Income Taxes (Reconciliation of Effective Tax Rate and U.S. Federal Statutory Rate) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
$
State and local income taxes, net of federal tax benefit	$ 557	$ 463	$ 435
U.S. federal statutory rate	2,868	2,295	1,552
Tax basis in foreign investments	(11)	34	11
Uncertain tax positions	(15)	8	0
Valuation allowance releases	(939)	0	(664)
Other	(34)	(29)	(21)
Total provision for income taxes	$ 2,394	$ 2,798	$ 1,625
%
U.S. federal statutory rate	21.00%	21.00%	21.00%
State and local income taxes, net of federal tax benefit	4.10%	4.20%	5.90%
Tax basis in foreign investments	(0.10%)	0.30%	0.10%
Uncertain tax positions	(0.10%)	0.10%	0.00%
Valuation allowance releases	(6.90%)	0.00%	(9.00%)
Other	(0.20%)	(0.30%)	(0.20%)
Effective tax rate	17.50%	25.60%	22.00%
ABI [Member]
$
Investment	$ (35)	$ (37)	$ (24)
%
Investment	(0.30%)	(0.30%)	(0.30%)
JUUL [Member]
$
State and local income taxes, net of federal tax benefit	$ 557
Investment	0	$ 53	$ 306
Total provision for income taxes	$ 887
%
Investment	0.00%	0.50%	4.10%
Cronos [Member]
$
Investment	$ 3	$ 11	$ 30
%
Investment	0.00%	0.10%	0.40%