Balance Sheets - MEC - USD ($) $ in Millions	Mar. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 1,644	$ 935
Income taxes receivable	458	334
Inventories	864	888
Other current assets	963	815
Total current assets	6,353	5,778
Regulatory assets	2,812	2,761
Investments and restricted cash and cash equivalents and investments	4,796	4,872
Other assets	1,232	1,248
Total assets	90,912	90,208
Current liabilities:
Accounts payable	1,089	1,519
Accrued interest	507	488
Accrued property, income and other taxes	446	354
Short-term debt	2,608	4,488
Other current liabilities	1,209	1,049
Total current liabilities	10,492	11,603
Deferred income taxes	8,086	8,242
Regulatory liabilities	7,368	7,309
Other long-term liabilities	2,988	2,984
Total liabilities	62,118	61,900
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	6,363	6,368
Retained earnings	23,719	22,206
Accumulated other comprehensive loss, net	(1,415)	(398)
Total BHE shareholders' equity	28,667	28,176
Total liabilities and equity	90,912	90,208
MidAmerican Energy Company [Member]
Current assets:
Cash and cash equivalents	380	172
Receivables, net	319	344
Income taxes receivable	119	51
Inventories	208	245
Other current assets	138	134
Total current assets	1,164	946
Property, plant and equipment, net	14,268	14,207
Regulatory assets	209	204
Investments and restricted cash and cash equivalents and investments	723	728
Other assets	216	233
Total assets	16,580	16,318
Current liabilities:
Accounts payable	240	452
Accrued interest	55	48
Accrued property, income and other taxes	119	132
Current portion of long-term debt	500	350
Other current liabilities	152	128
Total current liabilities	1,066	1,110
Long-term debt	4,879	4,692
Deferred income taxes	2,224	2,237
Regulatory liabilities	1,688	1,661
Asset retirement obligations	535	528
Other long-term liabilities	318	326
Total liabilities	10,710	10,554
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	561	561
Retained earnings	5,309	5,203
Total BHE shareholders' equity	5,870	5,764
Total liabilities and equity	$ 16,580	$ 16,318