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GOVERNMENT PARTICIPATION (Details) - CAD ($) $ in Millions	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Sep. 14, 2020
Government Grants [Abstract]
Credited to non-financial assets	$ 11.7	$ 15.6
Credited to income	20.2	18.0
Total contributions	31.9	$ 33.6
Government contributions relating to Covid-19	160.5
Non-financial assets, Government contributions relating to Covid-19	33.1
Income, Government contributions relating to Covid-19	$ 127.4
Investment in repayable contributions, healthcare R&D programs			$ 30.0
Eligible costs incurred by the company to fiscal 2022	50.00%
Non-refundable grants	$ 10.0

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- Definition

Contributions credited to financial assets

+ References

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- Definition

Eligible Costs Incurred By The Company To Fiscal 2022, Percentage

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- Definition

Government Contributions Relating To COVID-19

+ References

No definition available.

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- Definition

Government Contributions Relating To COVID-19, Income Impacts

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- Definition

Government Grants [Abstract]

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- Definition

Government Participation, Contributions

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- Definition

Investment In Repayable Contributions, Healthcare R&D Programs

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- Definition

Non-Financial Assets, Government Contributions Relating To COVID-19

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- Definition

Non-refundable Grants

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X

- Definition

The amount of income recognised in relation to government grants. [Refer: Government grants]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 20
-IssueDate 2020-01-01
-Paragraph 39
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=20&code=ifrs-tx-2020-en-r&anchor=para_39_b&doctype=Standard
-URIDate 2020-01-01

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