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Revenue from Contracts with Customers
 3 Months Ended
Mar. 31, 2021
Disaggregation of Revenue [Line Items]  
Revenue from Contracts with Customers Revenue from Contracts with Customers
Energy Products and Services

The following table summarizes the Company's energy products and services revenue from contracts with customers ("Customer Revenue") by regulated energy and nonregulated energy, with further disaggregation of regulated energy by line of business, including a reconciliation to the Company's reportable segment information included in Note 13 (in millions):
For the Three-Month Period Ended March 31, 2021
PacifiCorpMidAmerican FundingNV EnergyNorthern PowergridBHE Pipeline GroupBHE TransmissionBHE Renewables
BHE and
Other(1)
Total
Customer Revenue:
Regulated:
Retail electric$1,145 $452 $511 $— $— $— $— $— $2,108 
Retail gas— 460 38 — — — — — 498 
Wholesale36 125 15 — 17 — — — 193 
Transmission and
   distribution		25 15 21 263 — 172 — — 496 
Interstate pipeline— — — — 815 — — (41)774 
Other23 — — — 2 — — — 25 
Total Regulated1,229 1,052 585 263 834 172 — (41)4,094 
Nonregulated— 10 — 10 237 8 166 187 618 
Total Customer Revenue1,229 1,062 585 273 1,071 180 166 146 4,712 
Other revenue13 5 6 27 22 — 24 40 137 
Total$1,242 $1,067 $591 $300 $1,093 $180 $190 $186 $4,849 

For the Three-Month Period Ended March 31, 2020
PacifiCorpMidAmerican FundingNV EnergyNorthern PowergridBHE Pipeline GroupBHE TransmissionBHE Renewables
BHE and
Other(1)
Total
Customer Revenue:
Regulated:
Retail electric$1,122 $410 $529 $— $— $— $— $— $2,061 
Retail gas— 187 47 — — — — — 234 
Wholesale— 64 14 — — — — (1)77 
Transmission and
   distribution		22 15 23 233 — 169 — — 462 
Interstate pipeline— — — — 400 — — (48)352 
Other26 — 1 — — — — — 27 
Total Regulated1,170 676 614 233 400 169 — (49)3,213 
Nonregulated— 6 1 7 — 3 159 127 303 
Total Customer Revenue1,170 682 615 240 400 172 159 78 3,516 
Other revenue36 4 7 26 1 — 19 25 118 
Total$1,206 $686 $622 $266 $401 $172 $178 $103 $3,634 


(1)The BHE and Other reportable segment represents amounts related principally to other entities, corporate functions and intersegment eliminations.
Real Estate Services

The following table summarizes the Company's real estate services Customer Revenue by line of business (in millions):
HomeServices
Three-Month Periods
Ended March 31,
20212020
Customer Revenue:
Brokerage$1,022 $777 
Franchise18 16 
Total Customer Revenue1,040 793 
Mortgage and other revenue192 100 
Total$1,232 $893 

Remaining Performance Obligations

The following table summarizes the Company's revenue it expects to recognize in future periods related to significant unsatisfied remaining performance obligations for fixed contracts with expected durations in excess of one year as of March 31, 2021, by reportable segment (in millions):
Performance obligations expected to be satisfied:
Less than 12 monthsMore than 12 monthsTotal
BHE Pipeline Group$2,521 $20,918 $23,439 
BHE Transmission513 — 513 
Total$3,034 $20,918 $23,952 
PacifiCorp [Member]  
Disaggregation of Revenue [Line Items]  
Revenue from Contracts with Customers Revenue from Contracts with Customers
The following table summarizes PacifiCorp's revenue from contracts with customers ("Customer Revenue") by customer class (in millions):
Three-Month Periods
Ended March 31,
20212020
Customer Revenue:
Retail:
Residential
$483 $460 
Commercial
359 358 
Industrial
271 277 
Other retail
32 27 
Total retail
1,145 1,122 
Wholesale (1)
36 — 
Transmission25 22 
Other Customer Revenue23 26 
Total Customer Revenue
1,229 1,170 
Other revenue13 36 
Total operating revenue
$1,242 $1,206 

(1)Includes net payments to counterparties for the financial settlement of certain non-derivative forward contracts for energy sales.
MidAmerican Energy Company [Member]  
Disaggregation of Revenue [Line Items]  
Revenue from Contracts with Customers Revenue from Contracts with Customers
The following table summarizes MidAmerican Energy's revenue from contracts with customers ("Customer Revenue") by line of business and customer class, including a reconciliation to MidAmerican Energy's reportable segment information included in Note 10, (in millions):
For the Three-Month Period Ended March 31, 2021
ElectricNatural GasOtherTotal
Customer Revenue:
Retail:
Residential$161 $308 $— $469 
Commercial71 129 — 200 
Industrial190 12 — 202 
Natural gas transportation services— 10 — 10 
Other retail(1)
30 1 — 31 
Total retail452 460 — 912 
Wholesale74 51 — 125 
Multi-value transmission projects15 — — 15 
Other Customer Revenue— — 10 10 
Total Customer Revenue541 511 10 1,062 
Other revenue4 1 — 5 
Total operating revenue$545 $512 $10 $1,067 

For the Three-Month Period Ended March 31, 2020
ElectricNatural GasOtherTotal
Customer Revenue:
Retail:
Residential$148 $128 $— $276 
Commercial70 43 — 113 
Industrial163 4 — 167 
Natural gas transportation services— 11 — 11 
Other retail(1)
29 — — 29 
Total retail410 186 — 596 
Wholesale42 22 — 64 
Multi-value transmission projects16 — — 16 
Other Customer Revenue— — 1 1 
Total Customer Revenue468 208 1 677 
Other revenue3 1 — 4 
Total operating revenue$471 $209 $1 $681 

(1)    Other retail includes provisions for rate refunds, for which any actual refunds will be reflected in the applicable customer classes upon resolution of the related regulatory proceeding.
MidAmerican Funding, LLC and Subsidiaries [Member]  
Disaggregation of Revenue [Line Items]  
Revenue from Contracts with Customers Revenue from Contracts with CustomersRefer to Note 9 of MidAmerican Energy's Notes to Financial Statements. Additionally, MidAmerican Funding had other Accounting Standards Codification Topic 606 revenue of $— million and $5 million for the three-month periods ended March 31, 2021 and 2020, respectively.
Nevada Power Company [Member]  
Disaggregation of Revenue [Line Items]  
Revenue from Contracts with Customers Revenue from Contracts with Customers
The following table summarizes Nevada Power's revenue from contracts with customers ("Customer Revenue") by customer class (in millions):
Three-Month Periods
Ended March 31,
20212020
Customer Revenue:
Retail:
Residential$196 $193 
Commercial84 94 
Industrial63 70 
Other3 3 
Total fully bundled346 360 
Distribution only service5 7 
Total retail351 367 
Wholesale, transmission and other14 16 
Total Customer Revenue365 383 
Other revenue5 6 
Total revenue$370 $389 
Sierra Pacific Power Company [Member]  
Disaggregation of Revenue [Line Items]  
Revenue from Contracts with Customers Revenue from Contracts with Customers
The following table summarizes Sierra Pacific's revenue from contracts with customers ("Customer Revenue") by customer class, including a reconciliation to Sierra Pacific's reportable segment information included in Note 9 (in millions):
Three-Month Periods
Ended March 31,
20212020
ElectricNatural GasTotalElectricNatural GasTotal
Customer Revenue:
Retail:
Residential$71 $25 $96 $69 $30 $99 
Commercial54 10 64 57 13 70 
Industrial39 3 42 41 4 45 
Other1 — 1 1 — 1 
Total fully bundled165 38 203 168 47 215 
Distribution only service1 — 1 1 — 1 
Total retail166 38 204 169 47 216 
Wholesale, transmission and other15 — 15 14 — 14 
Total Customer Revenue181 38 219 183 47 230 
Other revenue— 1 1 1 1 2 
Total revenue$181 $39 $220 $184 $48 $232 
Eastern Energy Gas Holdings, LLC [Member]  
Disaggregation of Revenue [Line Items]  
Revenue from Contracts with Customers Revenue from Contracts with Customers
The following table summarizes Eastern Energy Gas' energy products and services revenue by regulated and nonregulated (in millions):
Three-Month Periods
Ended March 31,
20212020
Customer Revenue:
Regulated:
Gas transportation and storage$279 $344 
Wholesale17 2 
Other— 1 
Total regulated296 347 
Nonregulated190 208 
Total Customer Revenue486 555 
Other revenue— 1 
Total operating revenue$486 $556 
Remaining Performance Obligations

The following table summarizes Eastern Energy Gas' revenue it expects to recognize in future periods related to significant unsatisfied remaining performance obligations for fixed contracts with expected durations in excess of one year as of March 31, 2021 (in millions):
Performance obligations expected to be satisfied
Less than 12 monthsMore than 12 monthsTotal
Eastern Energy Gas$1,564 $16,115 $17,679