Consolidated Statements of Cash Flows (Unaudited) - DTE Electric Company - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025
Operating Activities
Net Income	$ 999	$ 1,093
Adjustments to reconcile Net Income to Net cash from operating activities:
Depreciation and amortization	1,487	1,367
Nuclear fuel amortization	34	50
Allowance for equity funds used during construction	(107)	(72)
Deferred income taxes	(200)	70
Asset (gains) losses and impairments, net	4	48
Changes in assets and liabilities:
Accounts receivable, net	260	252
Inventories	(120)	(304)
Accounts payable	(239)	(97)
Regulatory assets and liabilities	371	144
Other current and noncurrent assets and liabilities	76	(106)
Net cash from operating activities	2,447	2,361
Investing Activities
Proceeds from sale of nuclear decommissioning trust fund assets	638	592
Investment in nuclear decommissioning trust funds	(642)	(596)
Investment in notes receivable	(193)	(366)
Principal collections on notes receivable	43	15
Other	(129)	(64)
Net cash used for investing activities	(4,386)	(3,683)
Financing Activities
Issuance of long-term debt, net of discount and issuance costs	2,867	4,024
Redemption of long-term debt	(230)	(1,200)
Short-term borrowings, net	(145)	(851)
Dividends paid on common stock	(701)	(653)
Other	(25)	(7)
Net cash from financing activities	1,766	1,313
Net Decrease in Cash, Cash Equivalents, and Restricted Cash	(173)	(9)
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	250	88
Cash, Cash Equivalents, and Restricted Cash at End of Period	77	79
Supplemental disclosure of non-cash investing and financing activities
Plant and equipment expenditures in accounts payable	726	441
DTE Electric
Operating Activities
Net Income	950	944
Adjustments to reconcile Net Income to Net cash from operating activities:
Depreciation and amortization	1,236	1,137
Nuclear fuel amortization	34	50
Allowance for equity funds used during construction	(104)	(71)
Deferred income taxes	(57)	65
Asset (gains) losses and impairments, net	2	47
Changes in assets and liabilities:
Accounts receivable, net	(235)	(79)
Inventories	31	(48)
Accounts payable	33	32
Prepaid postretirement benefit costs — affiliates	(34)	(35)
Accrued pension liability — affiliates	(11)	(11)
Accrued postretirement liability — affiliates	0	(1)
Regulatory assets and liabilities	337	86
Other current and noncurrent assets and liabilities	(154)	(254)
Net cash from operating activities	2,028	1,862
Investing Activities
Plant and equipment expenditures	(3,489)	(2,562)
Proceeds from sale of nuclear decommissioning trust fund assets	638	592
Investment in nuclear decommissioning trust funds	(642)	(596)
Investment in notes receivable	(18)	(157)
Principal collections on notes receivable	18	1
Other	(52)	(61)
Net cash used for investing activities	(3,545)	(2,741)
Financing Activities
Issuance of long-term debt, net of discount and issuance costs	1,581	1,291
Redemption of long-term debt	(230)	(400)
Dividends paid on common stock	(703)	(635)
Other	(15)	(15)
Net cash from financing activities	1,444	867
Net Decrease in Cash, Cash Equivalents, and Restricted Cash	(73)	(12)
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	123	59
Cash, Cash Equivalents, and Restricted Cash at End of Period	50	47
Supplemental disclosure of non-cash investing and financing activities
Plant and equipment expenditures in accounts payable	604	352
DTE Electric | Affiliates
Investing Activities
Notes receivable to (from) affiliates	0	42
Financing Activities
Short-term borrowings, net	726	1,076
DTE Electric | Customer
Financing Activities
Short-term borrowings, net	$ 85	$ (450)