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Earnings Per Share (Basic and Diluted Earnings Per Share) (Details) - USD ($) shares in Millions, $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Earnings Per Share [Abstract] |  |  |  |
Net earnings attributable to Altria | $ 1,943 | $ 1,866 | $ 5,713 | $ 5,256
Less: Distributed and undistributed earnings attributable to share-based awards | (2) | (2) | (7) | (7)
Earnings for basic and diluted EPS | $ 1,941 | $ 1,864 | $ 5,706 | $ 5,249
Weighted-average shares for basic and diluted EPS (shares) | 1,883 | 1,915 | 1,891 | 1,927

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