Segment Reporting (Segment Data Schedule) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Segment Reporting Information [Line Items]
Net revenues	$ 6,905	$ 6,699	$ 19,492	$ 19,116
Reduction of PMI tax-related receivable	0	(41)	0	(41)
Corporate asset impairment and exit costs	(2)	0	(123)	(4)
Operating income	2,382	2,307	6,769	6,396
Interest and other debt expense, net	(179)	(205)	(571)	(609)
Loss on early extinguishment of debt	(823)	0	(823)	(228)
Earnings from equity investment in SABMiller	299	187	564	546
Gain on derivative financial instruments	48	0	205	0
(Loss) earnings before income taxes and equity earnings of subsidiaries	1,727	2,289	6,144	6,105
Smokeable Products [Member]
Segment Reporting Information [Line Items]
Net revenues	6,147	6,040	17,398	17,235
Smokeless Products [Member]
Segment Reporting Information [Line Items]
Net revenues	528	482	1,530	1,393
Wine [Member]
Segment Reporting Information [Line Items]
Net revenues	182	166	498	461
All Other [Member]
Segment Reporting Information [Line Items]
Net revenues	48	11	66	27
Operating Segments [Member] | Smokeable Products [Member]
Segment Reporting Information [Line Items]
Operating income	2,086	2,121	5,955	5,831
Operating Segments [Member] | Smokeless Products [Member]
Segment Reporting Information [Line Items]
Operating income	312	286	930	830
Operating Segments [Member] | Wine [Member]
Segment Reporting Information [Line Items]
Operating income	38	35	100	97
Operating Segments [Member] | All Other [Member]
Segment Reporting Information [Line Items]
Operating income	8	(35)	(46)	(139)
Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Amortization of intangibles	(5)	(6)	(15)	(16)
Reduction of PMI tax-related receivable	0	(41)	0	(41)
General corporate [Member]
Segment Reporting Information [Line Items]
General corporate expenses	(57)	(53)	(150)	(166)
Corporate asset impairment and exit costs	$ 0	$ 0	$ (5)	$ 0