Condensed Consolidating Financial Information (Condensed Consolidating Balance Sheets) (Details) - USD ($) $ in Millions	Mar. 31, 2017	Dec. 31, 2016	Mar. 31, 2016	Dec. 31, 2015
Assets
Cash and cash equivalents	$ 5,228	$ 4,569	$ 3,815	$ 2,369
Receivables	135	151
Inventories:
Leaf tobacco	887	892
Other raw materials	171	164
Work in process	492	512
Finished product	572	483
Inventory, net	2,122	2,051
Due from Altria Group, Inc. and subsidiaries	0	0
Other current assets	141	489
Total current assets	7,626	7,260
Property, plant and equipment, at cost	4,856	4,835
Less accumulated depreciation	2,933	2,877
Property, plant and equipment, net	1,923	1,958
Goodwill	5,307	5,285
Other intangible assets, net	12,201	12,036
Investment in AB InBev	17,579	17,852
Investment in consolidated subsidiaries	0	0
Finance assets, net	1,019	1,028
Due from Altria Group, Inc. and subsidiaries	0	0
Other assets	520	513
Total Assets	46,175	45,932
Liabilities
Accounts payable	235	425
Accrued liabilities:
Marketing	725	747
Employment costs	74	289
Settlement charges	4,790	3,701
Other	876	1,025
Income taxes	416	0
Dividends payable	1,184	1,188
Due to Altria Group, Inc. and subsidiaries	0	0
Total current liabilities	8,300	7,375
Long-term debt	13,884	13,881
Deferred income taxes	8,309	8,416
Accrued pension costs	738	805
Accrued postretirement health care costs	2,212	2,217
Due to Altria Group, Inc. and subsidiaries	0	0
Other liabilities	431	427
Total liabilities	33,874	33,121
Contingencies
Redeemable noncontrolling interest	38	38
Stockholders’ Equity
Common stock	935	935
Additional paid-in capital	5,909	5,893
Earnings reinvested in the business	37,124	36,906
Accumulated other comprehensive losses	(2,212)	(2,052)
Cost of repurchased stock	(29,496)	(28,912)
Total stockholders’ equity attributable to Altria Group, Inc.	12,260	12,770
Noncontrolling interests	3	3
Total stockholders’ equity	12,263	12,773		2,873
Total Liabilities and Stockholders’ Equity	46,175	45,932
Reportable Legal Entities [Member] | Altria Group, Inc. [Member]
Assets
Cash and cash equivalents	5,170	4,521	3,749	2,313
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	0	0
Other current assets	249	170
Total current assets	5,419	4,691
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 AB InBev	17,579	17,852
Investment in consolidated subsidiaries	11,579	11,636
Finance assets, net	0	0
Due from Altria Group, Inc. and subsidiaries	4,790	4,790
Other assets	18	18
Total Assets	39,385	38,987
Liabilities
Accounts payable	1	1
Accrued liabilities:
Marketing	0	0
Employment costs	14	104
Settlement charges	0	0
Other	191	261
Income taxes	0
Dividends payable	1,184	1,188
Due to Altria Group, Inc. and subsidiaries	6,187	5,030
Total current liabilities	7,577	6,584
Long-term debt	13,884	13,881
Deferred income taxes	5,329	5,424
Accrued pension costs	203	207
Accrued postretirement health care costs	0	0
Due to Altria Group, Inc. and subsidiaries	0	0
Other liabilities	132	121
Total liabilities	27,125	26,217
Contingencies
Redeemable noncontrolling interest	0	0
Stockholders’ Equity
Common stock	935	935
Additional paid-in capital	5,909	5,893
Earnings reinvested in the business	37,124	36,906
Accumulated other comprehensive losses	(2,212)	(2,052)
Cost of repurchased stock	(29,496)	(28,912)
Total stockholders’ equity attributable to Altria Group, Inc.	12,260	12,770
Noncontrolling interests	0	0
Total stockholders’ equity	12,260	12,770
Total Liabilities and Stockholders’ Equity	39,385	38,987
Reportable Legal Entities [Member] | PM USA [Member]
Assets
Cash and cash equivalents	0	1	0	0
Receivables	8	8
Inventories:
Leaf tobacco	538	541
Other raw materials	111	111
Work in process	7	3
Finished product	172	112
Inventory, net	828	767
Due from Altria Group, Inc. and subsidiaries	5,532	3,797
Other current assets	50	118
Total current assets	6,418	4,691
Property, plant and equipment, at cost	2,971	2,971
Less accumulated depreciation	2,087	2,073
Property, plant and equipment, net	884	898
Goodwill	0	0
Other intangible assets, net	2	2
Investment in AB InBev	0	0
Investment in consolidated subsidiaries	2,641	2,632
Finance assets, net	0	0
Due from Altria Group, Inc. and subsidiaries	0	0
Other assets	1,752	1,748
Total Assets	11,697	9,971
Liabilities
Accounts payable	105	92
Accrued liabilities:
Marketing	609	619
Employment costs	8	14
Settlement charges	4,783	3,696
Other	414	438
Income taxes	626
Dividends payable	0	0
Due to Altria Group, Inc. and subsidiaries	296	237
Total current liabilities	6,841	5,096
Long-term debt	0	0
Deferred income taxes	0	0
Accrued pension costs	0	0
Accrued postretirement health care costs	1,442	1,453
Due to Altria Group, Inc. and subsidiaries	0	0
Other liabilities	142	146
Total liabilities	8,425	6,695
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	230	237
Accumulated other comprehensive losses	(268)	(271)
Cost of repurchased stock	0	0
Total stockholders’ equity attributable to Altria Group, Inc.	3,272	3,276
Noncontrolling interests	0	0
Total stockholders’ equity	3,272	3,276
Total Liabilities and Stockholders’ Equity	11,697	9,971
Reportable Legal Entities [Member] | Non-Guarantor Subsidiaries [Member]
Assets
Cash and cash equivalents	58	47	66	56
Receivables	127	143
Inventories:
Leaf tobacco	349	351
Other raw materials	60	53
Work in process	485	509
Finished product	400	371
Inventory, net	1,294	1,284
Due from Altria Group, Inc. and subsidiaries	993	1,511
Other current assets	88	201
Total current assets	2,560	3,186
Property, plant and equipment, at cost	1,885	1,864
Less accumulated depreciation	846	804
Property, plant and equipment, net	1,039	1,060
Goodwill	5,307	5,285
Other intangible assets, net	12,199	12,034
Investment in AB InBev	0	0
Investment in consolidated subsidiaries	0	0
Finance assets, net	1,019	1,028
Due from Altria Group, Inc. and subsidiaries	0	0
Other assets	131	131
Total Assets	22,255	22,724
Liabilities
Accounts payable	129	332
Accrued liabilities:
Marketing	116	128
Employment costs	52	171
Settlement charges	7	5
Other	271	326
Income taxes	36
Dividends payable	0	0
Due to Altria Group, Inc. and subsidiaries	42	41
Total current liabilities	653	1,003
Long-term debt	0	0
Deferred income taxes	4,361	4,376
Accrued pension costs	535	598
Accrued postretirement health care costs	770	764
Due to Altria Group, Inc. and subsidiaries	4,790	4,790
Other liabilities	157	160
Total liabilities	11,266	11,691
Contingencies
Redeemable noncontrolling interest	38	38
Stockholders’ Equity
Common stock	9	9
Additional paid-in capital	11,790	11,585
Earnings reinvested in the business	841	1,118
Accumulated other comprehensive losses	(1,692)	(1,720)
Cost of repurchased stock	0	0
Total stockholders’ equity attributable to Altria Group, Inc.	10,948	10,992
Noncontrolling interests	3	3
Total stockholders’ equity	10,951	10,995
Total Liabilities and Stockholders’ Equity	22,255	22,724
Total Consolidating Adjustments [Member]
Assets
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	(6,525)	(5,308)
Other current assets	(246)	0
Total current assets	(6,771)	(5,308)
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 AB InBev	0	0
Investment in consolidated subsidiaries	(14,220)	(14,268)
Finance assets, net	0	0
Due from Altria Group, Inc. and subsidiaries	(4,790)	(4,790)
Other assets	(1,381)	(1,384)
Total Assets	(27,162)	(25,750)
Liabilities
Accounts payable	0	0
Accrued liabilities:
Marketing	0	0
Employment costs	0	0
Settlement charges	0	0
Other	0	0
Income taxes	(246)
Dividends payable	0	0
Due to Altria Group, Inc. and subsidiaries	(6,525)	(5,308)
Total current liabilities	(6,771)	(5,308)
Long-term debt	0	0
Deferred income taxes	(1,381)	(1,384)
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	(12,942)	(11,482)
Contingencies
Redeemable noncontrolling interest	0	0
Stockholders’ Equity
Common stock	(9)	(9)
Additional paid-in capital	(15,100)	(14,895)
Earnings reinvested in the business	(1,071)	(1,355)
Accumulated other comprehensive losses	1,960	1,991
Cost of repurchased stock	0	0
Total stockholders’ equity attributable to Altria Group, Inc.	(14,220)	(14,268)
Noncontrolling interests	0	0
Total stockholders’ equity	(14,220)	(14,268)
Total Liabilities and Stockholders’ Equity	$ (27,162)	$ (25,750)