Consolidated Statements of Operations (Unaudited) - DTE Energy Company - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Operating Revenues
Utility operations	$ 1,903	$ 1,827	$ 5,938	$ 5,504
Non-utility operations	1,003	1,061	3,083	3,847
Operating Revenues	2,906	2,888	9,021	9,351
Operating Expenses
Fuel, purchased power, and gas — utility	453	435	1,488	1,364
Fuel, purchased power, gas, and other — non-utility	832	864	2,666	3,226
Operation and maintenance	547	545	1,680	1,650
Depreciation and amortization	438	404	1,288	1,185
Taxes other than income	119	114	364	350
Asset (gains) losses and impairments, net	0	(12)	(1)	(11)
Operating Expenses	2,389	2,350	7,485	7,764
Operating Income	517	538	1,536	1,587
Other (Income) and Deductions
Interest expense	252	200	703	583
Interest income	(48)	(15)	(102)	(45)
Non-operating retirement benefits, net	0	1	0	9
Other income	(54)	(13)	(146)	(70)
Other expenses	11	11	33	26
Other (Income) and Deductions	161	184	488	503
Income Before Income Taxes	356	354	1,048	1,084
Income Tax Expense (Benefit)	(121)	22	(64)	106
Net Income Attributable to DTE Energy Company/DTE Electric Company	$ 477	$ 332	$ 1,112	$ 978
Basic Earnings per Common Share
Net Income Attributable to DTE Energy Company (in dollars per share)	$ 2.30	$ 1.61	$ 5.37	$ 4.74
Diluted Earnings per Common Share
Net Income Attributable to DTE Energy Company (in dollars per share)	$ 2.30	$ 1.61	$ 5.36	$ 4.74
Weighted Average Common Shares Outstanding
Basic (in shares)	207	206	207	206
Diluted (in shares)	207	206	207	206