Segment and Related Information (Tables)

6 Months Ended

Jun. 30, 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 periods, inter-segment billing also included the sale of reduced emissions fuel at DTE Vantage.

	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
	(In millions)
Electric	$	18	$	15	$	34	$	31
Gas	3		3		6		7
DTE Vantage	17		176		42		338
Energy Trading	22		13		39		26
Corporate and Other	—		—		—		1
	$	60	$	207	$	121	$	403

Financial data of DTE Energy's business segments follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
	(In millions)
Operating Revenues — Utility operations
Electric	$	1,566	$	1,408	$	3,052	$	2,768
Gas	362		265		1,128		877
Operating Revenues — Non-utility operations
Electric	4		3		8		7
DTE Vantage	220		394		399		760
Energy Trading	2,832		1,167		5,035		2,606
Corporate and Other	—		—		—		1
Reconciliation and Eliminations(a)	(60)		(216)		(121)		(417)
Total	$	4,924	$	3,021	$	9,501	$	6,602

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(a)Includes $9 million and $14 million for the three and six months ended June 30, 2021, respectively, 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 June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
	(In millions)
Net Income (Loss) Attributable to DTE Energy by Segment:
Electric	$	186	$	238	$	387	$	446
Gas	6		7		202		176
DTE Vantage	28		14		42		42
Energy Trading	(127)		(66)		(136)		(121)
Corporate and Other	(56)		(76)		(64)		(106)
Income from Continuing Operations Attributable to DTE Energy Company	37		117		431		437
Discontinued Operations	—		62		—		139
Net Income Attributable to DTE Energy Company	$	37	$	179	$	431	$	576