Consolidated Statements of Cash Flows (Unaudited) - EGTS - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash flows from operating activities:
Net income (loss)	$ 2,064	$ 2,768
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation and amortization	2,045	2,081
Allowance for equity funds	(110)	(80)
Deferred income taxes	(117)	385
Other, net	(93)	37
Changes in other operating assets and liabilities:
Trade receivables and other assets	(60)	(156)
Accrued property, income and other taxes	530	489
Accounts payable and other liabilities	52	457
Net cash flows from operating activities	3,665	5,147
Cash flows from investing activities:
Capital expenditures	(4,025)	(3,382)
Other, net	16	(18)
Net cash flows from investing activities	(3,674)	(3,452)
Cash flows from financing activities:
Net cash flows from financing activities	625	(605)
Net change in cash and cash equivalents and restricted cash and cash equivalents	623	1,057
Cash and cash equivalents and restricted cash and cash equivalents at beginning of period	1,817	1,244
Cash and cash equivalents and restricted cash and cash equivalents at end of period	2,440	2,301
EGTS
Cash flows from operating activities:
Net income (loss)	127	126
Adjustments to reconcile net income to net cash flows from operating activities:
(Gains) losses on other items, net	(8)	1
Depreciation and amortization	74	81
Allowance for equity funds	(3)	(2)
Other changes in regulatory assets and liabilities	(80)	(9)
Deferred income taxes	30	30
Other, net	(1)	4
Changes in other operating assets and liabilities:
Trade receivables and other assets	53	28
Receivables from affiliates	1	1
Gas balancing activities	21	(22)
Accrued property, income and other taxes	(15)	(8)
Accounts payable and other liabilities	8	49
Accounts payable to affiliates	(3)	2
Net cash flows from operating activities	204	281
Cash flows from investing activities:
Capital expenditures	(86)	(109)
Proceeds from assignment of shale development rights	8	0
Repayment of notes by affiliates	0	10
Notes to affiliates	0	(8)
Other, net	(3)	(6)
Net cash flows from investing activities	(81)	(113)
Cash flows from financing activities:
Net change in note payable to affiliate	4	(61)
Dividends paid	(122)	(80)
Net cash flows from financing activities	(118)	(141)
Net change in cash and cash equivalents and restricted cash and cash equivalents	5	27
Cash and cash equivalents and restricted cash and cash equivalents at beginning of period	45	26
Cash and cash equivalents and restricted cash and cash equivalents at end of period	$ 50	$ 53