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INTANGIBLE ASSETS - Goodwill Reconciliation (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill at the start of the period | $ 2,464.3 | $ 1,173.2
Business combinations (Note 2) | 35.8 | 1,316.8
Foreign currency exchange differences | 163.2 | (25.7)
Goodwill at the end of the period | 2,663.3 | 2,464.3
Civil Aviation |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill at the start of the period | 1,046.8 | 789.2
Business combinations (Note 2) | 25.6 | 283.4
Foreign currency exchange differences | 53.2 | (25.8)
Goodwill at the end of the period | 1,125.6 | 1,046.8
Defense and Security |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill at the start of the period | 1,305.8 | 279.3
Business combinations (Note 2) | 10.2 | 1,025.6
Foreign currency exchange differences | 101.3 | 0.9
Goodwill at the end of the period | 1,417.3 | 1,305.8
Healthcare |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill at the start of the period | 111.7 | 104.7
Business combinations (Note 2) | 0.0 | 7.8
Foreign currency exchange differences | 8.7 | (0.8)
Goodwill at the end of the period | $ 120.4 | $ 111.7

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- Definition The amount of additional goodwill recognised, except goodwill included in a disposal group that, on acquisition, meets the criteria to be classified as held for sale in accordance with IFRS 5. [Refer: Goodwill; Disposal groups classified as held for sale [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B67 -Subparagraph d -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B67_d_ii&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
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- 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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- Definition The amount of assets representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognised. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2022-03-24 -Paragraph 134 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2022-en-r&anchor=para_134_a&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2022-03-24 -Paragraph 135 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2022-en-r&anchor=para_135_a&doctype=Standard -URIDate 2022-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B67 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B67_d&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 54 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_54_c&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The increase (decrease) in goodwill resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B67 -Subparagraph d -Clause vi -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B67_d_vi&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
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