Investment in JUUL (Details) - USD ($) $ in Millions		12 Months Ended
	Dec. 20, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Debt and Equity Securities, FV-NI [Line Items]
Payments to acquire equity securities FV-NI		$ 12,800	$ 0	$ 0
JUUL [Member]
Debt and Equity Securities, FV-NI [Line Items]
Payments to acquire equity securities FV-NI	$ 12,800
Equity securities Fv Ni, ownership percentage	35.00%
Equity Securities Fv Ni, right to designate board members, percentage	33.33%
Equity Securities Fv Ni, eligible for sale or transfer, period	6 years
Equity Securities FV-NI, threshold for downward adjustment of board election	30.00%
Related party transaction, services agreement, term	6 years
Equity investments FV-NI, acquisition costs		$ 85