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Earnings per Share (Tables) | 12 Months Ended
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Dec. 31, 2022
Earnings Per Share [Abstract] |
Schedule of Calculation for Basic and Diluted Earnings per Share | The calculation for basic and diluted EPS is as follows:
(in millions, except per share data) | Year Ended December 31,
| 2022 |  | 2021 |  | 2020
Amount attributable to S&P Global Inc. common shareholders: |  |  |  |  |
Net income | $ | 3,248 |  |  | $ | 3,024 |  |  | $ | 2,339 |
Basic weighted-average number of common shares outstanding | 316.9 |  |  | 240.8 |  |  | 241.0 |
Effect of stock options and other dilutive securities | 1.6 |  |  | 1.0 |  |  | 1.1 |
Diluted weighted-average number of common shares outstanding | 318.5 |  |  | 241.8 |  |  | 242.1 |
Earnings per share attributable to S&P Global Inc. common shareholders: |  |  |  |  |
Net income: |  |  |  |  |
Basic | $ | 10.25 |  |  | $ | 12.56 |  |  | $ | 9.71 |
Diluted | $ | 10.20 |  |  | $ | 12.51 |  |  | $ | 9.66 |

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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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