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Earnings Per Share Attributable to Cardinal Health, Inc. | 6 Months Ended
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Dec. 31, 2020
Earnings Per Share [Abstract] |
Earnings Per Share [Text Block] | 10. Earnings/(Loss) Per Share Attributable to Cardinal Health, Inc. The following table reconciles the number of common shares used to compute basic and diluted earnings per share attributable to Cardinal Health, Inc.:
| Three Months Ended December 31,
(in millions) | 2020 |  | 2019
Weighted-average common shares–basic | 294 |  |  | 292 |
Effect of dilutive securities: |  |  |
Employee stock options, restricted share units and performance share units | 1 |  |  | 2 |
Weighted-average common shares–diluted | 295 |  |  | 294 |
| Six Months Ended December 31,
(in millions) | 2020 |  | 2019
Weighted-average common shares–basic | 293 |  |  | 294 |
Effect of dilutive securities: |  |  |
Employee stock options, restricted share units and performance share units | 2 |  |  | — |
Weighted-average common shares–diluted | 295 |  |  | 294 |
The potentially dilutive employee stock options, restricted share units and performance share units that were anti-dilutive were 4 million for the three and six months ended December 31, 2020. The potentially dilutive employee stock options, restricted share units and performance share units that were anti-dilutive were 4 million for the three months ended December 31, 2019 and 6 million for the six months ended December 31, 2019 (1 million of which were anti-dilutive as a result of the year-to-date net loss).

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