Condensed Statements of Consolidated Cash Flows (Unaudited) - CERC - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash Flows from Operating Activities:
Net Income	$ 578	$ 443
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	749	668
Deferred income taxes	200	22
Changes in other assets and liabilities:
Accounts receivable and unbilled revenues, net	188	647
Inventory	52	142
Taxes receivable	(92)	2
Accounts payable	(83)	(403)
Net regulatory assets and liabilities	(366)	1,022
Other current assets and liabilities	(93)	(120)
Other non-current assets and liabilities	21	48
Other operating activities, net	(34)	5
Net cash provided by operating activities	1,114	2,482
Cash Flows from Investing Activities:
Capital expenditures	(1,657)	(2,259)
Other investing activities, net	57	(40)
Net cash used in investing activities	(1,600)	(2,154)
Cash Flows from Financing Activities:
Decrease in short-term borrowings, net	(4)	(14)
Payments of commercial paper, net	(623)	(920)
Proceeds from long-term debt and term loans, net	1,596	3,675
Payments of long-term debt and term loan	(463)	(2,613)
Payment of debt issuance costs	(12)	(28)
Other financing activities, net	(28)	(23)
Net cash provided by (used in) financing activities	459	(187)
Net Increase (Decrease) in Cash, Cash Equivalents and Restricted Cash	(27)	141
Cash, Cash Equivalents and Restricted Cash at Beginning of Period	109	91
Cash, Cash Equivalents and Restricted Cash at End of Period	82	232
CERC
Cash Flows from Operating Activities:
Net Income	311	255
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	265	240
Deferred income taxes	92	22
Changes in other assets and liabilities:
Accounts receivable and unbilled revenues, net	285	644
Accounts receivable/payable–affiliated companies	9	(24)
Inventory	47	168
Taxes receivable	(13)	0
Accounts payable	(133)	(372)
Net regulatory assets and liabilities	(53)	1,198
Other current assets and liabilities	(36)	10
Other non-current assets and liabilities	12	7
Other operating activities, net	(31)	(1)
Net cash provided by operating activities	755	2,147
Cash Flows from Investing Activities:
Capital expenditures	(659)	(807)
Increase in notes receivable–affiliated companies	(71)	(417)
Other investing activities, net	25	(9)
Net cash used in investing activities	(705)	(1,233)
Cash Flows from Financing Activities:
Decrease in short-term borrowings, net	(4)	(14)
Payments of commercial paper, net	(484)	(805)
Proceeds from long-term debt and term loans, net	399	2,006
Payments of long-term debt and term loan	0	(2,275)
Dividends to parent	(246)	(311)
Payment of debt issuance costs	(3)	(13)
Contribution from parent	290	500
Other financing activities, net	(2)	(1)
Net cash provided by (used in) financing activities	(50)	(913)
Net Increase (Decrease) in Cash, Cash Equivalents and Restricted Cash	0	1
Cash, Cash Equivalents and Restricted Cash at Beginning of Period	1	0
Cash, Cash Equivalents and Restricted Cash at End of Period	$ 1	$ 1