Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Operating Revenues
Utility operations	$ 1,542	$ 1,417	$ 3,275	$ 3,281
Non-utility operations	1,041	1,471	2,330	3,121
Operating Revenues	2,583	2,888	5,605	6,402
Operating Expenses
Fuel, purchased power, and gas — utility	374	360	841	942
Fuel, purchased power, and gas — non-utility	789	1,258	1,757	2,643
Operation and maintenance	564	560	1,143	1,151
Depreciation and amortization	350	305	703	601
Taxes other than income	84	92	203	210
Asset (gains) losses and impairments, net	55	13	45	13
Operating Expenses	2,216	2,588	4,692	5,560
Operating Income	367	300	913	842
Other (Income) and Deductions
Interest expense	179	154	354	306
Interest income	(6)	(3)	(16)	(7)
Non-operating retirement benefits, net	6	10	15	19
Other income	(101)	(73)	(166)	(161)
Other expenses	6	12	52	23
Other (Income) and Deductions	84	100	239	180
Income Before Income Taxes	283	200	674	662
Income Tax Expense	6	21	55	75
Net Income	277	179	619	587
Less: Net Income (Loss) Attributable to Noncontrolling Interests	0	(3)	2	4
Net Income Attributable to DTE Energy Company/DTE Electric Company	$ 277	$ 182	$ 617	$ 583
Basic Earnings per Common Share
Net Income Attributable to DTE Energy Company (in dollars per share)	$ 1.44	$ 0.99	$ 3.20	$ 3.19
Diluted Earnings per Common Share
Net Income Attributable to DTE Energy Company (in dollars per share)	$ 1.44	$ 0.99	$ 3.20	$ 3.18
Weighted Average Common Shares Outstanding
Basic (in shares)	192	183	192	183
Diluted (in shares)	193	184	192	183
DTE Electric
Operating Revenues
Utility operations	$ 1,309	$ 1,190	$ 2,521	$ 2,425
Operating Expenses
Fuel, purchased power, and gas — utility	342	322	639	668
Operation and maintenance	353	334	713	692
Depreciation and amortization	252	229	510	450
Taxes other than income	58	69	141	153
Asset (gains) losses and impairments, net	41	13	41	13
Operating Expenses	1,046	967	2,044	1,976
Operating Income	263	223	477	449
Other (Income) and Deductions
Interest expense	85	78	166	154
Interest income	0	0	(2)	(1)
Other income	(37)	(25)	(50)	(58)
Other expenses	7	12	48	20
Other (Income) and Deductions	55	65	162	115
Income Before Income Taxes	208	158	315	334
Income Tax Expense	25	25	38	54
Net Income Attributable to DTE Energy Company/DTE Electric Company	$ 183	$ 133	$ 277	$ 280