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Related Party Transactions (Tables) | 12 Months Ended
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Dec. 31, 2017
Related Party Transactions [Abstract] |
Schedule of Related Party Transactions | The Company's Consolidated Statements of Operations included the following transactions with related parties for the periods indicated (in millions):
Years Ended December 31, | 2017 |  | 2016 |  | 2015
Revenue—Non-Regulated | $ | 1,297 |  |  | $ | 1,100 |  |  | $ | 1,099 |
Cost of Sales—Non-Regulated | 220 |  |  | 210 |  |  | 330 |
Interest income | 8 |  |  | 4 |  |  | 25 |
Interest expense | 36 |  |  | 39 |  |  | 33 |
Schedule of Related Party Receivables Payables | The following table summarizes the balances receivable from and payable to related parties included in the Company's Consolidated Balance Sheets as of the periods indicated (in millions):
December 31, | 2017 |  | 2016
Receivables from related parties | $ | 250 |  |  | $ | 218 |
Accounts and notes payable to related parties | 727 |  |  | 892 |

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- Definition Tabular disclosure of related party receivables and payables. + References No definition available. + Details
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- References No definition available. + Details
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- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
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