Consolidated Statements of Operations (Unaudited) - DTE Energy Company - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Operating Revenues
Utility operations	$ 2,156	$ 2,060
Non-utility operations	1,084	1,719
Operating Revenues	3,240	3,779
Operating Expenses
Fuel, purchased power, and gas — utility	600	584
Fuel, purchased power, gas, and other — non-utility	989	1,437
Operation and maintenance	590	600
Depreciation and amortization	423	385
Taxes other than income	122	122
Asset (gains) losses and impairments, net	(1)	(1)
Operating Expenses	2,723	3,127
Operating Income	517	652
Other (Income) and Deductions
Interest expense	218	191
Interest income	(18)	(17)
Non-operating retirement benefits, net	0	3
Other income	(27)	(26)
Other expenses	10	6
Other (Income) and Deductions	183	157
Income Before Income Taxes	334	495
Income Tax Expense	21	50
Net Income Attributable to DTE Energy Company/DTE Electric Company	$ 313	$ 445
Basic Earnings per Common Share
Net Income Attributable to DTE Energy Company (in dollars per share)	$ 1.51	$ 2.16
Diluted Earnings per Common Share
Net Income Attributable to DTE Energy Company (in dollars per share)	$ 1.51	$ 2.16
Weighted Average Common Shares Outstanding
Basic (in shares)	206	206
Diluted (in shares)	207	206