Income Taxes (Narrative) (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended	3 Months Ended		12 Months Ended										12 Months Ended			3 Months Ended		12 Months Ended						3 Months Ended	12 Months Ended					3 Months Ended	12 Months Ended				12 Months Ended
	Jun. 15, 2012	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012 Altria Group, Inc. [Member]	Dec. 31, 2011 Altria Group, Inc. [Member]	Dec. 31, 2010 Altria Group, Inc. [Member]	Dec. 31, 2012 Philip Morris International Inc. [Member]	Dec. 31, 2011 Philip Morris International Inc. [Member]	Dec. 31, 2012 Mondelez [Member]	Dec. 31, 2011 Mondelez [Member]	Dec. 31, 2012 LILO SILO Transactions Aggregate [Member]	Dec. 31, 2011 Mondelez [Member]	Dec. 31, 2010 Altria Group, Inc. [Member]	Jun. 30, 2010 Related To Altria Group, Inc. [Member]	Jun. 30, 2010 Related To Resolution Of Certain Mondelez And PMI Tax Matters [Member]	Dec. 31, 2012 Related To Resolution Of Certain Mondelez And PMI Tax Matters [Member]	Dec. 31, 2011 Related To Resolution Of Certain Mondelez And PMI Tax Matters [Member]	Dec. 31, 2010 Related To Resolution Of Certain Mondelez And PMI Tax Matters [Member]	Dec. 31, 2011 Reversal Of Tax Reserves And Associated Interest [Member]	Dec. 31, 2010 Reversal Of Tax Reserves And Associated Interest [Member]	Dec. 31, 2010 Following Resolution Of Several State Audits [Member]	Jun. 30, 2011 Interest On Tax Underpayments [Member]	Dec. 31, 2011 Interest On Tax Underpayments [Member]	Dec. 31, 2012 2007 And 2008 Spin-Offs [Member] Philip Morris International Inc. [Member]	Dec. 31, 2011 2007 And 2008 Spin-Offs [Member] Philip Morris International Inc. [Member]	Dec. 31, 2012 2007 And 2008 Spin-Offs [Member] Mondelez [Member]	Dec. 31, 2011 2007 And 2008 Spin-Offs [Member] Mondelez [Member]	Sep. 30, 2010 LILO And SILO Transactions 1996-2003 [Member]	Dec. 31, 2012 Minimum [Member]	Dec. 31, 2012 Maximum [Member]	Dec. 31, 2012 State [Member]	Dec. 31, 2012 Foreign [Member]	Dec. 31, 2012 Latest Date of Expiration [Member]	Dec. 31, 2012 Latest Date of Expiration [Member] Foreign [Member]	Dec. 31, 2012 Earliest Date of Expiration [Member]	Dec. 31, 2012 Earliest Date of Expiration [Member] Foreign [Member]
Income Taxes [Line Items]
Interest Benefit From Lower than Estimated Interest on Tax Underpayments				$ (73)
Reversal of tax accruals no longer required and expiration of Statue of limitations				(53)
Statutes of limitations period, in years																																3 years	4 years
Unrecognized tax benefits if recognized would impact effective tax rate				242	350
Unrecognized tax benefits if recognized would affect deferred taxes				20	31
Impact on net earnings				136	160
Receivables from former subsidiaries																											97	78	9	112
Pre-spin-off federal income tax reserves																											97		9
IRS payment related to LILO and SILO transactions recorded as other assets on Balance Sheet				456	0	945																									945
(Benefit) provision for income taxes				2,294	2,189	1,816	(196)	(199)	(329)						14		(47)	(169)	52			(77)	(216)	(64)		312
Cash Payment for Federal taxes and Interest	456			456
Expected Cash Payment for State Taxes and Interest														50
Cash Payment for State Taxes and Interest														28
Impact on earnings																			0	0	0
Changes to Mondelēz and PMI tax-related receivables				(52)	(14)	169	(52)	(14)	169							169
Accrued interest and penalties				66	618		66	618		18	21	2	39
Interest (income) expense associated with uncertain tax position				(88)	496	(69)
Potential decrease in liability for uncertain tax positions				90
Charge primarily responsible for increase in income taxes rate		(68)	627	(68)	627																				312
Financial services deferred income tax liabilities				1,699	2,811
Net operating losses carry forward				706
Tax credit carryforwards																																		$ 74	$ 132
Net operating losses carry forward, expiration																																				12/31/2032		12/31/2013
Tax credit carryforwards, expiration																																				Dec. 31, 2017	Dec. 31, 2022	Dec. 31, 2014	Dec. 31, 2020