Consolidated Balance Sheets - NPC - USD ($) $ in Millions	Mar. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 1,018	$ 721
Trade receivables, net	1,618	1,751
Inventories	895	925
Other current assets	1,027	917
Total current assets	4,776	4,673
Regulatory assets	4,513	4,307
Other assets	1,096	996
Total assets	86,525	85,440
Current liabilities:
Accounts payable	1,161	1,317
Accrued interest	479	454
Accrued property, income and other taxes	377	389
Other current liabilities	1,031	1,017
Total current liabilities	6,619	6,313
Regulatory liabilities	2,956	2,933
Deferred income taxes	13,986	13,879
Other long-term liabilities	2,736	2,742
Total liabilities	61,413	60,977
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	6,381	6,390
Retained earnings	19,986	19,448
Accumulated other comprehensive loss, net	(1,385)	(1,511)
Total BHE shareholders' equity	24,982	24,327
Total liabilities and equity	86,525	85,440
Nevada Power Company [Member]
Current assets:
Cash and cash equivalents	79	279
Trade receivables, net	182	243
Inventories	66	73
Regulatory Assets, Current	42	20
Other current assets	52	38
Total current assets	421	653
Public Utilities, Property, Plant and Equipment, Net	6,834	6,997
Regulatory assets	1,146	1,000
Other assets	121	39
Total assets	8,522	8,689
Current liabilities:
Accounts payable	167	187
Accrued interest	39	50
Accrued property, income and other taxes	75	93
Regulatory Liability, Current	41	37
Long-term Debt and Financial and Capital Lease Obligations, Current	19	17
Customer Deposits, Current	77	78
Other current liabilities	37	39
Total current liabilities	455	501
Long-term Debt and Financial and Capital Lease Obligations	2,971	3,049
Regulatory liabilities	414	416
Deferred income taxes	1,495	1,474
Other long-term liabilities	280	277
Total liabilities	5,615	5,717
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	2,308	2,308
Retained earnings	602	667
Accumulated other comprehensive loss, net	(3)	(3)
Total BHE shareholders' equity	2,907	2,972
Total liabilities and equity	$ 8,522	$ 8,689