Financial risk management objectives and policies - Schedule of Foreign Currency Forward Exchange Contracts (Details) - Mar. 31, 2024 € in Millions, ¥ in Millions, ¥ in Millions, £ in Millions, SFr in Millions, $ in Millions, $ in Millions |
USD ($) |
EUR (€) |
JPY (¥) |
CNY (¥) |
GBP (£) |
HKD ($) |
CHF (SFr) |
|---|---|---|---|---|---|---|---|
| Forward contract to purchase Canadian dollars | |||||||
| Disclosure of nature and extent of risks arising from financial instruments [line items] | |||||||
| Aggregate Amounts | $ 62.1 | € 89.3 | ¥ 2,085.8 | ||||
| Forward contract to sell Canadian dollars | |||||||
| Disclosure of nature and extent of risks arising from financial instruments [line items] | |||||||
| Aggregate Amounts | $ 22.4 | € 40.1 | |||||
| Forward contract to purchase euros | |||||||
| Disclosure of nature and extent of risks arising from financial instruments [line items] | |||||||
| Aggregate Amounts | ¥ 525.4 | £ 25.5 | $ 32.9 | SFr 0.1 | |||
| Forward contract to sell euros | |||||||
| Disclosure of nature and extent of risks arising from financial instruments [line items] | |||||||
| Aggregate Amounts | ¥ 9.2 | £ 1.5 | $ 7.0 | SFr 3.3 |