Consolidated Statements of Comprehensive Income - DTE Electric Company - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Net Income	$ 907	$ 1,368	$ 1,169
Other comprehensive income (loss), net of tax	15	11	(3)
Comprehensive Income Attributable to DTE Energy Company/DTE Electric Company	922	1,379	1,166
DTE Electric
Net Income	866	778	716
Other comprehensive income (loss), net of tax	0	0	0
Comprehensive Income Attributable to DTE Energy Company/DTE Electric Company	$ 866	$ 778	$ 716