v3.22.4
Parent Company Only Condensed Statements of Operations (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
INCOME      
Revenues $ 54,022 $ 51,682 $ 48,097
Interest income (4,556) (4,037) (3,848)
EXPENSES      
Operating costs and expenses 32,876 31,482 29,930
Income before income taxes 7,462 6,388 4,302
Income tax expense (1,613) (1,068) (626)
Net income 5,055 4,654 3,222
Parent Company [Member]      
INCOME      
Revenues 4 5 64
Interest income 2 7 12
Equity in income of subsidiaries 6,587 5,632 3,771
Total Income 6,593 5,644 3,847
EXPENSES      
Operating costs and expenses 4 5 64
Income before income taxes 6,589 5,639 3,783
Income tax expense (1,534) (985) (561)
Net income $ 5,055 $ 4,654 $ 3,222