Related Party Transactions (Tables)

9 Months Ended

Sep. 30, 2020

Related Party Transactions [Abstract]

Schedule of Related Party Transactions

The following table summarizes the amounts resulting from these transactions included in the Consolidated Statements of Operations:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
	(In millions)
Operating Revenues — Utility operations
DTE Gas	$	8	$	8	$	24	$	24
Fuel, purchased power, and gas — utility
DTE Electric	$	2	$	2	$	6	$	6
DTE Gas	$	2	$	2	$	14	$	15
Fuel, purchased power, and gas — non-utility
DTE Energy Trading	$	7	$	2	$	20	$	5