v3.26.1
Income Taxes (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 6 Months Ended
Apr. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]          
Income tax provision   $ 654 $ 571 $ 1,363 $ 1,388
Pretax loss   $ (683) $ 4,999 $ (4,217) $ 10,902
Effective income tax rate   (95.90%) 11.40% (32.30%) 12.70%
Income tax rate, unfavorable discrete impact   108.90%   45.30%  
Effective income tax rate reconciliation, tax contingency, favorable impact, percent     2.90%   1.40%
Unrecognized tax benefits     $ 146   $ 146
Internal Revenue Service (IRS)          
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]          
Income tax examination, estimate of possible loss $ 1,300        
Internal Revenue Service (IRS) | Penalties          
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]          
Income tax examination, estimate of possible loss $ 260