Contingencies (Overview of Altria and/or PM USA Tobacco-Related Litigation Narrative) (Details)		322 Months Ended
	Oct. 27, 2025 claim case	Oct. 27, 2025 claim case	Oct. 28, 2024 claim	Oct. 23, 2023 claim	Jan. 31, 2008 claim
Health Care Cost Recovery Actions [Member]
Loss Contingencies [Line Items]
Number of cases pending			1	1
E-vapor Cases [Member]
Loss Contingencies [Line Items]
Number of cases pending			75	5,177
Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Number of cases pending					9,300
Individual Smoking and Health Cases [Member]
Loss Contingencies [Line Items]
Number of cases pending			178	167
Subsequent Event [Member] | Health Care Cost Recovery Actions [Member]
Loss Contingencies [Line Items]
Number of cases pending	1	1
Subsequent Event [Member] | Smoking and Health Class Actions and Aggregated Claims Litigation [Member]
Loss Contingencies [Line Items]
Number of cases pending	1	1
Subsequent Event [Member] | E-vapor Cases [Member]
Loss Contingencies [Line Items]
Number of cases pending	16	16
Subsequent Event [Member] | E-vapor Cases [Member] | Canada [Member]
Loss Contingencies [Line Items]
Number of cases pending	3	3
Subsequent Event [Member] | Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Number of verdicts returned | case	147
Subsequent Event [Member] | Individual Smoking and Health Cases [Member]
Loss Contingencies [Line Items]
Number of cases pending	181	181
Subsequent Event [Member] | PM USA [Member] | Health Care Cost Recovery Actions [Member] | Canada [Member]
Loss Contingencies [Line Items]
Number of cases pending	10	10
Subsequent Event [Member] | PM USA [Member] | E-vapor Cases [Member]
Loss Contingencies [Line Items]
Number of cases set for trial | case	0	0
Subsequent Event [Member] | PM USA [Member] | Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Number of cases set for trial | case	0	0
Number of favorable verdicts | case	59
Number of unfavorable verdicts | case	88
Subsequent Event [Member] | PM USA [Member] | Individual Smoking and Health Cases [Member]
Loss Contingencies [Line Items]
Number of cases set for trial | case	2	2
Subsequent Event [Member] | PM USA [Member] | Non Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Number of verdicts returned | case		86
Number of favorable verdicts | case		53
Number of unfavorable verdicts | case		33
Number of claims resolved | case		28
Subsequent Event [Member] | Philip Morris USA and Altria Group [Member] | Health Care Cost Recovery Actions [Member] | Canada [Member]
Loss Contingencies [Line Items]
Number of cases pending	8	8
Subsequent Event [Member] | Philip Morris USA and Altria Group [Member] | Smoking and Health Class Actions and Aggregated Claims Litigation [Member] | Canada [Member]
Loss Contingencies [Line Items]
Number of cases pending	7	7