Quarterly Financial Data (Schedule Of Quarterly Financial Data) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Quarterly Financial Data [Abstract]
Net revenues	$ 6,242	$ 6,242	$ 6,487	$ 5,647	$ 6,129	$ 6,108	$ 5,920	$ 5,643	$ 24,618	$ 23,800	$ 24,363
Gross profit	2,383	2,484	2,494	2,202	2,374	2,445	1,972	2,148	9,563	8,939	9,188
Net earnings	1,105	657	1,226	1,195	837	1,174	444	938	4,183	3,393	3,907
Net earnings attributable to noncontrolling interests	(2)	0	(1)	0	(1)	(1)	0	(1)	(3)	(3)	(2)
Net earnings attributable to Altria Group, Inc.	$ 1,103	$ 657	$ 1,225	$ 1,195	$ 836	$ 1,173	$ 444	$ 937	$ 4,180	$ 3,390	$ 3,905
Basic EPS attributable to Altria Group, Inc.	$ 0.55	$ 0.32	$ 0.60	$ 0.59	$ 0.41	$ 0.57	$ 0.21	$ 0.45	$ 2.06	$ 1.64	$ 1.87
Diluted EPS attributable to Altria Group, Inc.	$ 0.55	$ 0.32	$ 0.60	$ 0.59	$ 0.41	$ 0.57	$ 0.21	$ 0.45	$ 2.06	$ 1.64	$ 1.87
Dividends declared	$ 0.44			$ 0.41	$ 0.41	$ 0.41	$ 0.38	$ 0.38	$ 1.70	$ 1.58	$ 1.46
Quarterly Dividend Authorized		$ 0.44	$ 0.41
Market price - high	$ 34.25	$ 36.29	$ 34.60	$ 31.00	$ 30.40	$ 27.41	$ 28.13	$ 26.27
Market price - low	$ 30.01	$ 32.72	$ 30.74	$ 28.00	$ 25.94	$ 23.20	$ 25.81	$ 23.34