Consolidated Statements of Operations (Unaudited) - DTE Energy Company - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Operating Revenues
Utility operations	$ 1,827	$ 2,053	$ 5,504	$ 6,196
Non-utility operations	1,061	3,198	3,847	8,556
Operating Revenues	2,888	5,251	9,351	14,752
Operating Expenses
Fuel, purchased power, and gas — utility	435	594	1,364	1,901
Fuel, purchased power, gas, and other — non-utility	864	3,023	3,226	8,324
Operation and maintenance	545	608	1,650	1,803
Depreciation and amortization	404	369	1,185	1,093
Taxes other than income	114	111	350	349
Asset (gains) losses and impairments, net	(12)	1	(11)	(4)
Operating Expenses	2,350	4,706	7,764	13,466
Operating Income	538	545	1,587	1,286
Other (Income) and Deductions
Interest expense	200	171	583	486
Interest income	(15)	(10)	(45)	(26)
Non-operating retirement benefits, net	1	(5)	9	(13)
Other income	(13)	(16)	(70)	(35)
Other expenses	11	12	26	56
Other (Income) and Deductions	184	152	503	468
Income Before Income Taxes	354	393	1,084	818
Income Tax Expense	22	6	106	0
Net Income Attributable to DTE Energy Company/DTE Electric Company	$ 332	$ 387	$ 978	$ 818
Basic Earnings per Common Share
Net Income Attributable to DTE Energy Company (in dollars per share)	$ 1.61	$ 2.00	$ 4.74	$ 4.22
Diluted Earnings per Common Share
Net Income Attributable to DTE Energy Company (in dollars per share)	$ 1.61	$ 1.99	$ 4.74	$ 4.21
Weighted Average Common Shares Outstanding
Basic (in shares)	206	193	206	193
Diluted (in shares)	206	194	206	194