Consolidated Balance Sheets - SPPC - USD ($) $ in Millions	Mar. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 1,661	$ 627
Inventories	785	844
Other current assets	1,080	943
Total current assets	6,111	5,147
Regulatory assets	2,898	2,896
Other assets	2,048	1,561
Total assets	94,545	92,189
Current liabilities:
Accounts payable	1,434	1,809
Accrued interest	522	469
Accrued property, income and other taxes	475	599
Other current liabilities	1,358	1,021
Total current liabilities	7,397	8,770
Long-term debt, carrying value	37,916	36,250
Regulatory liabilities	7,347	7,346
Deferred income taxes	9,080	9,047
Other long-term liabilities	3,721	3,134
Total liabilities	64,383	62,466
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	6,355	6,371
Retained earnings	25,968	25,624
Total BHE shareholders' equity	30,036	29,593
Total liabilities and equity	94,545	92,189
Sierra Pacific Power Company [Member]
Current assets:
Cash and cash equivalents	62	71
Trade receivables, net	95	100
Inventories	53	52
Regulatory assets	31	7
Other current assets	33	33
Total current assets	274	263
Property, plant and equipment, net	2,965	2,947
Regulatory assets	312	314
Other assets	66	45
Total assets	3,617	3,569
Current liabilities:
Accounts payable	110	116
Accrued interest	11	13
Accrued property, income and other taxes	17	14
Regulatory liabilities	23	18
Customer deposits	21	18
Other current liabilities	23	18
Total current liabilities	205	197
Long-term debt, carrying value	1,120	1,120
Regulatory liabilities	491	491
Deferred income taxes	338	331
Other long-term liabilities	177	166
Total liabilities	2,331	2,305
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	1,111	1,111
Retained earnings	175	153
Total BHE shareholders' equity	1,286	1,264
Total liabilities and equity	$ 3,617	$ 3,569