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Transactions With Affiliated Companies (Tables) | 12 Months Ended
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Dec. 31, 2016
Transactions With Affiliated Companies [Abstract] |
Affiliated Company Transactions | The primary affiliated company transactions for FES during the three years ended December 31, 2016 are as follows:
FES |  | 2016 |  | 2015 |  | 2014 |
|  | (In millions)
Revenues: |  |  |  |  |  |  |
Electric sales to affiliates |  | $ | 457 |  |  | $ | 664 |  |  | $ | 861 |  |
Other |  | 11 |  |  | 14 |  |  | 15 |  |
Expenses: |  |  |  |  |  |  |  |  |  |
Purchased power from affiliates |  | 622 |  |  | 353 |  |  | 271 |  |
Fuel |  | 4 |  |  | 1 |  |  | 1 |  |
Support services |  | 748 |  |  | 705 |  |  | 619 |  |
Investment Income: |  |  |  |  |  |  |  |  |  |
Interest income from FE |  | 2 |  |  | 2 |  |  | 3 |  |
Interest Expense: |  |  |  |  |  |  |  |  |  |
Interest expense to affiliates |  | 5 |  |  | 4 |  |  | 3 |  |
Interest expense to FE |  | 2 |  |  | 3 |  |  | 4 |  |

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- Definition Transactions with affiliated companies. + References No definition available. + Details
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- Definition Transactions with affiliated companies. + References No definition available. + Details
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