Acquisitions - Additional Information (Detail) In Millions, unless otherwise specified	12 Months Ended						12 Months Ended			12 Months Ended
	Dec. 31, 2013 USD ($)	Dec. 31, 2012 USD ($)	Dec. 31, 2011 USD ($)	Dec. 31, 2013 Blu eCigs USD ($)	Dec. 31, 2012 Blu eCigs USD ($)	Apr. 24, 2012 Blu eCigs USD ($)	Dec. 31, 2013 SKYCIG USD ($)	Oct. 01, 2013 SKYCIG USD ($)	Oct. 01, 2013 SKYCIG GBP (£)	Dec. 31, 2013 SKYCIG Maximum USD ($)
Business Acquisition [Line Items]
Business acquisition purchase price cash paid						$ 135		$ 46	£ 28
Revenues				226	61		4
Acquisition-related expenses					6		4
Operating income	2,054	1,878	1,892	7	1		7
Contingent consideration								49	30
Increase in total consideration to be transferred										2
Increase in purchase price and goodwill										$ 2