XML 83 R53.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Earnings /Loss Per Share (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Earnings Per Share [Abstract] |
Reconciliation of NRG's basic and diluted earnings per share | The reconciliation of NRG's basic earnings/(loss) per share to diluted earnings/(loss) per share is shown in the following table:
| Year Ended December 31,
| 2017 |  | 2016 |  | 2015
| (In millions, except per share amounts)
Basic and diluted loss per share attributable to NRG common stockholders |  |  |  |  |
Net loss attributable to NRG Energy, Inc. | $ | (2,153 | ) |  | $ | (774 | ) |  | $ | (6,382 | )
Dividends for preferred shares | — |  |  | 5 |  |  | 20 |
Gain on redemption of 2.822% redeemable perpetual preferred shares | — |  |  | (78 | ) |  | — |
Loss Available to Common Stockholders | $ | (2,153 | ) |  | $ | (701 | ) |  | $ | (6,402 | )
Weighted average number of common shares outstanding | 317 |  |  | 316 |  |  | 329 |
Loss per weighted average common share — basic and diluted | $ | (6.79 | ) |  | $ | (2.22 | ) |  | $ | (19.46 | )
Summary of NRG's outstanding equity instruments that are anti-dilutive and were not included in the computation of the Company's diluted earnings per share | The following table summarizes NRG's outstanding equity instruments that are anti-dilutive and were not included in the computation of the Company's diluted loss per share:
| Year Ended December 31,
| 2017 |  | 2016 |  | 2015
| (In millions of shares)
Equity compensation | 5 |  |  | 5 |  |  | 6 |
Embedded derivative of 2.822% redeemable perpetual preferred stock | — |  |  | — |  |  | 16 |
Total | 5 |  |  | 5 |  |  | 22 |

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

X
- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration