XML 69 R53.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Segment Reporting (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Segment Reporting [Abstract] |
Segment Reporting Information |
| For the Year Ended December 31, 2018
| Retail (a) |  | Generation(a) |  | Corporate(a) |  | Eliminations |  | Total
| (In millions)
Operating revenues(a) | $ | 7,103 |  |  | $ | 3,432 |  |  | $ | 11 |  |  | $ | (1,068 | ) |  | $ | 9,478 |
Operating expenses | 5,919 |  |  | 3,019 |  |  | 125 |  |  | (1,066 | ) |  | 7,997 |
Depreciation and amortization | 116 |  |  | 272 |  |  | 33 |  |  | — |  |  | 421 |
Impairment losses | 1 |  |  | 98 |  |  | — |  |  | — |  |  | 99 |
Development costs | 1 |  |  | 9 |  |  | 2 |  |  | (1 | ) |  | 11 |
Total operating cost and expenses | 6,037 |  |  | 3,398 |  |  | 160 |  |  | (1,067 | ) |  | 8,528 |
Gain on sale of assets | — |  |  | 2 |  |  | 30 |  |  | — |  |  | 32 |
Operating income/(loss) | 1,066 |  |  | 36 |  |  | (119 | ) |  | (1 | ) |  | 982 |
Equity in earnings of unconsolidated affiliates | — |  |  | 10 |  |  | 4 |  |  | (5 | ) |  | 9 |
Impairment losses on investments | — |  |  | (15 | ) |  | — |  |  | — |  |  | (15 | )
Other income/(expenses), net | — |  |  | 20 |  |  | (1 | ) |  | (1 | ) |  | 18 |
Loss on debt extinguishment | — |  |  | — |  |  | (44 | ) |  | — |  |  | (44 | )
Interest expense | (3 | ) |  | (58 | ) |  | (422 | ) |  | — |  |  | (483 | )
Income/(loss) from continuing operations before income taxes | 1,063 |  |  | (7 | ) |  | (582 | ) |  | (7 | ) |  | 467 |
Income tax expense | 1 |  |  | — |  |  | 6 |  |  | — |  |  | 7 |
Net income/(loss) from continuing operations | 1,062 |  |  | (7 | ) |  | (588 | ) |  | (7 | ) |  | 460 |
Loss from discontinued operations, net of income tax | — |  |  | — |  |  | (192 | ) |  | — |  |  | (192 | )
Net Income/(loss) | 1,062 |  |  | (7 | ) |  | (780 | ) |  | (7 | ) |  | 268 |
Less: Net income/(loss) attributable to noncontrolling interests and redeemable noncontrolling interests | 1 |  |  | 9 |  |  | (5 | ) |  | (5 | ) |  | — |
Net income/(loss) attributable to NRG Energy, Inc. | $ | 1,061 |  |  | $ | (16 | ) |  | $ | (775 | ) |  | $ | (2 | ) |  | $ | 268 |
Balance sheet |  |  |  |  |  |  |  |  |
Equity investments in affiliates | $ | — |  |  | $ | 412 |  |  | $ | — |  |  | $ | — |  |  | $ | 412 |
Capital expenditures | 90 |  |  | 267 |  |  | 31 |  |  | — |  |  | 388 |
Goodwill | 408 |  |  | 165 |  |  | — |  |  | — |  |  | 573 |
Total assets | $ | 3,291 |  |  | $ | 5,735 |  |  | $ | 7,003 |  |  | $ | (5,401 | ) |  | $ | 10,628 |
(a) Inter-segment sales and inter-segment net derivative gains and losses included in operating revenues | $ | 9 |  |  | $ | 1,085 |  |  | $ | (26 | ) |  | $ | — |  |  | $ | 1,068 |
| For the Year Ended December 31, 2017
| Retail (a) |  | Generation(a) |  | Corporate(a) |  | Eliminations |  | Total
| (In millions)
Operating revenues(a) | $ | 6,369 |  |  | $ | 3,615 |  |  | $ | 13 |  |  | $ | (923 | ) |  | $ | 9,074 |
Operating expenses | 5,377 |  |  | 3,071 |  |  | 243 |  |  | (925 | ) |  | 7,766 |
Depreciation and amortization | 110 |  |  | 454 |  |  | 35 |  |  | (3 | ) |  | 596 |
Impairment losses | 8 |  |  | 1,526 |  |  | — |  |  | — |  |  | 1,534 |
Development costs | 3 |  |  | 13 |  |  | 6 |  |  | — |  |  | 22 |
Total operating cost and expenses | 5,498 |  |  | 5,064 |  |  | 284 |  |  | (928 | ) |  | 9,918 |
Other income - affiliate | — |  |  | — |  |  | 87 |  |  | — |  |  | 87 |
Gain on sale of assets | — |  |  | 15 |  |  | 1 |  |  | — |  |  | 16 |
Operating income/(loss) | 871 |  |  | (1,434 | ) |  | (183 | ) |  | 5 |  |  | (741 | )
Equity in (losses)/earnings of unconsolidated affiliates | — |  |  | (14 | ) |  | 5 |  |  | (5 | ) |  | (14 | )
Impairment losses on investments | — |  |  | (75 | ) |  | (4 | ) |  | — |  |  | (79 | )
Other income, net | — |  |  | 23 |  |  | 28 |  |  | — |  |  | 51 |
Loss on debt extinguishment | — |  |  | — |  |  | (49 | ) |  | — |  |  | (49 | )
Interest expense | (6 | ) |  | (100 | ) |  | (451 | ) |  | — |  |  | (557 | )
Income/(loss) from continuing operations before income taxes | 865 |  |  | (1,600 | ) |  | (654 | ) |  | — |  |  | (1,389 | )
Income tax (benefit)/expense | (8 | ) |  | 2 |  |  | (38 | ) |  | — |  |  | (44 | )
Net income/(loss) from continuing operations | 873 |  |  | (1,602 | ) |  | (616 | ) |  | — |  |  | (1,345 | )
Loss from discontinued operations, net of income tax | — |  |  | — |  |  | (992 | ) |  | — |  |  | (992 | )
Net Income/(loss) | 873 |  |  | (1,602 | ) |  | (1,608 | ) |  | — |  |  | (2,337 | )
Less: Net income/(loss) attributable to noncontrolling interests and redeemable noncontrolling interests | 1 |  |  | 4 |  |  | (189 | ) |  | — |  |  | (184 | )
Net income/(loss) attributable to NRG Energy, Inc. | $ | 872 |  |  | $ | (1,606 | ) |  | $ | (1,419 | ) |  | $ | — |  |  | $ | (2,153 | )
Balance sheet |  |  |  |  |  |  |  |  |
Equity investments in affiliates | $ | — |  |  | $ | 179 |  |  | $ | 95 |  |  | $ | (92 | ) |  | $ | 182 |
Capital expenditures | 82 |  |  | 148 |  |  | 20 |  |  | — |  |  | 250 |
Goodwill | 374 |  |  | 165 |  |  | — |  |  | — |  |  | 539 |
Total assets | $ | 2,655 |  |  | $ | 9,090 |  |  | $ | 17,402 |  |  | $ | (5,792 | ) |  | $ | 23,355 |
(a) Inter-segment sales and inter-segment net derivative gains and losses included in operating revenues | $ | 4 |  |  | $ | 877 |  |  | $ | 42 |  |  | $ | — |  |  | $ | 923 |
| For the Year Ended December 31, 2016
| Retail |  | Generation(a) |  | Corporate(a) |  | Eliminations |  | Total
| (In millions)
Operating revenues(a) | $ | 6,330 |  |  | $ | 3,633 |  |  | $ | 74 |  |  | $ | (1,122 | ) |  | $ | 8,915 |
Operating expenses | 5,162 |  |  | 3,322 |  |  | 353 |  |  | (1,129 | ) |  | 7,708 |
Depreciation and amortization | 114 |  |  | 593 |  |  | 52 |  |  | (3 | ) |  | 756 |
Impairment losses | 1 |  |  | 452 |  |  | 30 |  |  | — |  |  | 483 |
Development costs | 4 |  |  | 15 |  |  | 29 |  |  | — |  |  | 48 |
Total operating costs and expenses | 5,281 |  |  | 4,382 |  |  | 464 |  |  | (1,132 | ) |  | 8,995 |
Other income - affiliate | — |  |  | — |  |  | 193 |  |  | — |  |  | 193 |
Loss on sale of assets | (1 | ) |  | — |  |  | (79 | ) |  | — |  |  | (80 | )
Operating income/(loss) | 1,048 |  |  | (749 | ) |  | (276 | ) |  | 10 |  |  | 33 |
Equity in (losses)/earnings of unconsolidated affiliates | — |  |  | (63 | ) |  | 45 |  |  | — |  |  | (18 | )
Impairment losses on investments | — |  |  | (248 | ) |  | (20 | ) |  | — |  |  | (268 | )
Other (expense)/income, net | (6 | ) |  | 22 |  |  | 33 |  |  | (2 | ) |  | 47 |
Loss on debt extinguishment | — |  |  | — |  |  | (142 | ) |  | — |  |  | (142 | )
Interest expense | 6 |  |  | (96 | ) |  | (495 | ) |  | 2 |  |  | (583 | )
Income/(loss) from continuing operations before income taxes | 1,048 |  |  | (1,134 | ) |  | (855 | ) |  | 10 |  |  | (931 | )
Income tax expense/(benefit) | 1 |  |  | (1 | ) |  | 25 |  |  | — |  |  | 25 |
Net income/(loss) from continuing operations | $ | 1,047 |  |  | $ | (1,133 | ) |  | (880 | ) |  | 10 |  |  | (956 | )
Income from discontinued operations, net of income tax | — |  |  | — |  |  | 65 |  |  | — |  |  | 65 |
Net Income/(loss) | 1,047 |  |  | (1,133 | ) |  | (815 | ) |  | 10 |  |  | (891 | )
Less: Net loss attributable to noncontrolling interests and redeemable noncontrolling interests | — |  |  | (1 | ) |  | (104 | ) |  | (12 | ) |  | (117 | )
Net income/(loss) attributable to NRG Energy, Inc. | $ | 1,047 |  |  | $ | (1,132 | ) |  | $ | (711 | ) |  | $ | 22 |  |  | $ | (774 | )
(a) Inter-segment sales and inter-segment net derivative gains and losses included in operating revenues | $ | 16 |  |  | $ | 999 |  |  | $ | 107 |  |  | $ | — |  |  | $ | 1,122 |

X
- 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
Name: | us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration