XML 166 R72.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Credit Facilities, Long-Term Debt, and Finance Lease Obligations (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Subclassifications of assets, liabilities and equities [abstract] |
Disclosure of borrowings outstanding | The amounts outstanding are as follows:
As at Dec. 31 | 2019 |  |  | 2018 |  |
| Carrying value | Face value | Interest(1) | Carrying value | Face value | Interest(1)
Credit facilities(2) | 220 |  | 220 |  | 3.5 | % | 339 |  | 339 |  | 3.8 | %
Debentures | 647 |  | 651 |  | 5.8 | % | 647 |  | 651 |  | 5.8 | %
Senior notes(3) | 905 |  | 914 |  | 5.4 | % | 943 |  | 955 |  | 5.4 | %
Non-recourse(4) | 1,144 |  | 1,157 |  | 4.3 | % | 1,236 |  | 1,250 |  | 4.4 | %
Other(5) | 154 |  | 162 |  | 7.1 | % | 39 |  | 39 |  | 9.2 | %
| 3,070 |  | 3,104 |  |  | 3,204 |  | 3,234 |  |
Finance lease obligations | 142 |  |  |  | 63 |  |  |
| 3,212 |  |  |  | 3,267 |  |  |
Less: current portion of long-term debt | (494) |  |  |  | (130) |  |  |
Less: current portion of finance lease obligations | (19) |  |  |  | (18) |  |  |
Total current long-term debt and finance lease obligations | (513) |  |  |  | (148) |  |  |
Total credit facilities, long-term debt and finance lease obligations | 2,699 |  |  |  | 3,119 |  |  |
(1) Interest is an average rate weighted by principal amounts outstanding before the effect of hedging. (2) Composed of bankers’ acceptances and other commercial borrowings under long-term committed credit facilities. (3) US face value at Dec. 31, 2019 - US$0.7 billion (Dec. 31, 2018 - US$0.7 billion). (4) Includes US$1 million at Dec. 31, 2019 (Dec. 31, 2018 - US$1 million). (5) Includes US$117 at Dec. 31, 2019 (Dec. 31, 2018 - US$21 million) of tax equity financing.
Disclosure of principal repayments |
| 2020 | 2021 | 2022 | 2023 | 2024 | 2025 and thereafter | Total
Principal repayments(1) | 494 |  | 98 |  | 625 |  | 372 |  | 105 |  | 1,410 |  | 3,104 |
Lease obligations | 19 |  | 14 |  | 9 |  | 6 |  | 4 |  | 90 |  | 142 |
(1) Excludes impact of derivatives.

X
- Definition The disclosure of detailed information about borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 7 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_7&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | ifrs-full_SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure Of Principal Repayments [Table Text Block] + References No definition available. + Details
Name: | tac_DisclosureOfPrincipalRepaymentsTableTextBlock
Namespace Prefix: | tac_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration