Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Net Income	$ 175	$ 145	$ 569	$ 385
Net Income	177	152	577	399
Other comprehensive income (loss), net of tax:
Benefit obligations, net of taxes of $2, $(1), $4, and $1, respectively	3	(1)	7	2
Net unrealized gains on investments during the period, net of taxes of $—, respectively	1	0	1	0
Foreign currency translation	0	(1)	0	1
Other comprehensive income (loss)	4	(2)	8	3
Comprehensive income	179	143	577	388
Less: Comprehensive loss attributable to noncontrolling interests	(2)	(7)	(8)	(14)
Comprehensive Income Attributable to DTE Energy Company/DTE Electric Company	181	150	585	402
DTE Electric
Net Income	138	135	244	262
Other comprehensive income (loss), net of tax:
Other comprehensive income (loss)	0	0	0	0
Comprehensive Income Attributable to DTE Energy Company/DTE Electric Company	$ 138	$ 135	$ 244	$ 262