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Supplementary Information to Consolidated Statements of Cash Flows (Tables) | 12 Months Ended
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Dec. 31, 2016
Supplemental Cash Flow Elements [Abstract] |
Supplementary Information to Consolidated Statements of Cash Flows |
(in millions) | 2016 |  | 2015 |
Cash paid for: |  |
Interest | $ | 644 |  | $ | 561 |
Income taxes | 62 |  | 109 |
Change in non-cash operating working capital: |  |
Accounts receivable and other current assets | $ | 43 |  | $ | 14 |
Prepaid expenses | (4 | ) | (1 | )
Inventories | 17 |  | 15 |
Regulatory assets - current portion | (58 | ) | 57 |
Accounts payable and other current liabilities | 25 |  | (82 | )
Regulatory liabilities - current portion | (1 | ) | 38 |
| $ | 22 |  | $ | 41 |
Non-cash investing and financing activities: |  |
Common share dividends reinvested | $ | 162 |  | $ | 156 |
Common shares issued on business acquisition (Notes 17 and 27) | 4,684 |  | — |
Additions to utility capital assets and intangible assets included in current and long-term liabilities | 296 |  | 187 |
Commitment to purchase capital lease interest (Note 15) | 48 |  | — |
Transfer of deposit on business acquisition (Note 27) | 38 |  | — |
Contributions in aid of construction included in current assets | 9 |  | 4 |
Exercise of stock options into common shares | 4 |  | 4 |

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- References No definition available. + Details
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