Goodwill and Other Intangible Assets, net (Schedule of Goodwill and Intangible Assets by Segment) (Details) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Goodwill [Line Items]
Goodwill	$ 5,196	$ 5,307	$ 5,285
Other Intangible Assets, net	12,279	12,400	$ 12,036
Smokeable Products [Member]
Goodwill [Line Items]
Goodwill	99	99
Other Intangible Assets, net	3,037	3,054
Smokeless Products [Member]
Goodwill [Line Items]
Goodwill	5,023	5,023
Other Intangible Assets, net	8,825	8,827
Wine [Member]
Goodwill [Line Items]
Goodwill	74	74
Other Intangible Assets, net	239	294
Other [Member]
Goodwill [Line Items]
Goodwill	0	111
Other Intangible Assets, net	$ 178	$ 225