Consolidated Statements of Cash Flows (Unaudited) - DTE Electric Company - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Operating Activities
Net Income	$ 1,112	$ 978
Adjustments to reconcile Net Income to Net cash from operating activities:
Depreciation and amortization	1,288	1,185
Nuclear fuel amortization	38	43
Allowance for equity funds used during construction	(62)	(26)
Deferred income taxes	16	119
Changes in assets and liabilities:
Accounts receivable, net	174	614
Inventories	(337)	(170)
Accounts payable	(89)	(438)
Regulatory assets and liabilities	505	509
Other current and noncurrent assets and liabilities	21	(87)
Net cash from operating activities	2,559	2,375
Investing Activities
Proceeds from sale of nuclear decommissioning trust fund assets	438	527
Investment in nuclear decommissioning trust funds	(440)	(524)
Notes receivable	(443)	(56)
Net cash used for investing activities	(4,713)	(2,941)
Financing Activities
Issuance of long-term debt, net of discount and issuance costs	4,215	2,278
Redemption of long-term debt	(143)	(1,146)
Short-term borrowings, net	(317)	55
Dividends paid on common stock	(607)	(564)
Other	(22)	(34)
Net cash from financing activities	3,126	589
Net Increase in Cash, Cash Equivalents, and Restricted Cash	972	23
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	51	43
Cash, Cash Equivalents, and Restricted Cash at End of Period	1,023	66
Supplemental disclosure of non-cash investing and financing activities
Plant and equipment expenditures in accounts payable	503	401
DTE Electric
Operating Activities
Net Income	886	548
Adjustments to reconcile Net Income to Net cash from operating activities:
Depreciation and amortization	1,063	979
Nuclear fuel amortization	38	43
Allowance for equity funds used during construction	(60)	(25)
Deferred income taxes	32	59
Changes in assets and liabilities:
Accounts receivable, net	(127)	(57)
Inventories	(112)	(89)
Accounts payable	9	(33)
Prepaid postretirement benefit costs — affiliates	(28)	(26)
Accrued pension liability — affiliates	(38)	(39)
Accrued postretirement liability — affiliates	(1)	2
Regulatory assets and liabilities	432	402
Other current and noncurrent assets and liabilities	(228)	(183)
Net cash from operating activities	1,866	1,581
Investing Activities
Plant and equipment expenditures	(2,609)	(2,215)
Proceeds from sale of nuclear decommissioning trust fund assets	438	527
Investment in nuclear decommissioning trust funds	(440)	(524)
Notes receivable	(41)	(30)
Net cash used for investing activities	(2,652)	(2,242)
Financing Activities
Issuance of long-term debt, net of discount and issuance costs	993	1,284
Redemption of long-term debt	(143)	(121)
Dividends paid on common stock	(582)	(531)
Other	(15)	(19)
Net cash from financing activities	808	674
Net Increase in Cash, Cash Equivalents, and Restricted Cash	22	13
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	32	24
Cash, Cash Equivalents, and Restricted Cash at End of Period	54	37
Supplemental disclosure of non-cash investing and financing activities
Plant and equipment expenditures in accounts payable	394	295
DTE Electric | Affiliates
Financing Activities
Short-term borrowings, net	142	(27)
DTE Electric | Other
Financing Activities
Short-term borrowings, net	$ 413	$ 88