Consolidated Statements of Operations (Unaudited) - DTE Energy Company - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Operating Revenues
Utility operations	$ 2,623	$ 2,307
Non-utility operations	2,518	2,133
Operating Revenues	5,141	4,440
Operating Expenses
Fuel, purchased power, and gas — utility	834	695
Fuel, purchased power, gas, and other — non-utility	2,528	1,957
Operation and maintenance	733	575
Depreciation and amortization	483	452
Taxes other than income	149	138
Asset (gains) losses and impairments, net	2	(1)
Operating Expenses	4,729	3,816
Operating Income	412	624
Other (Income) and Deductions
Interest expense	293	250
Interest income	(31)	(23)
Other income	(59)	(44)
Other expenses	20	14
Other (Income) and Deductions	223	197
Income Before Income Taxes	189	427
Income Tax Benefit	(58)	(18)
Net Income Attributable to DTE Energy Company/DTE Electric Company	$ 247	$ 445
Basic Earnings per Common Share
Net Income Attributable to DTE Energy Company (in dollars per share)	$ 1.19	$ 2.14
Diluted Earnings per Common Share
Net Income Attributable to DTE Energy Company (in dollars per share)	$ 1.19	$ 2.14
Weighted Average Common Shares Outstanding
Basic (in shares)	207	207
Diluted (in shares)	208	207