Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 571	$ (695)	$ 2,879	$ 2,302
Other comprehensive (loss) income, net of tax:
Unrecognized amounts on retirement benefits, net of tax	21	25	10	65
Foreign currency translation adjustment	(313)	(665)	18	(1,256)
Unrealized gains (losses) on cash flow hedges, net of tax	(7)	45	(23)	148
Total other comprehensive (loss) income, net of tax	(299)	(595)	5	(1,043)
Comprehensive income (loss)	272	(1,290)	2,884	1,259
Comprehensive income attributable to noncontrolling interests	77	147	321	376
Comprehensive income (loss) attributable to BHE shareholders	$ 195	$ (1,437)	$ 2,563	$ 883