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long-term debt - TELUS Corporation commercial paper (Details) $ in Millions, $ in Billions	Jun. 30, 2025 CAD ($)	Jun. 30, 2025 USD ($)	Dec. 31, 2024 CAD ($)	Dec. 31, 2024 USD ($)	Jun. 30, 2024 CAD ($)
TELUS Corporation commercial paper
Current maturities of long-term debt	$ 4,465		$ 3,246
Long-term debt	32,194		28,854		$ 28,151
TELUS Corporation commercial paper
TELUS Corporation commercial paper
Long-term debt	1,000	$ 0.7	$ 1,400	$ 1.0
Effective average interest rate			4.90%	4.90%
TELUS Corporation commercial paper | Maximum
TELUS Corporation commercial paper
Maximum aggregate amount of credit facility	2,000	$ 1.5
TELUS Corporation unsecured revolving credit facility
TELUS Corporation commercial paper
Maximum aggregate amount of credit facility	2,750		$ 2,750
Current maturities of long-term debt	0
Long-term debt	$ 991		$ 1,404

X

- Definition

The current portion of non-current borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
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-IssueDate 2024-01-01
-Paragraph 55
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-URIDate 2024-03-27

+ Details

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X

- Definition

The effective average interest rate on borrowings.

+ References

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+ Details

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X

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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+ Details

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X

- Definition

Total long-term borrowings, including the current and non-current portion.

+ References

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X

- Definition

Pertains to the TELUS Corporation unsecured commercial paper program.

+ References

No definition available.

+ Details

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