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Capital Stock, Dividends and Common Stock Repurchase Program - Stock (Detail) $ / shares in Units, $ in Millions | 1 Months Ended | 12 Months Ended
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Dec. 31, 2022 $ / shares shares | Dec. 31, 2022 USD ($) $ / shares shares | Dec. 31, 2021 USD ($) $ / shares shares | Dec. 31, 2020 USD ($) $ / shares shares
Capital Stock, Dividends and Common Stock Repurchase Program |  |  |  |
Common stock, shares authorized | shares | 1,500,000,000 | 1,500,000,000 | 1,500,000,000 |
Common stock, par value | $ 0.01 | $ 0.01 | $ 0.01 |
Common shares outstanding (in shares) | shares | 407,900,000 | 407,900,000 | 416,100,000 | 422,800,000
Preferred stock shares authorized | shares | 10,000,000 | 10,000,000 |  |
Preferred stock par value per share | $ 0.01 | $ 0.01 |  |
Preferred stock shares outstanding | shares | 0 | 0 |  |
Cash dividends | $ |  | $ 1,077 | $ 970 | $ 927
Cash dividends declared and paid per common share |  | $ 2.60 | $ 2.30 | $ 2.18
Quarterly common stock dividend per share | 0.65 |  |  |
Expected quarterly common stock dividend per share | $ 0.70 |  |  |

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