XML 53 R40.htm IDEA: XBRL DOCUMENT v3.21.2
Investments in Equity Securities (Investment in JUUL Narrative) (Details) - USD ($)
shares in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Oct. 31, 2020
Apr. 30, 2020
Dec. 31, 2018
Schedule of Equity Method Investments [Line Items]              
Equity securities without readily determinable fair value, downward price adjustment, cumulative amount         $ 0    
JUUL [Member]              
Schedule of Equity Method Investments [Line Items]              
Equity securities, ownership percentage 35.00%   35.00%     35.00% 35.00%
Equity investments, fair value option, voting shares (in shares) 42   42        
Equity securities without readily determinable fair value, upward price adjustment, cumulative amount         $ 0    
Impairment of JUUL equity securities       $ 0      
Income (Loss) from Equity Investments, Fair Value Option $ 100,000,000 $ 0 $ (100,000,000) $ 0