Consolidated Statements of Changes in Equity - USD ($) $ in Millions	Total	Member’s Equity	Accumulated Other Comprehensive Income (Loss)
Beginning Balance at Dec. 31, 2024	$ 50,641	$ 50,060	$ 581
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash distributions	(700)	(700)	0
Comprehensive income (loss), net of tax	1,209	1,214	(5)
Ending Balance at Mar. 31, 2025	51,150	50,574	576
Beginning Balance at Dec. 31, 2025	51,634	51,136	498
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash distributions	(1,000)	(1,000)	0
Comprehensive income (loss), net of tax	1,372	1,377	(5)
Ending Balance at Mar. 31, 2026	$ 52,006	$ 51,513	$ 493