)/income from continuing operations |  | (128) |  |  | 574 |  |  | (152) |  |  | (7) |  |  | 287 |
Loss from discontinued operations, net of tax |  | — |  |  | — |  |  | (336) |  |  | — |  |  | (336) |
Net (loss)/income |  | (128) |  |  | 574 |  |  | (488) |  |  | (7) |  |  | (49) |
Net (loss)/income attributable to NRG Energy, Inc. |  | $ | (128) |  |  | $ | 559 |  |  | $ | (498) |  |  | $ | (5) |  |  | $ | (72) |
(a) Includes intersegment revenues and costs associated with our internal transfer of power, which is based on average annualized market prices and results in higher revenues in Generation and higher cost of operations in Retail that are eliminated in consolidation |  |  |  |  |  |  |  |  |  |
(b) Operating revenues include intersegment sales and net derivative gains and losses of: |  | $ | 1 |  |  | $ | 739 |  |  | $ | (18) |  |  | $ | — |  |  | $ | 722 |
| Nine months ended September 30, 2019 (a) |  |  |  |  |  |  |  |
| Retail |  | Generation |  | Corporate |  | Eliminations |  | Total
| (In millions) |  |  |  |  |  |  |  |
Operating revenues(b) | $ | 5,899 |  |  | $ | 3,164 |  |  | $ | — |  |  | $ | (1,437) |  |  | $ | 7,626 |
Depreciation and amortization | 100 |  |  | 138 |  |  | 23 |  |  | — |  |  | 261 |
Impairment losses | 1 |  |  | — |  |  | — |  |  | — |  |  | 1 |
Reorganization costs | 4 |  |  | 1 |  |  | 11 |  |  | — |  |  | 16 |
(Loss)/gain on sale of assets | (1) |  |  | 2 |  |  | 1 |  |  | — |  |  | 2 |
Equity in earnings of unconsolidated affiliates | — |  |  | 8 |  |  | — |  |  | — |  |  | 8 |
Loss on debt extinguishment, net | — |  |  | — |  |  | (47) |  |  | — |  |  | (47) |
Income/(loss) from continuing operations before income taxes | 253 |  |  | 795 |  |  | (382) |  |  | — |  |  | 666 |
Income/(loss) from continuing operations | 252 |  |  | 794 |  |  | (389) |  |  | — |  |  | 657 |
Income from discontinued operations, net of tax | — |  |  | — |  |  | 399 |  |  | — |  |  | 399 |
Net income | 252 |  |  | 794 |  |  | 10 |  |  | — |  |  | 1,056 |
Net income attributable to NRG Energy, Inc. common stockholders | $ | 251 |  |  | $ | 794 |  |  | $ | 10 |  |  | $ | — |  |  | $ | 1,055 |
(a) Includes intersegment revenues and costs associated with our internal transfer of power, which is based on average annualized market prices and results in higher revenues in Generation and higher cost of operations in Retail that are eliminated in consolidation |  |  |  |  |  |  |  |  |
(b) Operating revenues include inter-segment sales and net derivative gains and losses of: | $ | 6 |  |  | $ | 1,375 |  |  | $ | 56 |  |  | $ | — |  |  | $ | 1,437 |
| Nine months ended September 30, 2018 (a) |  |  |  |  |  |  |  |
| Retail |  | Generation |  | Corporate |  | Eliminations |  | Total
| (In millions) |  |  |  |  |  |  |  |
Operating revenues(b) | $ | 5,497 |  |  | $ | 2,916 |  |  | $ | — |  |  | $ | (927) |  |  | $ | 7,486 |
Depreciation and amortization | 86 |  |  | 220 |  |  | 25 |  |  | — |  |  | 331 |
Impairment losses | — |  |  | 74 |  |  | — |  |  | — |  |  | 74 |
Reorganization costs | 10 |  |  | 10 |  |  | 50 |  |  | — |  |  | 70 |
Gain on sale of assets | — |  |  | 1 |  |  | 29 |  |  | — |  |  | 30 |
Equity in earnings of unconsolidated affiliates | — |  |  | 27 |  |  | 4 |  |  | (5) |  |  | 26 |
Income/(loss) from continuing operations before income taxes | 732 |  |  | 256 |  |  | (412) |  |  | (4) |  |  | 572 |
Income/(loss) from continuing operations | 732 |  |  | 255 |  |  | (430) |  |  | (4) |  |  | 553 |
Loss from discontinued operations, net of tax | — |  |  | — |  |  | (272) |  |  | — |  |  | (272) |
Net income/(loss) | 732 |  |  | 255 |  |  | (702) |  |  | (4) |  |  | 281 |
Net income/(loss) attributable to NRG Energy, Inc. common stockholders | $ | 731 |  |  | $ | 246 |  |  | $ | (697) |  |  | $ | — |  |  | $ | 280 |
(a) Includes intersegment revenues and costs associated with our internal transfer of power, which is based on average annualized market prices and results in higher revenues in Generation and higher cost of operations in Retail that are eliminated in consolidation |  |  |  |  |  |  |  |  |
(b) Operating revenues include inter-segment sales and net derivative gains and losses of: | $ | 7 |  |  | $ | 944 |  |  | $ | (24) |  |  | $ | — |  |  | $ | 927 |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8721-108599 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8906-108599 + Details
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