Consolidated Statements of Cash Flows (Parenthetical) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash divested from deconsolidation	[1]	$ 0	$ 0	$ 1,346
Restricted cash		$ 4	5	4
Marketing, administration and research costs
Deconsolidation amount				239
Smoking and Health Class Actions | RBH | Cecilia Letourneau & Conseil Quebecois Sur La Tabac Et La Sante and Jean-Yves Blais Cases | Canada | Appellate Ruling
Amount of litigation charge				$ 194
Cash
Cash divested from deconsolidation			1,323
Restricted Cash [Member]
Cash divested from deconsolidation			$ 23

[1] Includes deconsolidation of RBH cash and cash equivalents of $1,323 million and restricted cash of $23 million.