v3.26.1
Share-Based Compensation - Summary of Options Outstanding (Details) - $ / shares
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2023
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]        
Options Outstanding 2,743,855 [1] 3,648,915 2,883,922 1,375,089
Options Outstanding, Weighted Average Remaining Contractual Life 4 years 7 months 24 days      
Options Exercisable 580,189      
Options Exercisable, Weighted Average Remaining Contractual Life 3 years 1 month 6 days      
Range One        
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]        
Range of Exercise Prices, Lower Range $ 1.53      
Range of Exercise Prices, Upper Range $ 7.50      
Options Outstanding 2,573,074      
Options Outstanding, Weighted Average Remaining Contractual Life 4 years 8 months 23 days      
Options Exercisable 486,325      
Options Exercisable, Weighted Average Remaining Contractual Life 3 years 1 month 9 days      
Range Two        
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]        
Range of Exercise Prices, Lower Range $ 7.51      
Range of Exercise Prices, Upper Range $ 56.10      
Options Outstanding 157,803      
Options Outstanding, Weighted Average Remaining Contractual Life 3 years 8 months 12 days      
Options Exercisable 80,886      
Options Exercisable, Weighted Average Remaining Contractual Life 3 years 2 months 19 days      
Range Three        
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]        
Range of Exercise Prices, Lower Range $ 56.11      
Range of Exercise Prices, Upper Range $ 308.70      
Options Outstanding 12,978      
Options Outstanding, Weighted Average Remaining Contractual Life 1 year 10 months 13 days      
Options Exercisable 12,978      
Options Exercisable, Weighted Average Remaining Contractual Life 1 year 10 months 13 days      
[1] Included is 70,515 replacement compensation options with an exercise price of $1.59 per compensation option. Each compensation option is exercisable for one Canopy Share and one half of one Canopy Growth warrant. Each whole Canopy Growth warrant is exercisable to acquire one Canopy Share until September 19, 2028 at an exercise price of $2.61 per Canopy Share.