Consolidated Statements of Operations - SPPC - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Total operating revenue	$ 5,644	$ 5,637	$ 15,148	$ 15,070
Cost of sales	1,230	1,271	3,471	3,565
Total operating expenses	4,194	4,114	11,820	11,704
Operating income	1,450	1,523	3,328	3,366
Interest expense	(475)	(453)	(1,428)	(1,380)
Capitalized interest	23	17	56	44
Allowance for equity funds	56	30	126	75
Other, net	2	19	67	50
Total other income (expense)	(603)	(100)	(1,384)	(1,462)
Income before income tax expense and equity income	847	1,423	1,944	1,904
Income tax (benefit) expense	(302)	23	(526)	(366)
Net income attributable to BHE shareholders	1,137	1,401	2,443	2,286
Sierra Pacific Power Company [Member]
Total operating revenue	248	239	661	649
Operations and maintenance	46	53	130	140
Depreciation and amortization	31	30	94	89
Property and other taxes	5	6	17	18
Total operating expenses	181	183	530	527
Operating income	67	56	131	122
Interest expense	(12)	(12)	(36)	(33)
Capitalized interest	0	0	1	1
Allowance for equity funds	0	1	2	3
Other, net	1	3	4	8
Total other income (expense)	(11)	(8)	(29)	(21)
Income before income tax expense and equity income	56	48	102	101
Income tax (benefit) expense	12	13	22	25
Net income attributable to BHE shareholders	44	35	80	76
Regulated electric | Sierra Pacific Power Company [Member]
Total operating revenue	232	225	586	575
Cost of sales	93	90	254	245
Regulated natural gas | Sierra Pacific Power Company [Member]
Total operating revenue	16	14	75	74
Cost of sales	$ 6	$ 4	$ 35	$ 35