Consolidated Statements of Cash Flows - DTE Electric Company - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Operating Activities
Net Income		$ 1,404	$ 1,397	$ 1,083
Adjustments to reconcile Net Income to Net cash from operating activities:
Depreciation and amortization		1,732	1,606	1,468
Nuclear fuel amortization		55	59	42
Allowance for equity funds used during construction		(86)	(42)	(29)
Deferred income taxes		194	181	44
Asset (gains) losses and impairments, net		28	16	(5)
Changes in assets and liabilities:
Accounts receivable, net		(40)	398	(352)
Inventories		(191)	(110)	(98)
Accounts payable		45	(306)	109
Regulatory assets and liabilities		586	594	(766)
Other current and noncurrent assets and liabilities		179	(176)	323
Net cash from operating activities		3,643	3,220	1,977
Investing Activities
Proceeds from Sale and Maturity of Other Investments		555	681	879
Investment in nuclear decommissioning trust funds		(559)	(678)	(878)
Net cash used for investing activities		(4,951)	(4,095)	(3,431)
Financing Activities
Issuance of long-term debt, net of discount and issuance costs		4,533	3,167	2,171
Redemption of long-term debt		(2,139)	(1,616)	(1,587)
Short-term borrowings, net — affiliates		(216)	121	404
Dividends paid on common stock		(810)	(752)	(685)
Other		(23)	(37)	(86)
Net cash from financing activities		1,345	883	1,462
Net Increase in Cash, Cash Equivalents, and Restricted Cash		37	8	8
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period		51	43	35
Cash, Cash Equivalents, and Restricted Cash at End of Period		88	51	43
Supplemental disclosure of cash information
Cash paid (received) for: Interest, net of interest capitalized		869	751	638
Cash paid (received) for: Income taxes	[1]	(230)	(5)	(3)
Supplemental disclosure of non-cash investing and financing activities
Plant and equipment expenditures in accounts payable		454	490	435
DTE Electric
Operating Activities
Net Income		1,072	772	955
Adjustments to reconcile Net Income to Net cash from operating activities:
Depreciation and amortization		1,432	1,326	1,204
Nuclear fuel amortization		55	59	42
Allowance for equity funds used during construction		(84)	(40)	(26)
Deferred income taxes		196	82	25
Asset (gains) losses and impairments, net		12	26	8
Changes in assets and liabilities:
Accounts receivable, net		33	(14)	(40)
Inventories		(130)	(99)	(26)
Prepaid postretirement benefit costs — affiliates		(50)	(33)	57
Accounts payable		25	(9)	23
Accrued pension liability — affiliates		(86)	(53)	(18)
Accrued postretirement liability — affiliates		(65)	15	(65)
Regulatory assets and liabilities		499	461	(653)
Other current and noncurrent assets and liabilities		(93)	(218)	204
Net cash from operating activities		2,816	2,275	1,690
Investing Activities
Plant and equipment expenditures		(3,636)	(3,089)	(2,626)
Proceeds from Sale and Maturity of Other Investments		555	681	879
Investment in nuclear decommissioning trust funds		(559)	(678)	(878)
Notes receivable and other		(102)	(47)	(40)
Net cash used for investing activities		(3,742)	(3,133)	(2,665)
Financing Activities
Issuance of long-term debt, net of discount and issuance costs		993	1,881	1,118
Redemption of long-term debt		(164)	(541)	(337)
Capital contribution by parent company		634	759	600
Dividends paid on common stock		(776)	(1,002)	(763)
Other		(15)	(21)	(17)
Net cash from financing activities		953	866	990
Net Increase in Cash, Cash Equivalents, and Restricted Cash		27	8	15
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period		32	24	9
Cash, Cash Equivalents, and Restricted Cash at End of Period		59	32	24
Supplemental disclosure of cash information
Cash paid (received) for: Interest, net of interest capitalized		467	409	350
Cash paid (received) for: Income taxes	[2]	(231)	15	(33)
Supplemental disclosure of non-cash investing and financing activities
Plant and equipment expenditures in accounts payable		369	403	335
DTE Electric | Affiliates
Financing Activities
Short-term borrowings, net — affiliates		0	(27)	(26)
DTE Electric | Customer/ Other
Financing Activities
Short-term borrowings, net — affiliates		$ 281	$ (183)	$ 415

[1] 2024 cash received primarily relates to the sale of PTCs and ITCs. See Note 9 to the Consolidated Financial Statements, "Income Taxes," for additional information.

[2] 2024 cash received primarily relates to the sale of PTCs and ITCs. See Note 9 to the Consolidated Financial Statements, "Income Taxes," for additional information.