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Earnings and Dividends Per Share (Tables) | 12 Months Ended
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Dec. 31, 2023
Earnings Per Share [Abstract] |
Computation of Earnings per Share and Dividends per Share | Information regarding the computation of earnings per share and dividends per share is as follows:
| Year Ended December 31,
| 2023 |  | 2022 |  | 2021
| (In thousands, except per share amounts)
Net Earnings Attributable to PNMR | $ | 87,818 |  |  | $ | 169,530 |  |  | $ | 195,829 |
Average Number of Common Shares: |  |  |  |  |
Outstanding during year | 86,038 |  |  | 85,835 |  |  | 85,835 |
Vested awards of restricted stock | 258 |  |  | 287 |  |  | 235 |
Average Shares – Basic | 86,296 |  |  | 86,122 |  |  | 86,070 |
Dilutive Effect of Common Stock Equivalents: |  |  |  |  |
PNMR 2022 ATM Program | 38 |  |  | — |  |  | — |
Stock options and restricted stock | 35 |  |  | 47 |  |  | 41 |
Average Shares – Diluted | 86,369 |  |  | 86,169 |  |  | 86,111 |
Net Earnings Attributable to PNMR Per Share of Common Stock: |  |  |  |  |
Basic | $ | 1.02 |  |  | $ | 1.97 |  |  | $ | 2.28 |
Diluted | $ | 1.02 |  |  | $ | 1.97 |  |  | $ | 2.27 |
Dividends Declared per Common Share | $ | 1.49 |  |  | $ | 1.41 |  |  | $ | 1.33 |

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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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