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EMPLOYEE BENEFITS OBLIGATIONS - Employee Benefit Obligation (Details) - CAD ($) $ in Millions | Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2022
--- | --- | --- | ---
Disclosure of defined benefit plans [line items] |  |  |
Employee benefits obligations - net | $ (33.0) | $ (40.8) |
Employee benefit assets | (65.7) | (51.1) |
Employee benefit obligations | 98.7 | 91.9 |
Funded plans |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee benefits obligations - net | 65.7 | 51.0 |
Funded and unfunded defined benefit pension obligations | Funded plans |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee benefits obligations - net | (476.3) | (590.7) | $ (638.7)
Funded and unfunded defined benefit pension obligations | Unfunded plans |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee benefits obligations - net | (98.7) | (91.8) | (94.9)
Fair value of plan assets | Funded plans |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee benefits obligations - net | $ 542.0 | $ 641.7 | $ 623.9

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- Definition The amount of deficit or surplus in a defined benefit plan, adjusted for any effect of limiting a net defined benefit asset to the asset ceiling. [Refer: Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 140 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_140_a&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of deficit in a defined benefit plan. [Refer: Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -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 + Details
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