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Share Capital - Summary of Stock Option Awards (Parenthetical) (Details)
 9 Months Ended
Jan. 31, 2024
May 15, 2022 | Employees [Member]  
Disclosure of terms and conditions of share-based payment arrangement [line items]  
Description of vesting requirements for share-based payment arrangement Vesting conditions are as follows: one-third 6 months after grant date; one-third 12 months after grant date; and one-third 18 months after grant date.
February 19, 2023 | Officers And Employees [Member]  
Disclosure of terms and conditions of share-based payment arrangement [line items]  
Description of vesting requirements for share-based payment arrangement Vesting conditions are as follows: one-third 6 months after grant date; one-third 12 months after grant date; and one-third 18 months after grant date.
February 19, 2023 | Director [Member]  
Disclosure of terms and conditions of share-based payment arrangement [line items]  
Description of vesting requirements for share-based payment arrangement Vesting conditions are as follows: one-quarter 3 months after grant date; one-quarter 6 months after grant date; one-quarter 9 months after grant date; and one-quarter 12 months after grant date.
January 19, 2024 | Director [Member]  
Disclosure of terms and conditions of share-based payment arrangement [line items]  
Description of vesting requirements for share-based payment arrangement Vesting conditions are as follows: one-thirty-sixth each month after grant date.
January 19, 2024 | Directors One [Member]  
Disclosure of terms and conditions of share-based payment arrangement [line items]  
Description of vesting requirements for share-based payment arrangement Vesting conditions are as follows: all vest 10 months after grant date.