Segment and Related Information (Tables)

6 Months Ended

Jun. 30, 2021

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 and primarily consists of the sale of reduced emissions fuel, power sales, natural gas sales, and renewable natural gas sales in the following segments:

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
	(In millions)
Electric	$	15	$	15	$	31	$	30
Gas	3		4		7		8
Gas Storage and Pipelines	9		5		14		9
Power and Industrial Projects	176		80		338		174
Energy Trading	13		8		26		14
Corporate and Other	—		—		1		1
	$	216	$	112	$	417	$	236

Financial data of DTE Energy's business segments follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
	(In millions)
Operating Revenues — Utility operations
Electric	$	1,408	$	1,309	$	2,768	$	2,521
Gas	265		251		877		791
Operating Revenues — Non-utility operations
Electric	3		3		7		7
Gas Storage and Pipelines	208		172		405		342
Power and Industrial Projects	394		219		760		526
Energy Trading	1,167		740		2,606		1,653
Corporate and Other	—		1		1		1
Reconciliation and Eliminations	(216)		(112)		(417)		(236)
Total	$	3,229	$	2,583	$	7,007	$	5,605

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
	(In millions)
Net Income (Loss) Attributable to DTE Energy by Segment:
Electric	$	238	$	183	$	446	$	277
Gas	7		1		176		122
Gas Storage and Pipelines	64		70		143		142
Power and Industrial Projects	14		25		42		55
Energy Trading	(66)		(1)		(121)		33
Corporate and Other	(78)		(1)		(110)		(12)
Net Income Attributable to DTE Energy Company	$	179	$	277	$	576	$	617