Segment and Related Information (Tables)

9 Months Ended

Sep. 30, 2023

Segment Reporting [Abstract]

Financial Data of Business Segments

Inter-segment billing for goods and services exchanged between segments is based upon tariffed or market-based prices of the provider. Such billing primarily consists of power sales, sale and transportation of natural gas, and renewable natural gas sales in the segments below, as well as charges from Electric to other segments for use of the shared capital assets of DTE Electric.

	Three Months Ended September 30,				Nine Months Ended September 30,
	2023		2022		2023		2022
	(In millions)
Electric	$	20	$	19	$	55	$	53
Gas	4		4		13		10
DTE Vantage	13		15		32		57
Energy Trading	20		39		65		78
Corporate and Other	—		—		—		—
	$	57	$	77	$	165	$	198

Financial data of DTE Energy's business segments follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2023		2022		2023		2022
	(In millions)
Operating Revenues — Utility operations
Electric	$	1,623	$	1,844	$	4,324	$	4,896
Gas	227		230		1,245		1,358
Operating Revenues — Non-utility operations
Electric	3		3		10		11
DTE Vantage	199		227		572		626
Energy Trading	893		3,024		3,365		8,059
Corporate and Other	—		—		—		—
Reconciliation and Eliminations	(57)		(77)		(165)		(198)
Total	$	2,888	$	5,251	$	9,351	$	14,752

	Three Months Ended September 30,				Nine Months Ended September 30,
	2023		2022		2023		2022
	(In millions)
Net Income (Loss) Attributable to DTE Energy by Segment
Electric	$	268	$	363	$	547	$	750
Gas	(5)		(23)		190		179
DTE Vantage	56		26		109		68
Energy Trading	65		56		234		(80)
Corporate and Other	(52)		(35)		(102)		(99)
Net Income Attributable to DTE Energy Company	$	332	$	387	$	978	$	818