Consolidated Statements of Changes in Equity - USD ($) $ in Millions	Total	Member’s Equity	Accumulated Other Comprehensive Income (Loss)
Balance at Dec. 31, 2020	$ 44,004	$ 43,906	$ 98
Increase (Decrease) in Total Equity [Roll Forward]
Cash distributions	(3,800)	(3,800)	0
Comprehensive income (loss), net of tax	6,245	5,990	255
Balance at Dec. 31, 2021	46,449	46,096	353
Increase (Decrease) in Total Equity [Roll Forward]
Cash distributions	(5,000)	(5,000)	0
Comprehensive income (loss), net of tax	5,787	5,946	(159)
Balance at Dec. 31, 2022	47,236	47,042	194
Increase (Decrease) in Total Equity [Roll Forward]
Cash distributions	(3,100)	(3,100)	0
Comprehensive income (loss), net of tax	5,127	5,087	40
Balance at Dec. 31, 2023	$ 49,263	$ 49,029	$ 234