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Earnings per Share | 3 Months Ended
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Mar. 31, 2022
Earnings Per Share [Abstract] |
Earnings per Share | Earnings per Share The computations of basic and diluted earnings per share is as follows:
|  |  | Three Months Ended March 31,
|  |  | 2022 |  | 2021
|  |  |  | (in millions, except per share amounts)
Numerator: |  |  |  |  |  |  |
Net income |  |  |  |  | $ | 761 |  |  | $ | 437 |
Denominator: |  |  |  |  |  |  |
Basic: Weighted-average common shares outstanding |  |  |  |  | 113.7 |  |  | 119.8 |
Effect of potentially dilutive nonqualified stock options and other share-based awards |  |  |  |  | 2.5 |  |  | 2.4 |
Diluted: Weighted-average common shares outstanding |  |  |  |  | 116.2 |  |  | 122.2 |
Earnings per share: |  |  |  |  |  |  |
Basic |  |  |  |  | $ | 6.69 |  |  | $ | 3.65 |
Diluted |  |  |  |  | $ | 6.55 |  |  | $ | 3.58 |
The calculation of diluted earnings per share excludes the incremental effect of 0.2 million and 0.3 million options as of March 31, 2022 and 2021 respectively, due to their anti-dilutive effect.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109243012&loc=SL65017193-207537 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3630-109257 + Details
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