Balance Sheets - MEC - USD ($) $ in Millions	Jun. 30, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 1,224	$ 935
Income tax receivable	123	334
Inventories	860	888
Other current assets	881	815
Total current assets	6,114	5,778
Regulatory assets	2,783	2,761
Investments and restricted cash and cash equivalents and investments	4,404	4,872
Other assets	1,261	1,248
Total assets	90,941	90,208
Current liabilities:
Accounts payable	1,189	1,519
Accrued interest	516	488
Accrued property, income and other taxes	413	354
Short-term debt	3,424	4,488
Other current liabilities	1,152	1,049
Total current liabilities	10,408	11,603
Deferred income taxes	8,592	8,242
Regulatory liabilities	7,496	7,309
Other long-term liabilities	2,792	2,984
Total liabilities	62,637	61,900
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	6,358	6,368
Retained earnings	23,976	22,206
Accumulated other comprehensive loss, net	(1,665)	(398)
Total BHE shareholders' equity	28,175	28,176
Total liabilities and equity	90,941	90,208
MidAmerican Energy Company [Member]
Current assets:
Cash and cash equivalents	369	172
Accounts receivable, net	339	344
Income tax receivable	18	51
Inventories	201	245
Other current assets	117	134
Total current assets	1,044	946
Property, plant and equipment, net	14,672	14,207
Regulatory assets	225	204
Investments and restricted cash and cash equivalents and investments	729	728
Other assets	216	233
Total assets	16,886	16,318
Current liabilities:
Accounts payable	270	452
Accrued interest	53	48
Accrued property, income and other taxes	239	132
Current portion of long-term debt	500	350
Other current liabilities	139	128
Total current liabilities	1,201	1,110
Long-term debt	4,880	4,692
Deferred income taxes	2,190	2,237
Regulatory liabilities	1,779	1,661
Asset retirement obligations	538	528
Other long-term liabilities	321	326
Total liabilities	10,909	10,554
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	561	561
Retained earnings	5,416	5,203
Total BHE shareholders' equity	5,977	5,764
Total liabilities and equity	$ 16,886	$ 16,318