Financial Instruments - Summary of Fair Value Measurement of Financial Assets and Financial Liabilities (Detail) - CAD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Disclosure of detailed information about financial instruments [line items]
Financial Liabilities	$ 1,019	$ 977
Carrying value, Short-term investments	14,425
Carrying value, Derivative financial instruments	594	901
Carrying value, Derivative financial instruments	1,019	977
Carrying value, Long-term debt – Notes	826,625	846,500
Long-term debt – Notes [member]
Disclosure of detailed information about financial instruments [line items]
Financial Liabilities	823,198	$ 869,288
Short Term Investments [Member]
Disclosure of detailed information about financial instruments [line items]
Financial Assets	14,425
Carrying value, Short-term investments	14,425
Level 1 [member] \| Derivative financial instruments [member]
Disclosure of detailed information about financial instruments [line items]
Financial Liabilities	0
Level 1 [member] \| Long-term debt – Notes [member]
Disclosure of detailed information about financial instruments [line items]
Financial Liabilities	0
Level 1 [member] \| Short Term Investments [Member]
Disclosure of detailed information about financial instruments [line items]
Financial Assets	0
Level 1 [member] \| Derivative financial instruments [member]
Disclosure of detailed information about financial instruments [line items]
Financial Assets	0
Level 2 [member] \| Derivative financial instruments [member]
Disclosure of detailed information about financial instruments [line items]
Financial Liabilities	1,019
Level 2 [member] \| Long-term debt – Notes [member]
Disclosure of detailed information about financial instruments [line items]
Financial Liabilities	823,198
Level 2 [member] \| Short Term Investments [Member]
Disclosure of detailed information about financial instruments [line items]
Financial Assets	14,425
Level 2 [member] \| Derivative financial instruments [member]
Disclosure of detailed information about financial instruments [line items]
Financial Assets	594
Level 3 [member] \| Derivative financial instruments [member]
Disclosure of detailed information about financial instruments [line items]
Financial Liabilities	0
Level 3 [member] \| Long-term debt – Notes [member]
Disclosure of detailed information about financial instruments [line items]
Financial Liabilities	0
Level 3 [member] \| Short Term Investments [Member]
Disclosure of detailed information about financial instruments [line items]
Financial Assets	0
Level 3 [member] \| Derivative financial instruments [member]
Disclosure of detailed information about financial instruments [line items]
Financial Assets	$ 0

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- Definition

The amount of current investments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-IssueDate 2023-01-01
-Paragraph 55
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_55&doctype=Standard
-URIDate 2023-03-23

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- Definition

The amount of derivative financial assets held for hedging. [Refer: Derivative financial assets]

+ References

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- Definition

The amount of derivative financial liabilities held for hedging. [Refer: Derivative financial liabilities]

+ References

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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.

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- Definition

The fair value of financial assets. [Refer: At fair value [member]; Financial assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2023-01-01
-Paragraph 25
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2023-en-r&anchor=para_25&doctype=Standard
-URIDate 2023-03-23

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- Definition

The fair value of financial liabilities. [Refer: At fair value [member]; Financial liabilities]

+ References

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