Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Net Income	$ 22	$ 477	$ 598	$ 1,096
Net Income	25	476	601	1,093
Other comprehensive income, net of tax:
Benefit obligations, net of taxes of $1, $1, $2, and $3, respectively	2	2	5	7
Net unrealized gains (losses) on derivatives, net of taxes of $1, $—, $2, and $1, respectively	4	1	6	3
Other comprehensive income	6	3	11	10
Comprehensive income	28	480	609	1,106
Less: Comprehensive income (loss) attributable to noncontrolling interests	(3)	1	(3)	3
Comprehensive Income (Loss) Attributable to DTE Energy Company/DTE Electric Company	31	479	612	1,103
DTE Electric
Net Income	344	400	790	677
Other comprehensive income, net of tax:
Other comprehensive income	0	0	0	0
Comprehensive Income (Loss) Attributable to DTE Energy Company/DTE Electric Company	$ 344	$ 400	$ 790	$ 677