Consolidated Statements of Operations (Unaudited) - MidAmerican Funding LLC - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Operating revenue:
Total operating revenue	$ 6,064	$ 4,612	$ 12,145	$ 9,139
Operating expenses:
Cost of sales	1,110	888	2,679	1,926
Total operating expenses	4,856	3,676	9,604	7,284
Operating income	1,208	936	2,541	1,855
Other income (expense):
Interest expense	(532)	(503)	(1,062)	(986)
Allowance for equity funds	30	38	56	72
Other, net	48	52	56	25
Total other income (expense)	1,552	209	(27)	(203)
Income (loss) before income tax expense (benefit) and equity income (loss)	2,760	1,145	2,514	1,652
Income tax expense (benefit)	327	(7)	(208)	(191)
Net income (loss) attributable to parent	2,281	1,116	2,285	1,786
MidAmerican Funding, LLC
Operating revenue:
Total operating revenue	693	616	1,760	1,302
Operating expenses:
Operations and maintenance	184	183	377	348
Depreciation and amortization	209	175	416	351
Property and other taxes	37	35	73	69
Total operating expenses	590	506	1,609	1,090
Operating income	103	110	151	212
Other income (expense):
Interest expense	(78)	(78)	(156)	(159)
Allowance for borrowed funds	2	4	4	7
Allowance for equity funds	8	9	14	17
Other, net	16	21	26	15
Total other income (expense)	(52)	(44)	(112)	(120)
Income (loss) before income tax expense (benefit) and equity income (loss)	51	66	39	92
Income tax expense (benefit)	(160)	(142)	(316)	(266)
Net income (loss) attributable to parent	211	208	355	358
Regulated electric | MidAmerican Funding, LLC
Operating revenue:
Total operating revenue	586	518	1,131	989
Operating expenses:
Cost of sales	103	71	254	151
Regulated natural gas and other | MidAmerican Funding, LLC
Operating revenue:
Total operating revenue	107	98	629	313
Operating expenses:
Cost of sales	$ 57	$ 42	$ 489	$ 171