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NEP (Tables) | 3 Months Ended
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Mar. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Summarized Financial Information | Summarized financial information of NEP is as follows:
| Three Months Ended March 31,
| 2021 |  | 2020
| (millions)
Operating revenues | $ | 246 |  |  | $ | 212 |
Operating income | $ | 78 |  |  | $ | 49 |
Net income (loss) | $ | 571 |  |  | $ | (720) |
Net income (loss) attributable to NEP | $ | 202 |  |  | $ | (222) |

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