Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Operating revenue:
Energy	$ 3,550	$ 3,773
Real estate	491	448
Total operating revenue	4,041	4,221
Energy:
Cost of sales	1,095	1,354
Operating expense	882	906
Depreciation and amortization	619	581
Real estate	492	450
Total operating costs and expenses	3,088	3,291
Operating income	953	930
Other income (expense):
Interest expense	(473)	(472)
Capitalized interest	11	29
Allowance for equity funds	15	31
Interest and dividend income	27	26
Other, net	10	26
Total other income (expense)	(410)	(360)
Income before income tax expense and equity income	543	570
Income tax expense	74	123
Equity income	26	26
Net income	495	473
Net income attributable to noncontrolling interests	5	4
Net income attributable to BHE shareholders	$ 490	$ 469