XML 42 R32.htm IDEA: XBRL DOCUMENT v3.10.0.1
Revenue (Details)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2018
USD ($)
company
MW
Sep. 30, 2017
USD ($)
Sep. 30, 2018
USD ($)
company
MW
Sep. 30, 2017
USD ($)
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers $ 2,986   $ 8,313  
ARP 66   190  
Other non-customer revenue 12   48  
Total revenues(1) [1] 3,064 $ 2,910 8,551 $ 8,247
Distribution services | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 1,418   3,868  
Retail generation | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 1,045   2,939  
Wholesale sales | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 139   393  
Transmission | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 341   996  
Other | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 43   117  
Derivative Revenue | Other Non-Customer Revenue        
Disaggregation of Revenue [Line Items]        
Total revenues(1) 4   18  
Regulated Distribution        
Disaggregation of Revenue [Line Items]        
Total revenues(1) 2,499   6,930  
Reduction in revenue $ 27   $ 109  
Number of existing utility operating companies | company 10   10  
Megawatts of net demonstrated capacity of competitive segment | MW 3,790   3,790  
Utility customer payment period     30 days  
Regulated Distribution | Residential        
Disaggregation of Revenue [Line Items]        
Total revenues(1) $ 1,572   $ 4,290  
Regulated Distribution | Commercial        
Disaggregation of Revenue [Line Items]        
Total revenues(1) 628   1,778  
Regulated Distribution | Industrial        
Disaggregation of Revenue [Line Items]        
Total revenues(1) 276   792  
Regulated Distribution | Other        
Disaggregation of Revenue [Line Items]        
Total revenues(1) 23   70  
Regulated Transmission        
Disaggregation of Revenue [Line Items]        
Total revenues(1) 341   996  
Reduction in revenue     4  
Recovery of revenue 2      
Regulated Transmission | JCP&L | FERC        
Disaggregation of Revenue [Line Items]        
Annual revenue requirement     155  
Regulated Transmission | ATSI        
Disaggregation of Revenue [Line Items]        
Total revenues(1) 167   492  
Regulated Transmission | TrAIL        
Disaggregation of Revenue [Line Items]        
Total revenues(1) 60   183  
Regulated Transmission | MAIT        
Disaggregation of Revenue [Line Items]        
Total revenues(1) 43   106  
Regulated Transmission | Other        
Disaggregation of Revenue [Line Items]        
Total revenues(1) 71   215  
Operating Segments | Customer        
Disaggregation of Revenue [Line Items]        
Reduction in revenue 29   113  
Operating Segments | Regulated Distribution        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 2,675   7,420  
ARP 66   190  
Other non-customer revenue 25   84  
Total revenues(1) 2,766 2,609 7,694 7,380
Operating Segments | Regulated Distribution | Distribution services | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 1,440   3,949  
Operating Segments | Regulated Distribution | Retail generation | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 1,059   2,981  
Operating Segments | Regulated Distribution | Wholesale sales | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 133   377  
Operating Segments | Regulated Distribution | Transmission | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 0   0  
Operating Segments | Regulated Distribution | Other | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 43   113  
Operating Segments | Regulated Transmission        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 341   996  
ARP 0   0  
Other non-customer revenue 5   14  
Total revenues(1) 346 $ 341 1,010 $ 981
Operating Segments | Regulated Transmission | Distribution services | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 0   0  
Operating Segments | Regulated Transmission | Retail generation | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 0   0  
Operating Segments | Regulated Transmission | Wholesale sales | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 0   0  
Operating Segments | Regulated Transmission | Transmission | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 341   996  
Operating Segments | Regulated Transmission | Other | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 0   0  
Corporate/Other and Reconciling Adjustments        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers (30)   (103)  
ARP 0   0  
Other non-customer revenue (18)   (50)  
Total revenues(1) (48)   (153)  
Corporate/Other and Reconciling Adjustments | Distribution services | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers (22)   (81)  
Corporate/Other and Reconciling Adjustments | Retail generation | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers (14)   (42)  
Corporate/Other and Reconciling Adjustments | Wholesale sales | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 6   16  
Corporate/Other and Reconciling Adjustments | Transmission | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers 0   0  
Corporate/Other and Reconciling Adjustments | Other | Customer        
Disaggregation of Revenue [Line Items]        
Total revenues from contracts with customers $ 0   $ 4  
[1] Includes excise tax collections of $104 million and $102 million in the three months ended September 30, 2018 and 2017, respectively, and $293 million in the nine months ended September 30, 2018 and 2017.