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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2022
Earnings Per Share [Abstract] |
Schedule of earnings per weighted average common share outstanding | The following table presents the calculation of Pinnacle West’s basic and diluted earnings per share (in thousands, except per share amounts):
| 2022 |  | 2021 |  | 2020
Net income attributable to common shareholders | $ | 483,602 |  |  | $ | 618,720 |  |  | $ | 550,559 |
Weighted average common shares outstanding — basic | 113,196 |  |  | 112,910 |  |  | 112,666 |
Net effect of dilutive securities: |  |  |  |  |
Contingently issuable performance shares and restricted stock units | 220 |  |  | 282 |  |  | 276 |
Weighted average common shares outstanding — diluted | 113,416 |  |  | 113,192 |  |  | 112,942 |
Earnings per weighted-average common share outstanding |  |  |  |  |
Net income attributable to common shareholders — basic | $ | 4.27 |  |  | $ | 5.48 |  |  | $ | 4.89 |
Net income attributable to common shareholders — diluted | $ | 4.26 |  |  | $ | 5.47 |  |  | $ | 4.87 |

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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