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Earnings Per Share (CenterPoint Energy) (Tables) | 12 Months Ended
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Dec. 31, 2024
Earnings Per Share [Abstract] |
Schedule of Basic and Diluted Earnings Per Share | The following table reconciles numerators and denominators of CenterPoint Energy’s basic and diluted earnings per common share for the periods presented:
| Year Ended December 31,
| 2024 |  | 2023 |  | 2022
| (in millions, except per share and share amounts)
Numerator: |  |  |  |  |
Net income | $ | 1,019 |  |  | $ | 917 |  |  | $ | 1,057 |
Less: Preferred stock dividend requirement (Note 11) | — |  |  | 50 |  |  | 49 |
Income available to common shareholders - basic and diluted | $ | 1,019 |  |  | $ | 867 |  |  | $ | 1,008 |
Denominator: |  |  |  |  |
Weighted average common shares outstanding - basic | 643,163,000 |  |  | 630,947,000 |  |  | 629,415,000 |
Plus: Incremental shares from assumed conversions: |  |  |  |  |
Restricted stock | 974,000 |  |  | 2,232,000 |  |  | 2,931,000 |
Weighted average common shares outstanding - diluted | 644,137,000 |  |  | 633,179,000 |  |  | 632,346,000 |
Earnings per Common Share: |  |  |  |  |
Basic | $ | 1.58 |  |  | $ | 1.37 |  |  | $ | 1.60 |
Diluted | $ | 1.58 |  |  | $ | 1.37 |  |  | $ | 1.59 |

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- 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/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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