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RIGHT-OF-USE ASSETS AND LEASE LIABILITIES - Lease liabilities (Details) - CAD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Reconciliation of lease liabilities [Abstract]
Lease liabilities, beginning balance	$ 97,249	$ 82,820
Additions	37,978	30,836
Interest	5,473	4,016
Payments	(31,553)	(24,999)
Acquisition of subsidiaries	6,560	3,640
Exchange and other adjustments	(4,328)	936
Lease liabilities, ending balance	111,379	97,249
Less: current portion	27,571	23,994
Non-current lease liabilities	$ 83,808	$ 73,255

X

- Definition

Acquisition Of Lease Liabilities

+ References

No definition available.

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Balance Type:	credit
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X

- Definition

Additions To Lease Liabilities

+ References

No definition available.

+ Details

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Balance Type:	credit
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X

- Definition

Increase (Decrease) Through Net Exchange Differences, Lease Liabilities

+ References

No definition available.

+ Details

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- Definition

Reconciliation of lease liabilities

+ References

No definition available.

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X

- Definition

The cash outflow for leases.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 16
-IssueDate 2023-01-01
-Paragraph 53
-Subparagraph g
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2023-en-r&anchor=para_53_g&doctype=Standard
-URIDate 2023-03-23

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- Definition

The amount of current lease liabilities. [Refer: Lease liabilities]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 16
-IssueDate 2023-01-01
-Paragraph 47
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2023-en-r&anchor=para_47_b&doctype=Standard
-URIDate 2023-03-23

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- Definition

The amount of interest expense on lease liabilities. [Refer: Lease liabilities]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 16
-IssueDate 2023-01-01
-Paragraph 53
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2023-en-r&anchor=para_53_b&doctype=Standard
-URIDate 2023-03-23

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X

- Definition

The amount of liabilities related to the entity's leases. Lease is a contract, or part of a contract, that conveys the right to use an underlying asset for a period of time in exchange for consideration.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 16
-IssueDate 2023-01-01
-Paragraph 47
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2023-en-r&anchor=para_47_b&doctype=Standard
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X

- Definition

The amount of non-current lease liabilities. [Refer: Lease liabilities]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 16
-IssueDate 2023-01-01
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-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2023-en-r&anchor=para_47_b&doctype=Standard
-URIDate 2023-03-23

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