XML 119 R44.htm IDEA: XBRL DOCUMENT
v3.6.0.2

Supplemental Cash Flow Information (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2016
Supplemental Cash Flow Information [Abstract] |
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] |
(in millions) |  | 2016 |  | 2015 |  | 2014
Cash (paid) for interest, net of amount capitalized |  | $ | (411.9 | ) |  | $ | (329.6 | ) |  | $ | (241.4 | )
Cash received (paid) for income taxes, net |  | 39.7 |  |  | (9.3 | ) |  | (22.0 | )
Significant non-cash transactions: |  |  |  |  |  |
Accounts payable related to construction costs |  | 170.1 |  |  | 177.1 |  |  | 1.8 |
Restricted cash used to purchase investments held in the rabbi trust |  | 59.2 |  |  | 60.2 |  |  | — |
Amortization of deferred revenue |  | 24.7 |  |  | 39.9 |  |  | 55.7 |
Note receivable received related to the sale of AMP Trillium* |  | — |  |  | 12.0 |  |  | — |
Capital assets received related to the sale of AMP Trillium * |  | — |  |  | 6.3 |  |  | — |
* | ITF owned a 30% interest in AMP. See Note 3, Dispositions, for more information on the sale of ITF.

X
- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
Name: | us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SupplementalCashFlowInformationAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration