XML 182 R152.htm IDEA: XBRL DOCUMENT v3.22.0.1

Credit Facilities, Long-Term Debt and Lease Liabilities - Debentures (Details) - Medium Term Notes $ in Millions	Nov. 25, 2020 CAD ($)
Disclosure of detailed information about borrowings [line items]
Borrowings, Redemption	$ 400
Interest rate	5.00%

X

- Definition

The interest rate on borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 7
-IssueDate 2021-01-01
-Paragraph 7
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_7&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_BorrowingsInterestRate
Namespace Prefix:	ifrs-full_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

+ Details

Name:	ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Borrowings, Redemption

+ References

No definition available.

+ Details

Name:	tac_BorrowingsRedemption
Namespace Prefix:	tac_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	ifrs-full_BorrowingsByNameAxis=tac_MediumTermNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: