Consolidated Statements of Operations - EGTS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Revenues	$ 25,920	$ 25,602	$ 26,337
Operating expenses:
Total operating expenses	21,574	22,822	21,096
Operating income	4,346	2,780	5,241
Other income (expense):
Interest expense	(2,716)	(2,415)	(2,216)
Allowance for borrowed funds	188	132	76
Allowance for equity funds	352	267	167
Other, net	86	116	(7)
Total other income (expense)	(1,173)	(819)	(3,828)
Income tax expense (benefit)	(1,582)	(1,699)	(1,916)
Net income attributable to parent	4,300	3,020	2,721
EGTS
Revenues	997	1,024	973
Operating expenses:
Cost of (excess) gas	7	38	(33)
Operations and maintenance	384	404	364
Depreciation and amortization	155	151	152
Property and other taxes	53	50	54
Total operating expenses	599	643	537
Operating income	398	381	436
Other income (expense):
Interest expense	(69)	(71)	(69)
Allowance for borrowed funds	2	1	1
Allowance for equity funds	7	5	4
Other, net	5	1	(2)
Total other income (expense)	(55)	(64)	(66)
Income (loss) before income tax expense (benefit)	343	317	370
Income tax expense (benefit)	87	79	109
Net income attributable to parent	$ 256	$ 238	$ 261