Segment and Related Information (Tables)

3 Months Ended

Mar. 31, 2022

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 power sales, natural gas sales, and renewable natural gas sales in the segments below. For the prior period, inter-segment billing also included the sale of reduced emissions fuel at DTE Vantage.

	Three Months Ended March 31,
	2022		2021
	(In millions)
Electric	$	16	$	16
Gas	3		4
DTE Vantage	25		162
Energy Trading	17		13
Corporate and Other	—		1
	$	61	$	196

Financial data of DTE Energy's business segments follows:

	Three Months Ended March 31,
	2022		2021
	(In millions)
Operating Revenues — Utility operations
Electric	$	1,486	$	1,360
Gas	766		612
Operating Revenues — Non-utility operations
Electric	4		4
DTE Vantage	179		366
Energy Trading	2,203		1,439
Corporate and Other	—		1
Reconciliation and Eliminations(a)	(61)		(201)
Total	$	4,577	$	3,581

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(a)Includes $5 million for the three months ended March 31, 2021 for eliminations related to DTE Energy's former Gas Storage and Pipelines segment that remain in continuing operations. Eliminations for these revenues are offset by related cost eliminations and have no impact on DTE Energy net income.

	Three Months Ended March 31,
	2022		2021
	(In millions)
Net Income (Loss) Attributable to DTE Energy by Segment:
Electric	$	201	$	208
Gas	196		169
DTE Vantage	14		28
Energy Trading	(9)		(55)
Corporate and Other	(8)		(30)
Income from Continuing Operations Attributable to DTE Energy Company	394		320
Discontinued Operations	—		77
Net Income Attributable to DTE Energy Company	$	394	$	397