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Finance Charges (Tables) | 12 Months Ended
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Dec. 31, 2016
Debt Disclosure [Abstract] |
Finance Charges |
(in millions) | 2016 |  | 2015 |
Interest | - Long-term debt and capital lease and finance obligations | $ | 658 |  | $ | 572 |
| - Short-term borrowings | 10 |  | 8 |
Acquisition credit facilities (Notes 27 and 32) | 39 |  | — |
Debt component of AFUDC | (29 | ) | (27 | )
|  | $ | 678 |  | $ | 553 |

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- Definition Tabular disclosure of interest income and expense, including, but not limited to, interest income and expense from investments, loans, and securities. + References No definition available. + Details
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