Consolidated Statements of Comprehensive Income - EGTS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Net income (loss)	$ 4,300	$ 3,020	$ 2,721
Other comprehensive (loss) income, net of tax:
Comprehensive income attributable to parent	3,863	3,266	1,912
EGTS
Net income (loss)	256	238	261
Other comprehensive (loss) income, net of tax:
Unrealized gains (losses) on cash flow hedges, net of tax	2	2	1
Total other comprehensive (loss) income, net of tax	2	2	1
Comprehensive income attributable to parent	$ 258	$ 240	$ 262