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v3.20.1

Segment Reporting (Tables) | 12 Months Ended
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Dec. 31, 2019
Segment Reporting [Abstract] |
Segment Reporting |
| For the Year Ended December 31, 2019 |  |  |  |  |  |  |  |  |  |
(In millions) | Texas |  | East |  | West/Other |  | Corporate(a) |  | Eliminations |  | Total
Operating revenues(a) | $ | 7,069 |  |  | $ | 2,319 |  |  | $ | 440 |  |  | $ | — |  |  | $ | (7) |  |  | $ | 9,821 |
Operating expenses | 5,818 |  |  | 1,895 |  |  | 397 |  |  | 50 |  |  | (7) |  |  | 8,153 |
Depreciation and amortization | 188 |  |  | 121 |  |  | 33 |  |  | 31 |  |  | — |  |  | 373 |
Impairment losses | 1 |  |  | — |  |  | 4 |  |  | — |  |  | — |  |  | 5 |
Development costs | 3 |  |  | 3 |  |  | 1 |  |  | — |  |  | — |  |  | 7 |
Total operating cost and expenses | 6,010 |  |  | 2,019 |  |  | 435 |  |  | 81 |  |  | (7) |  |  | 8,538 |
Gain on sale of assets | — |  |  | 1 |  |  | — |  |  | 6 |  |  | — |  |  | 7 |
Operating income/(loss) | 1,059 |  |  | 301 |  |  | 5 |  |  | (75) |  |  | — |  |  | 1,290 |
Equity in (losses)/earnings of unconsolidated affiliates | (4) |  |  | — |  |  | 6 |  |  | — |  |  | — |  |  | 2 |
Impairment losses on investments | (103) |  |  | — |  |  | — |  |  | (5) |  |  | — |  |  | (108) |
Other income, net | 20 |  |  | 6 |  |  | 10 |  |  | 30 |  |  | — |  |  | 66 |
Loss on debt extinguishment | — |  |  | — |  |  | (3) |  |  | (48) |  |  | — |  |  | (51) |
Interest expense | — |  |  | (18) |  |  | (10) |  |  | (385) |  |  | — |  |  | (413) |
Income/(loss) from continuing operations before income taxes | 972 |  |  | 289 |  |  | 8 |  |  | (483) |  |  | — |  |  | 786 |
Income tax expense/(benefit) | — |  |  | 2 |  |  | 1 |  |  | (3,337) |  |  | — |  |  | (3,334) |
Net income from continuing operations | 972 |  |  | 287 |  |  | 7 |  |  | 2,854 |  |  | — |  |  | 4,120 |
Gain from discontinued operations, net of income tax | — |  |  | — |  |  | — |  |  | 321 |  |  | — |  |  | 321 |
Net Income | 972 |  |  | 287 |  |  | 7 |  |  | 3,175 |  |  | — |  |  | 4,441 |
Less: Net income attributable to noncontrolling interests and redeemable noncontrolling interests | — |  |  | — |  |  | 3 |  |  | — |  |  | — |  |  | 3 |
Net income attributable to NRG Energy, Inc. | $ | 972 |  |  | $ | 287 |  |  | $ | 4 |  |  | $ | 3,175 |  |  | $ | — |  |  | $ | 4,438 |
Balance sheet |  |  |  |  |  |  |  |  |  |  |  |
Equity investments in affiliates | $ | 6 |  |  | $ | — |  |  | $ | 382 |  |  | $ | — |  |  | $ | — |  |  | $ | 388 |
Capital expenditures | 136 |  |  | 30 |  |  | 25 |  |  | 37 |  |  | — |  |  | 228 |
Goodwill(b) | 325 |  |  | 254 |  |  | — |  |  | — |  |  | — |  |  | 579 |
Total assets | $ | 5,711 |  |  | $ | 2,160 |  |  | $ | 1,190 |  |  | $ | 8,342 |  |  | $ | (4,872) |  |  | $ | 12,531 |
(a) Inter-segment sales and inter-segment net derivative gains and losses included in operating revenues | $ | 1 |  |  | $ | 8 |  |  | $ | (2) |  |  | $ | — |  |  | $ | — |  |  | $ | 7 |
(b) Goodwill was allocated based on the regions in which the business operates and are expected to benefit using a relative fair value approach |  |  |  |  |  |  |  |  |  |  |
| For the Year Ended December 31, 2018 |  |  |  |  |  |  |  |  |  |
(In millions) | Texas |  | East |  | West/Other |  | Corporate(a) |  | Eliminations |  | Total
Operating revenues(a) | $ | 6,401 |  |  | $ | 2,371 |  |  | $ | 724 |  |  | $ | — |  |  | $ | (18) |  |  | $ | 9,478 |
Operating expenses | 5,399 |  |  | 2,024 |  |  | 467 |  |  | 125 |  |  | (18) |  |  | 7,997 |
Depreciation and amortization | 156 |  |  | 105 |  |  | 127 |  |  | 33 |  |  | — |  |  | 421 |
Impairment losses | 5 |  |  | 82 |  |  | 12 |  |  | — |  |  | — |  |  | 99 |
Development costs | 3 |  |  | 3 |  |  | 3 |  |  | 2 |  |  | — |  |  | 11 |
Total operating cost and expenses | 5,563 |  |  | 2,214 |  |  | 609 |  |  | 160 |  |  | (18) |  |  | 8,528 |
Gain on sale of assets | 4 |  |  | — |  |  | (2) |  |  | 30 |  |  | — |  |  | 32 |
Operating income/(loss) | 842 |  |  | 157 |  |  | 113 |  |  | (130) |  |  | — |  |  | 982 |
Equity in (losses)/earnings of unconsolidated affiliates | (3) |  |  | — |  |  | 13 |  |  | (1) |  |  | — |  |  | 9 |
Impairment losses on investments | (15) |  |  | — |  |  | — |  |  | — |  |  | — |  |  | (15) |
Other income/(loss), net | 13 |  |  | 2 |  |  | 4 |  |  | (1) |  |  | — |  |  | 18 |
Loss on debt extinguishment | — |  |  | — |  |  | — |  |  | (44) |  |  | — |  |  | (44) |
Interest expense | — |  |  | (22) |  |  | (39) |  |  | (422) |  |  | — |  |  | (483) |
Income/(loss) from continuing operations before income taxes | 837 |  |  | 137 |  |  | 91 |  |  | (598) |  |  | — |  |  | 467 |
Income tax expense | — |  |  | 1 |  |  | — |  |  | 6 |  |  | — |  |  | 7 |
Net income/(loss) from continuing operations | 837 |  |  | 136 |  |  | 91 |  |  | (604) |  |  | — |  |  | 460 |
Loss from discontinued operations, net of income tax | — |  |  | — |  |  | — |  |  | (192) |  |  | — |  |  | (192) |
Net Income/(loss) | 837 |  |  | 136 |  |  | 91 |  |  | (796) |  |  | — |  |  | 268 |
Less: Net income/(loss) attributable to noncontrolling interests and redeemable noncontrolling interests | — |  |  | — |  |  | 5 |  |  | (5) |  |  | — |  |  | — |
Net income/(loss) attributable to NRG Energy, Inc. | $ | 837 |  |  | $ | 136 |  |  | $ | 86 |  |  | $ | (791) |  |  | $ | — |  |  | $ | 268 |
Balance sheet |  |  |  |  |  |  |  |  |  |  |  |
Equity investments in affiliates | $ | 6 |  |  | $ | — |  |  | 406 |  | $ | — |  |  | $ | — |  |  | $ | 412 |
Capital expenditures | 143 |  |  | 171 |  |  | 29 |  |  | 45 |  |  | — |  |  | 388 |
Goodwill(b) | 320 |  |  | 253 |  |  | — |  |  | — |  |  | — |  |  | 573 |
Total assets | $ | 5,357 |  |  | $ | 2,187 |  |  | $ | 1,548 |  |  | $ | 6,631 |  |  | $ | (5,095) |  |  | $ | 10,628 |
(a) Inter-segment sales and inter-segment net derivative gains and losses included in operating revenues | $ | 19 |  |  | $ | (5) |  |  | 4 |  | $ | — |  |  | $ | — |  |  | $ | 18 |
(b) Goodwill was allocated based on the regions in which the business operates and are expected to benefit using a relative fair value approach |  |  |  |  |  |  |  |  |  |  |
| For the Year Ended December 31, 2017 |  |  |  |  |  |  |  |  |  |
(In millions) | Texas |  | East |  | West/Other |  | Corporate(a) |  | Eliminations |  | Total
Operating revenues(a) | $ | 6,318 |  |  | $ | 2,009 |  |  | $ | 788 |  |  | $ | 6 |  |  | $ | (47) |  |  | $ | 9,074 |
Operating expenses | 5,393 |  |  | 1,684 |  |  | 498 |  |  | 239 |  |  | (48) |  |  | 7,766 |
Depreciation and amortization | 258 |  |  | 112 |  |  | 194 |  |  | 35 |  |  | (3) |  |  | 596 |
Impairment losses | 1,317 |  |  | 106 |  |  | 111 |  |  | — |  |  | — |  |  | 1,534 |
Development costs | 4 |  |  | 6 |  |  | 6 |  |  | 6 |  |  | — |  |  | 22 |
Total operating costs and expenses | 6,972 |  |  | 1,908 |  |  | 809 |  |  | 280 |  |  | (51) |  |  | 9,918 |
Other income - affiliate | — |  |  | — |  |  | — |  |  | 87 |  |  | — |  |  | 87 |
Gain/(loss) on sale of assets | 5 |  |  | 15 |  |  | (5) |  |  | 1 |  |  | — |  |  | 16 |
Operating (loss)/income | (649) |  |  | 116 |  |  | (26) |  |  | (186) |  |  | 4 |  |  | (741) |
Equity in (losses)/earnings of unconsolidated affiliates | (22) |  |  | — |  |  | 10 |  |  | (2) |  |  | — |  |  | (14) |
Impairment losses on investments | (69) |  |  | — |  |  | (6) |  |  | (4) |  |  | — |  |  | (79) |
Other (expense)/income, net | (2) |  |  | 4 |  |  | 22 |  |  | 27 |  |  | — |  |  | 51 |
Loss on debt extinguishment | — |  |  | — |  |  | — |  |  | (49) |  |  | — |  |  | (49) |
Interest expense | — |  |  | (29) |  |  | (77) |  |  | (451) |  |  | — |  |  | (557) |
(Loss)/income from continuing operations before income taxes | (742) |  |  | 91 |  |  | (77) |  |  | (665) |  |  | 4 |  |  | (1,389) |
Income tax benefit | — |  |  | — |  |  | (6) |  |  | (38) |  |  | — |  |  | (44) |
Net (loss)/income from continuing operations | (742) |  |  | 91 |  |  | (71) |  |  | (627) |  |  | 4 |  |  | (1,345) |
Loss from discontinued operations, net of income tax | — |  |  | — |  |  | — |  |  | (992) |  |  | — |  |  | (992) |
Net (loss)/income | (742) |  |  | 91 |  |  | (71) |  |  | (1,619) |  |  | 4 |  |  | (2,337) |
Less: Net income/(loss) attributable to noncontrolling interests and redeemable noncontrolling interests | — |  |  | — |  |  | 1 |  |  | (189) |  |  | 4 |  |  | (184) |
Net (loss)/income attributable to NRG Energy, Inc. | $ | (742) |  |  | $ | 91 |  |  | $ | (72) |  |  | $ | (1,430) |  |  | $ | — |  |  | $ | (2,153) |
(a) Inter-segment sales and inter-segment net derivative gains and losses included in operating revenues | $ | 41 |  |  | $ | 1 |  |  | (4) |  |  | $ | 9 |  |  | $ | — |  |  | $ | 47 |

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