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Earnings and Dividends Per Share (Tables) | 12 Months Ended
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Dec. 31, 2016
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,
| 2016 |  | 2015 |  | 2014
| (In thousands, except per share amounts)
Earnings Attributable to PNMR | $ | 116,849 |  |  | $ | 15,640 |  |  | $ | 116,254 |
Average Number of Common Shares: |  |  |  |  |
Outstanding during year | 79,654 |  |  | 79,654 |  |  | 79,654 |
Vested awards of restricted stock | 104 |  |  | 105 |  |  | 134 |
Average Shares – Basic | 79,758 |  |  | 79,759 |  |  | 79,788 |
Dilutive Effect of Common Stock Equivalents: |  |  |  |  |
Stock options and restricted stock | 374 |  |  | 380 |  |  | 491 |
Average Shares – Diluted | 80,132 |  |  | 80,139 |  |  | 80,279 |
Net Earnings Per Share of Common Stock: |  |  |  |  |
Basic | $ | 1.47 |  |  | $ | 0.20 |  |  | $ | 1.46 |
Diluted | $ | 1.46 |  |  | $ | 0.20 |  |  | $ | 1.45 |
Dividends Declared per Common Share | $ | 0.9025 |  |  | $ | 0.8200 |  |  | $ | 0.7550 |

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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/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
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