Goodwill and Other Intangible Assets, net (Schedule of Goodwill and Intangible Assets by Segment) (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Goodwill [Line Items]
Goodwill	$ 5,307	$ 5,285
Other Intangible Assets, net	12,400	12,036
Smokeable Products [Member]
Goodwill [Line Items]
Goodwill	99	77
Other Intangible Assets, net	3,054	2,901
Smokeless Products [Member]
Goodwill [Line Items]
Goodwill	5,023	5,023
Other Intangible Assets, net	8,827	8,829
Wine [Member]
Goodwill [Line Items]
Goodwill	74	74
Other Intangible Assets, net	294	295
Other [Member]
Goodwill [Line Items]
Goodwill	111	111
Other Intangible Assets, net	$ 225	$ 11