Consolidated Statements of Operations (Unaudited) - DTE Electric Company - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating Revenues — Utility operations	$ 2,234	$ 1,953
Operating Expenses
Fuel, purchased power, and gas — utility	700	544
Taxes other than income	123	115
Operating Expenses	4,019	3,148
Operating Income	558	433
Other (Income) and Deductions
Interest expense	154	155
Non-operating retirement benefits, net	(3)	4
Other income	(8)	(43)
Other expenses	13	10
Other (Income) and Deductions	148	122
Income Before Income Taxes	410	311
Income Tax Expense	16	(6)
Net Income Attributable to DTE Energy Company/DTE Electric Company	394	397
DTE Electric
Operating Revenues — Utility operations	1,486	1,360
Operating Expenses
Fuel, purchased power, and gas — utility	440	362
Operation and maintenance	381	357
Depreciation and amortization	294	260
Taxes other than income	88	82
Operating Expenses	1,203	1,061
Operating Income	283	299
Other (Income) and Deductions
Interest expense	87	82
Non-operating retirement benefits, net	(1)	0
Other income	(16)	(19)
Other expenses	9	8
Other (Income) and Deductions	79	71
Income Before Income Taxes	204	228
Income Tax Expense	3	20
Net Income Attributable to DTE Energy Company/DTE Electric Company	$ 201	$ 208