Consolidated Statements of Comprehensive Income (Unaudited) - EEGH - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Net income	$ 110	$ 673
Other comprehensive income (loss), net of tax:
Unrecognized amounts on retirement benefits, net of tax	7	34
Unrealized gains (losses) on cash flow hedges, net of tax	14	(33)
Total other comprehensive (loss) income, net of tax	112	(547)
Comprehensive income	222	126
Comprehensive income attributable to noncontrolling interests	106	3
Comprehensive income attributable to BHE shareholders	116	123
Eastern Energy Gas Holdings, LLC [Member]
Net income	191	202
Other comprehensive income (loss), net of tax:
Unrecognized amounts on retirement benefits, net of tax	2	1
Unrealized gains (losses) on cash flow hedges, net of tax	10	(85)
Total other comprehensive (loss) income, net of tax	12	(84)
Comprehensive income	203	118
Comprehensive income attributable to noncontrolling interests	106	33
Comprehensive income attributable to BHE shareholders	$ 97	$ 85