Segment and Related Information (Tables)

3 Months Ended

Mar. 31, 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, and natural gas sales in the following segments:

	Three Months Ended March 31,
	2021		2020
	(In millions)
Electric	$	16	$	15
Gas	4		4
Gas Storage and Pipelines	5		4
Power and Industrial Projects	162		94
Energy Trading	13		6
Corporate and Other	1		1
	$	201	$	124

Financial data of DTE Energy's business segments follows:

	Three Months Ended March 31,
	2021		2020
	(In millions)
Operating Revenues — Utility operations
Electric	$	1,360	$	1,212
Gas	612		540
Operating Revenues — Non-utility operations
Electric	4		4
Gas Storage and Pipelines	197		170
Power and Industrial Projects	366		307
Energy Trading	1,439		913
Corporate and Other	1		—
Reconciliation and Eliminations	(201)		(124)
Total	$	3,778	$	3,022

	Three Months Ended March 31,
	2021		2020
	(In millions)
Net Income (Loss) Attributable to DTE Energy by Segment:
Electric	$	208	$	94
Gas	169		121
Gas Storage and Pipelines	79		72
Power and Industrial Projects	28		30
Energy Trading	(55)		34
Corporate and Other	(32)		(11)
Net Income Attributable to DTE Energy Company	$	397	$	340