Consolidated Balance Sheets - USD ($) $ in Millions		Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents		$ 1,040	$ 627
Trade receivables, net		1,910	2,038
Inventories		873	844
Loans Receivable Held-for-sale, Net, Not Part of Disposal Group		1,039	468
Regulatory assets		115	171
Other current assets		839	943
Total current assets		5,913	5,147
Property, plant and equipment, net		73,305	68,087
Goodwill		9,722	9,595
Finance lease right of use assets, net		504
Regulatory assets		2,766	2,896
Investments, including equity method and restricted cash and investments, noncurrent		6,255	4,903
Other assets		2,090	1,561
Total assets		100,051	92,189
Current liabilities:
Accounts payable		1,839	1,809
Accrued interest		493	469
Accrued property, income and other taxes		537	599
Employee-related Liabilities, Current		285	275
Short-term debt	[1]	3,214	2,516
Current portion of long-term debt		2,539	2,081
Regulatory liabilities		211	160
Other current liabilities		1,350	1,021
Total current liabilities		10,257	8,770
Regulatory liabilities		7,100	7,346
Deferred income taxes		9,653	9,047
Asset Retirement Obligations, Noncurrent		1,105	942
Other long-term liabilities		3,649	3,134
Total liabilities		67,473	62,466
Commitments and contingencies
Shareholders' equity:
Common stock		0	0
Additional paid-in capital		6,389	6,371
Retained earnings		28,296	25,624
Accumulated other comprehensive loss, net		(1,706)	(1,945)
Total shareholder's equity		32,449	29,593
Total liabilities and shareholder's equity		100,051	92,189
Sierra Pacific Power Company [Member]
Current assets:
Cash and cash equivalents		27	71
Trade receivables, net		109	100
Income taxes receivable		14	0
Inventories		57	52
Regulatory assets		12	7
Other current assets		20	33
Total current assets		239	263
Public Utilities, Property, Plant and Equipment, Net		3,075	2,947
Property, plant and equipment, net		3,075	2,947
Finance lease right of use assets, net		43
Regulatory assets		283	314
Other assets		74	45
Total assets		3,671	3,569
Current liabilities:
Accounts payable		103	116
Accrued interest		14	13
Accrued property, income and other taxes		12	14
Regulatory liabilities		49	18
Customer deposits		21	18
Other current liabilities		21	18
Total current liabilities		220	197
Long-term Debt, Excluding Current Maturities		1,135	1,120
Regulatory liabilities		489	491
Deferred income taxes		347	331
Asset Retirement Obligations, Noncurrent		10	10
Other long-term liabilities		160	166
Total liabilities		2,351	2,305
Shareholders' equity:
Common stock		0	0
Additional paid-in capital		1,111	1,111
Retained earnings		210	153
Accumulated other comprehensive loss, net		(1)	0
Total shareholder's equity		1,320	1,264
Total liabilities and shareholder's equity		3,671	3,569
PacifiCorp [Member]
Current assets:
Cash and cash equivalents		30	77
Receivables, Net, Current		644	640
Other Receivables, Net, Current		70	92
Inventories		394	417
Regulatory assets		63	36
Other current assets		152	133
Total current assets		1,290	1,359
Public Utilities, Property, Plant and Equipment, Net		20,973	19,570
Finance lease right of use assets, net		19
Regulatory assets		1,060	1,076
Other assets		374	308
Total assets		23,697	22,313
Current liabilities:
Accounts payable		679	597
Accrued interest		116	114
Accrued property, income and other taxes		96	75
Employee-related Liabilities, Current		75	79
Short-term debt		130	30
Current portion of long-term debt		38	350
Regulatory liabilities		56	77
Other current liabilities		170	193
Total current liabilities		1,360	1,515
Long-term Debt, Excluding Current Maturities		7,620	6,665
Regulatory liabilities		2,913	2,978
Deferred income taxes		2,563	2,543
Asset Retirement Obligations, Noncurrent		238	206
Other long-term liabilities		804	767
Total liabilities		15,260	14,468
Commitments and contingencies
Shareholders' equity:
Preferred Stock, Value, Issued		2	2
Common stock		0	0
Additional paid-in capital		4,479	4,479
Retained earnings		3,972	3,377
Accumulated other comprehensive loss, net		(16)	(13)
Total shareholder's equity		8,437	7,845
Total liabilities and shareholder's equity		23,697	22,313
MidAmerican Energy Company [Member]
Current assets:
Cash and cash equivalents		287	0
Trade receivables, net		291	367
Inventories		226	204
Other current assets		90	90
Total current assets		894	661
Public Utilities, Property, Plant and Equipment, Net		18,375	16,157
Regulatory assets		289	273
Investments, including equity method and restricted cash and investments, noncurrent		818	708
Other assets		188	121
Total assets		20,564	17,920
Current liabilities:
Accounts payable		519	575
Accrued interest		78	53
Accrued property, income and other taxes		225	300
Short-term debt		0	240
Current portion of long-term debt		0	500
Other current liabilities		219	122
Total current liabilities		1,041	1,790
Long-term Debt, Excluding Current Maturities		7,208	4,879
Regulatory liabilities		1,406	1,620
Deferred income taxes		2,626	2,322
Asset Retirement Obligations, Noncurrent		704	552
Other long-term liabilities		339	311
Total liabilities		13,324	11,474
Commitments and contingencies
Shareholders' equity:
Common stock		0	0
Additional paid-in capital		561	561
Retained earnings		6,679	5,885
Total shareholder's equity		7,240	6,446
Total liabilities and shareholder's equity		20,564	17,920
MidAmerican Funding, LLC and Subsidiaries [Domain]
Current assets:
Cash and cash equivalents		288	1
Trade receivables, net		291	365
Inventories		226	204
Other current assets		91	89
Total current assets		896	659
Property, plant and equipment, net		18,377	16,169
Goodwill		1,270	1,270
Regulatory assets		289	273
Investments, including equity method and restricted cash and investments, noncurrent		820	710
Other assets		188	121
Total assets		21,840	19,202
Current liabilities:
Accounts payable		520	575
Accrued interest		84	58
Accrued property, income and other taxes		226	300
Short-term debt		0	240
Current portion of long-term debt		0	500
Other current liabilities		219	122
Total current liabilities		1,220	1,951
Long-term Debt, Excluding Current Maturities		7,448	5,119
Regulatory liabilities		1,406	1,620
Deferred income taxes		2,621	2,319
Asset Retirement Obligations, Noncurrent		704	552
Other long-term liabilities		340	312
Total liabilities		13,739	11,873
Commitments and contingencies
Shareholders' equity:
Additional paid-in capital		1,679	1,679
Retained earnings		6,422	5,650
Total shareholder's equity		8,101	7,329
Total liabilities and shareholder's equity		21,840	19,202
Nevada Power Company [Member]
Current assets:
Cash and cash equivalents		15	111
Trade receivables, net		215	233
Inventories		62	61
Regulatory assets		1	39
Prepayments		42	51
Other current assets		29	24
Total current assets		364	519
Public Utilities, Property, Plant and Equipment, Net		6,538	6,418
Property, plant and equipment, net		6,538	6,418
Finance lease right of use assets, net		441	450
Regulatory assets		800	878
Other assets		59	37
Total assets		8,202	8,302
Current liabilities:
Accounts payable		194	187
Accrued interest		30	38
Accrued property, income and other taxes		25	30
Current portion of long-term debt		575	500
Current portion of finance lease obligations		24	20
Regulatory liabilities		93	49
Customer deposits		62	67
Other current liabilities		34	29
Total current liabilities		1,037	920
Long-term Debt, Excluding Current Maturities		1,776	1,853
Finance lease obligations		430	443
Regulatory liabilities		1,163	1,137
Deferred income taxes		714	749
Asset Retirement Obligations, Noncurrent		60	70
Other long-term liabilities		285	296
Total liabilities		5,405	5,398
Shareholders' equity:
Common stock		0	0
Additional paid-in capital		2,308	2,308
Retained earnings		493	600
Accumulated other comprehensive loss, net		(4)	(4)
Total shareholder's equity		2,797	2,904
Total liabilities and shareholder's equity		8,202	8,302
Parent Company [Member]
Current assets:
Cash and cash equivalents		13	9
Income taxes receivable		3	103
Other current assets		8	15
Total current assets		292	383
Goodwill		1,221	1,221
Other assets		695	546
Total assets		43,712	40,331
Current liabilities:
Short-term debt		1,590	983
Total current liabilities		2,374	1,494
Other long-term liabilities		530	543
Total liabilities		11,237	10,715
Shareholders' equity:
Common stock		0	0
Additional paid-in capital		6,389	6,371
Retained earnings		28,296	25,624
Accumulated other comprehensive loss, net		(1,706)	(1,945)
Total shareholder's equity		32,449	29,593
Total liabilities and shareholder's equity		43,712	40,331
Deferred Income Tax Charge [Member] | MidAmerican Energy Company [Member]
Current liabilities:
Regulatory liabilities	[2]	$ 478	$ 626

[1] (1)The table does not include unused credit facilities and letters of credit for investments that are accounted for under the equity method.

[2] Amount represents the excess of nuclear decommission trust assets over the related asset retirement obligation. Refer to Note 11 for a discussion of asset retirement obligations.