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Net Income per Common and Common Equivalent Share | 12 Months Ended
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Aug. 29, 2021
Earnings Per Share [Abstract] |
Net Income Per Common and Common Equivalent Share | Note 10—Net Income per Common and Common Equivalent Share The following table shows the amounts used in computing net income per share and the weighted average number of shares of basic and of potentially dilutive common shares outstanding (shares in 000’s):
| 2021 |  | 2020 |  | 2019
Net income attributable to Costco | $ | 5,007 |  |  | $ | 4,002 |  |  | $ | 3,659 |
Weighted average basic shares | 443,089 |  |  | 442,297 |  |  | 439,755 |
RSUs | 1,257 |  |  | 1,604 |  |  | 3,168 |
Weighted average diluted shares | 444,346 |  |  | 443,901 |  |  | 442,923 |

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