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Segments Disclosures - Additional Information (Details) - segment	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Disclosure of major customers [line items]
Number of segments	6
Customer 1
Disclosure of major customers [line items]
Percentage of entity's revenue	35.00%	15.00%

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

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

X

- Definition

The percentage of the entity's revenue. [Refer: Revenue]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 8
-IssueDate 2021-01-01
-Paragraph 34
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_34&doctype=Standard
-URIDate 2021-03-24

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number Of Reportable Segments

+ References

No definition available.

+ Details

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Namespace Prefix:	tac_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	ifrs-full_MajorCustomersAxis=tac_Customer1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: