Stock Options - Disclosure of weighted average assumptions used for valuation of stock option grants (Details)	12 Months Ended
Mar. 31, 2022 Year $ / shares	Mar. 31, 2021 Year $ / shares	Mar. 31, 2020 Year $ / shares
Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement Abstract
Share price on grant date \| (per share)	$ 16.61	$ 17.21	$ 2.59
Exercise price \| (per share)	$ 16.61	$ 17.21	$ 2.59
Risk-free interest rate	1.23%	0.47%	1.35%
Expected life of options	4.9	5	5
Annualized volatility	94.00%	73.00%	73.00%

The expected volatility of the share price used to calculate the fair value of the share options granted. Expected volatility is a measure of the amount by which a price is expected to fluctuate during a period. The measure of volatility used in option pricing models is the annualised standard deviation of the continuously compounded rates of return on the share over a period of time.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2021-01-01
-Paragraph 47
-Subparagraph a
-Clause i
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-URIDate 2021-03-24

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- Definition

The option life of share options granted.

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- Definition

The implied yield currently available on zero-coupon government issues of the country in whose currency the exercise price for share options granted is expressed, with a remaining term equal to the expected term of the option being valued (based on the option's remaining contractual life and taking into account the effects of expected early exercise). [Refer: Government [member]]

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The exercise price of share options granted.

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- Definition

The weighted average share price used as input to the option pricing model to calculate the fair value of share options granted. [Refer: Option pricing model [member]; Weighted average [member]]

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