Condensed Consolidating Financial Information (Condensed Consolidating Balance Sheets) (Details) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015	Mar. 31, 2015	Dec. 31, 2014
Assets [Abstract]
Cash and cash equivalents	$ 3,815	$ 2,369	$ 3,674	$ 3,321
Receivables	104	124
Inventories:
Leaf tobacco	994	957
Other raw materials	178	181
Work in process	436	444
Finished product	500	449
Inventory, net	2,108	2,031
Due from Altria Group, Inc. and subsidiaries	0	0
Deferred income taxes	1,175	1,175
Other current assets	296	387
Total current assets	7,498	6,086
Property, plant and equipment, at cost	4,849	4,877
Less accumulated depreciation	2,894	2,895
Property, plant and equipment, net	1,955	1,982
Goodwill	5,285	5,285
Other intangible assets, net	12,023	12,028
Investment in SABMiller	5,743	5,483
Investment in consolidated subsidiaries	0	0
Finance assets, net	1,165	1,239
Due from Altria Group, Inc. and subsidiaries	0	0
Other assets	394	360
Total Assets	34,063	32,463
Liabilities [Abstract]
Current portion of long-term debt	4	4
Accounts payable	208	400
Accrued liabilities:
Marketing	687	695
Employment costs	137	198
Settlement charges	4,760	3,590
Other	1,121	1,081
Income taxes	590	0
Dividends payable	1,109	1,110
Due to Altria Group, Inc. and subsidiaries	0	0
Total current liabilities	8,616	7,078
Long-term debt	12,846	12,843
Deferred income taxes	5,606	5,663
Accrued pension costs	1,479	1,277
Accrued postretirement health care costs	2,314	2,245
Due to Altria Group, Inc. and subsidiaries	0	0
Other liabilities	417	447
Total liabilities	$ 31,278	$ 29,553
Contingencies
Redeemable noncontrolling interest	$ 37	$ 37
Stockholders' Equity
Common stock	935	935
Additional paid-in capital	5,818	5,813
Earnings reinvested in the business	27,367	27,257
Accumulated other comprehensive losses	(3,327)	(3,280)	(2,945)	(2,682)
Cost of repurchased stock	(28,048)	(27,845)
Total stockholders' equity attributable to Altria Group, Inc.	2,745	2,880
Noncontrolling interests	3	(7)
Total stockholders' equity	2,748	2,873		3,010
Total Liabilities and Stockholders' Equity	34,063	32,463
Reportable Legal Entities [Member] | Altria Group, Inc. [Member]
Assets [Abstract]
Cash and cash equivalents	3,749	2,313	3,639	3,281
Receivables	0	0
Inventories:
Leaf tobacco	0	0
Other raw materials	0	0
Work in process	0	0
Finished product	0	0
Inventory, net	0	0
Due from Altria Group, Inc. and subsidiaries	16	0
Deferred income taxes	0	0
Other current assets	301	284
Total current assets	4,066	2,597
Property, plant and equipment, at cost	0	0
Less accumulated depreciation	0	0
Property, plant and equipment, net	0	0
Goodwill	0	0
Other intangible assets, net	0	0
Investment in SABMiller	5,743	5,483
Investment in consolidated subsidiaries	11,131	11,648
Finance assets, net	0	0
Due from Altria Group, Inc. and subsidiaries	4,790	4,790
Other assets	19	20
Total Assets	25,749	24,538
Liabilities [Abstract]
Current portion of long-term debt	0	0
Accounts payable	0	3
Accrued liabilities:
Marketing	0	0
Employment costs	66	18
Settlement charges	0	0
Other	323	354
Income taxes	0
Dividends payable	1,109	1,110
Due to Altria Group, Inc. and subsidiaries	6,720	5,427
Total current liabilities	8,218	6,912
Long-term debt	12,834	12,831
Deferred income taxes	1,638	1,547
Accrued pension costs	204	215
Accrued postretirement health care costs	0	0
Due to Altria Group, Inc. and subsidiaries	0	0
Other liabilities	110	153
Total liabilities	$ 23,004	$ 21,658
Contingencies
Redeemable noncontrolling interest	$ 0	$ 0
Stockholders' Equity
Common stock	935	935
Additional paid-in capital	5,818	5,813
Earnings reinvested in the business	27,367	27,257
Accumulated other comprehensive losses	(3,327)	(3,280)
Cost of repurchased stock	(28,048)	(27,845)
Total stockholders' equity attributable to Altria Group, Inc.	2,745	2,880
Noncontrolling interests	0	0
Total stockholders' equity	2,745	2,880
Total Liabilities and Stockholders' Equity	25,749	24,538
Reportable Legal Entities [Member] | PM USA [Member]
Assets [Abstract]
Cash and cash equivalents	0	0	0	3
Receivables	6	7
Inventories:
Leaf tobacco	594	562
Other raw materials	118	123
Work in process	8	5
Finished product	157	121
Inventory, net	877	811
Due from Altria Group, Inc. and subsidiaries	5,129	3,821
Deferred income taxes	1,268	1,268
Other current assets	21	65
Total current assets	7,301	5,972
Property, plant and equipment, at cost	3,069	3,102
Less accumulated depreciation	2,141	2,157
Property, plant and equipment, net	928	945
Goodwill	0	0
Other intangible assets, net	2	2
Investment in SABMiller	0	0
Investment in consolidated subsidiaries	2,709	2,715
Finance assets, net	0	0
Due from Altria Group, Inc. and subsidiaries	0	0
Other assets	571	536
Total Assets	11,511	10,170
Liabilities [Abstract]
Current portion of long-term debt	0	0
Accounts payable	107	104
Accrued liabilities:
Marketing	578	586
Employment costs	5	11
Settlement charges	4,753	3,585
Other	569	616
Income taxes	522
Dividends payable	0	0
Due to Altria Group, Inc. and subsidiaries	220	191
Total current liabilities	6,754	5,093
Long-term debt	0	0
Deferred income taxes	0	0
Accrued pension costs	0	0
Accrued postretirement health care costs	1,483	1,460
Due to Altria Group, Inc. and subsidiaries	0	0
Other liabilities	130	126
Total liabilities	$ 8,367	$ 6,679
Contingencies
Redeemable noncontrolling interest	$ 0	$ 0
Stockholders' Equity
Common stock	0	0
Additional paid-in capital	3,310	3,310
Earnings reinvested in the business	106	436
Accumulated other comprehensive losses	(272)	(255)
Cost of repurchased stock	0	0
Total stockholders' equity attributable to Altria Group, Inc.	3,144	3,491
Noncontrolling interests	0	0
Total stockholders' equity	3,144	3,491
Total Liabilities and Stockholders' Equity	11,511	10,170
Reportable Legal Entities [Member] | Non-Guarantor Subsidiaries [Member]
Assets [Abstract]
Cash and cash equivalents	66	56	35	37
Receivables	98	117
Inventories:
Leaf tobacco	400	395
Other raw materials	60	58
Work in process	428	439
Finished product	343	328
Inventory, net	1,231	1,220
Due from Altria Group, Inc. and subsidiaries	1,820	1,807
Deferred income taxes	7	7
Other current assets	80	112
Total current assets	3,302	3,319
Property, plant and equipment, at cost	1,780	1,775
Less accumulated depreciation	753	738
Property, plant and equipment, net	1,027	1,037
Goodwill	5,285	5,285
Other intangible assets, net	12,021	12,026
Investment in SABMiller	0	0
Investment in consolidated subsidiaries	0	0
Finance assets, net	1,165	1,239
Due from Altria Group, Inc. and subsidiaries	0	0
Other assets	141	131
Total Assets	22,941	23,037
Liabilities [Abstract]
Current portion of long-term debt	4	4
Accounts payable	101	293
Accrued liabilities:
Marketing	109	109
Employment costs	66	169
Settlement charges	7	5
Other	329	285
Income taxes	174
Dividends payable	0	0
Due to Altria Group, Inc. and subsidiaries	25	10
Total current liabilities	815	875
Long-term debt	12	12
Deferred income taxes	4,305	4,443
Accrued pension costs	1,275	1,062
Accrued postretirement health care costs	831	785
Due to Altria Group, Inc. and subsidiaries	4,790	4,790
Other liabilities	177	168
Total liabilities	$ 12,205	$ 12,135
Contingencies
Redeemable noncontrolling interest	$ 37	$ 37
Stockholders' Equity
Common stock	9	9
Additional paid-in capital	11,446	11,456
Earnings reinvested in the business	1,089	1,099
Accumulated other comprehensive losses	(1,848)	(1,692)
Cost of repurchased stock	0	0
Total stockholders' equity attributable to Altria Group, Inc.	10,696	10,872
Noncontrolling interests	3	(7)
Total stockholders' equity	10,699	10,865
Total Liabilities and Stockholders' Equity	22,941	23,037
Consolidation, Eliminations [Member]
Assets [Abstract]
Cash and cash equivalents	0	0	$ 0	$ 0
Receivables	0	0
Inventories:
Leaf tobacco	0	0
Other raw materials	0	0
Work in process	0	0
Finished product	0	0
Inventory, net	0	0
Due from Altria Group, Inc. and subsidiaries	(6,965)	(5,628)
Deferred income taxes	(100)	(100)
Other current assets	(106)	(74)
Total current assets	(7,171)	(5,802)
Property, plant and equipment, at cost	0	0
Less accumulated depreciation	0	0
Property, plant and equipment, net	0	0
Goodwill	0	0
Other intangible assets, net	0	0
Investment in SABMiller	0	0
Investment in consolidated subsidiaries	(13,840)	(14,363)
Finance assets, net	0	0
Due from Altria Group, Inc. and subsidiaries	(4,790)	(4,790)
Other assets	(337)	(327)
Total Assets	(26,138)	(25,282)
Liabilities [Abstract]
Current portion of long-term debt	0	0
Accounts payable	0	0
Accrued liabilities:
Marketing	0	0
Employment costs	0	0
Settlement charges	0	0
Other	(100)	(174)
Income taxes	(106)
Dividends payable	0	0
Due to Altria Group, Inc. and subsidiaries	(6,965)	(5,628)
Total current liabilities	(7,171)	(5,802)
Long-term debt	0	0
Deferred income taxes	(337)	(327)
Accrued pension costs	0	0
Accrued postretirement health care costs	0	0
Due to Altria Group, Inc. and subsidiaries	(4,790)	(4,790)
Other liabilities	0	0
Total liabilities	$ (12,298)	$ (10,919)
Contingencies
Redeemable noncontrolling interest	$ 0	$ 0
Stockholders' Equity
Common stock	(9)	(9)
Additional paid-in capital	(14,756)	(14,766)
Earnings reinvested in the business	(1,195)	(1,535)
Accumulated other comprehensive losses	2,120	1,947
Cost of repurchased stock	0	0
Total stockholders' equity attributable to Altria Group, Inc.	(13,840)	(14,363)
Noncontrolling interests	0	0
Total stockholders' equity	(13,840)	(14,363)
Total Liabilities and Stockholders' Equity	$ (26,138)	$ (25,282)