Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Operating Revenues
Utility operations	$ 2,053	$ 1,875	$ 6,196	$ 5,483
Non-utility operations	3,198	1,840	8,556	4,834
Operating Revenues	5,251	3,715	14,752	10,317
Operating Expenses
Fuel, purchased power, and gas — utility	594	477	1,901	1,411
Fuel, purchased power, gas, and other — non-utility	3,023	1,766	8,324	4,708
Operation and maintenance	608	615	1,803	1,750
Depreciation and amortization	369	344	1,093	1,010
Taxes other than income	111	106	349	329
Asset (gains) losses and impairments, net	1	2	(4)	29
Operating Expenses	4,706	3,310	13,466	9,237
Operating Income	545	405	1,286	1,080
Other (Income) and Deductions
Interest expense	171	156	486	477
Interest income	(10)	(6)	(26)	(16)
Non-operating retirement benefits, net	(5)	3	(13)	10
Loss on extinguishment of debt	0	376	0	384
Other income	(16)	(90)	(35)	(187)
Other expenses	12	30	56	50
Other (Income) and Deductions	152	469	468	718
Income (Loss) Before Income Taxes	393	(64)	818	362
Income Tax Expense (Benefit) (Note 2)	6	(119)	0	(124)
Net Income from Continuing Operations	387	55	818	486
Income (Loss) from Discontinued Operations, Net of Taxes (Note 4)	0	(33)	0	112
Net Income	387	22	818	598
Less: Net Income (Loss) Attributable to Noncontrolling Interests
Continuing operations	0	(3)	0	(9)
Discontinued operations	0	0	0	6
Net Income Attributable to DTE Energy Company/DTE Electric Company	$ 387	$ 25	$ 818	$ 601
Basic Earnings per Common Share
Continuing operations (in dollars per share)	$ 2.00	$ 0.30	$ 4.22	$ 2.55
Discontinued operations (in dollars per share)	0	(0.17)	0	0.55
Basic Earnings per Common Share (in dollars per share)	2.00	0.13	4.22	3.10
Diluted Earnings per Common Share
Continuing operations (in dollars per share)	1.99	0.30	4.21	2.55
Discontinued operations (in dollars per share)	0	(0.17)	0	0.55
Diluted Earnings per Common Share (in dollars per share)	$ 1.99	$ 0.13	$ 4.21	$ 3.10
Weighted Average Common Shares Outstanding
Basic (in shares)	193	193	193	193
Diluted (in shares)	194	194	194	194