Asset Impairment, Exit and Implementation Costs (Pre-tax Asset Impairment, Exit and Implementation Costs) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Restructuring Cost and Reserve [Line Items]
Asset Impairment and Exit Costs	$ 0	$ (4)	$ 159
Implementation Costs	1	411	28
Total	1	407	187
Plus amounts included in net periodic benefit (income) cost, excluding service cost, asset impairment and exit costs		0	29
Plus amounts included in net periodic benefit (income) cost, excluding service cost, implementation costs	0	0	0
Plus amounts included in net periodic benefit (income) cost, excluding service cost, total	0	0	29
Total, Asset Impairment and Exit Costs		(4)	188
Total, Implementation Costs	1	411	28
Total	1	407	216
Operating Segments [Member] | Smokeable Products [Member]
Restructuring Cost and Reserve [Line Items]
Asset Impairment and Exit Costs		2	59
Implementation Costs	0	0	33
Total	0	2	92
Operating Segments [Member] | Oral Tobacco Products [Member]
Restructuring Cost and Reserve [Line Items]
Asset Impairment and Exit Costs		(5)	9
Implementation Costs	0	0	5
Total	0	(5)	14
Operating Segments [Member] | Wine [Member]
Restructuring Cost and Reserve [Line Items]
Asset Impairment and Exit Costs		0	76
Implementation Costs	1	411	0
Total	1	411	76
Operating Segments [Member] | All Other [Member]
Restructuring Cost and Reserve [Line Items]
Asset Impairment and Exit Costs		0	14
Implementation Costs	0	0	(10)
Total	0	0	4
General Corporate [Member]
Restructuring Cost and Reserve [Line Items]
Asset Impairment and Exit Costs		(1)	1
Implementation Costs	0	0	0
Total	0	(1)	1
Total, Asset Impairment and Exit Costs	$ 0	$ (1)	1
Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Implementation Costs			2
Marketing Administration And Research Costs [Member]
Restructuring Cost and Reserve [Line Items]
Implementation Costs			$ 26