Consolidated Statements of Operations (Unaudited) - DTE Energy Company - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Operating Revenues
Utility operations	$ 2,307	$ 2,156
Non-utility operations	2,133	1,084
Operating Revenues	4,440	3,240
Operating Expenses
Fuel, purchased power, and gas — utility	695	600
Fuel, purchased power, gas, and other — non-utility	1,957	989
Operation and maintenance	575	590
Depreciation and amortization	452	423
Taxes other than income	138	122
Asset (gains) losses and impairments, net	(1)	(1)
Operating Expenses	3,816	2,723
Operating Income	624	517
Other (Income) and Deductions
Interest expense	250	218
Interest income	(23)	(18)
Other income	(44)	(27)
Other expenses	14	10
Other (Income) and Deductions	197	183
Income Before Income Taxes	427	334
Income Tax Expense (Benefit)	(18)	21
Net Income Attributable to DTE Energy Company/DTE Electric Company	$ 445	$ 313
Basic Earnings per Common Share
Net Income Attributable to DTE Energy Company (in dollars per share)	$ 2.14	$ 1.51
Diluted Earnings per Common Share
Net Income Attributable to DTE Energy Company (in dollars per share)	$ 2.14	$ 1.51
Weighted Average Common Shares Outstanding
Basic (in shares)	207	206
Diluted (in shares)	207	207