Consolidated Statements of Changes in Equity - PacifiCorp - USD ($) $ in Millions	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive (Loss) Income, Net [Member]	PacifiCorp [Member]	PacifiCorp [Member] Preferred Stock [Member]	PacifiCorp [Member] Common Stock [Member]	PacifiCorp [Member] Additional Paid-in Capital [Member]	PacifiCorp [Member] Retained Earnings [Member]	PacifiCorp [Member] Accumulated Other Comprehensive (Loss) Income, Net [Member]
Stockholders' Equity Attributable to Parent at Dec. 31, 2018						$ 7,845	$ 2	$ 0	$ 4,479	$ 3,377	$ (13)
Net Income (Loss) Attributable to Parent	$ 1,306					347				347
Total other comprehensive (loss) income, net of tax	57	$ 0	$ 0	$ 0	$ 57	0				(1)	1
Dividends, Common Stock, Cash						(175)				(175)
Stockholders' Equity Attributable to Parent at Jun. 30, 2019						8,017	2	0	4,479	3,548	(12)
Stockholders' Equity Attributable to Parent at Mar. 31, 2019						7,850	2	0	4,479	3,381	(12)
Net Income (Loss) Attributable to Parent	684					168				168
Total other comprehensive (loss) income, net of tax	(58)	0	0	0	(58)	(1)				(1)
Stockholders' Equity Attributable to Parent at Jun. 30, 2019						8,017	2	0	4,479	3,548	(12)
Stockholders' Equity Attributable to Parent at Dec. 31, 2019	32,449					8,437	2	0	4,479	3,972	(16)
Net Income (Loss) Attributable to Parent	1,786					342				342
Total other comprehensive (loss) income, net of tax	(419)	0	0	0	(419)	1				0	1
Stockholders' Equity Attributable to Parent at Jun. 30, 2020	33,684					8,780	2	0	4,479	4,314	(15)
Stockholders' Equity Attributable to Parent at Mar. 31, 2020						8,614	2	0	4,479	4,148	(15)
Net Income (Loss) Attributable to Parent	1,116					166				166
Total other comprehensive (loss) income, net of tax	128	$ 0	$ 0	$ 0	$ 128
Stockholders' Equity Attributable to Parent at Jun. 30, 2020	$ 33,684					$ 8,780	$ 2	$ 0	$ 4,479	$ 4,314	$ (15)