v3.26.1
Note 18 - Stockholders' Equity (Details Textual)
 12 Months Ended
Apr. 15, 2026
shares
Sep. 15, 2025
shares
May 31, 2026
USD ($)
shares
May 31, 2025
USD ($)
shares
May 31, 2024
USD ($)
shares
Dec. 31, 2025
shares
Nov. 30, 2025
shares
Apr. 30, 2021
shares
Shares Authorized, Total (in shares)     1,426,000,000          
Common Stock, Shares Authorized (in shares)     1,416,000,000     1,416,000,000    
Preferred Stock, Shares Authorized (in shares)     10,000,000     10,000,000    
Common Stock, Shares, Outstanding (in shares)     131,683,075     106,067,875    
Common Stock, Shares, Issued (in shares)     131,683,075     106,067,875    
Treasury Stock, Common, Shares (in shares)     589,217     200,422    
Preferred Stock, Shares Issued (in shares)     0     0    
Preferred Stock, Shares Outstanding (in shares)     0     0    
Proceeds from Issuance of Common Stock | $     $ 157,974,000 $ 161,188,000 $ 8,619,000      
Stock Issued During Period, Shares, Settlement of Financing Liability (in shares)     861,707          
Stock Issued During Period, Value, Settlement of Financing Liability | $     $ (360,000) (1,544,000) 21,487,000      
Stock Issued During Period, Shares, Warrants Exercised (in shares)   620,900 620,900          
Stock Cancelled During Period, Shares, Reverse Stock Splits (in shares)     20,652          
Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture (in shares)     990,196          
Share-Based Payment Arrangement, Expense | $     $ 45,940,000 $ 24,289,000 $ 31,769,000      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)     0          
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares)     21,092 21,092        
Tilray Two Thousand And Eighteen Equity Incentive Plan And Original Plan [Member]                
Stock Issued During Period, Value, Issued for Services | $     $ 500,000          
Stock Granted, Fair Value Share Based Compensation | $     $ 1,000,000          
Common Stock, Capital Shares Reserved for Future Issuance (in shares)               980,685
Common Stock Capital Shares Reserved For Future Issuance, Annual Automatic Increase Percentage     4.00%          
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)     0 0        
Time-based Restricted Stock Units [Member]                
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)     4,562,669 1,350,513        
Performance-based Restricted Stock Units [Member]                
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)     0 0 756,615      
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding, Number (in shares)     744,117       756,615  
Restricted Stock Units (RSUs) [Member] | Tilray Two Thousand And Eighteen Equity Incentive Plan And Original Plan [Member]                
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares)     0          
Restricted Stock Units (RSUs) [Member] | Tilray Two Thousand And Eighteen Equity Incentive Plan And Original Plan [Member] | Minimum [Member]                
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)     3 years          
Restricted Stock Units (RSUs) [Member] | Tilray Two Thousand And Eighteen Equity Incentive Plan And Original Plan [Member] | Maximum [Member]                
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)     4 years          
Stock Appreciation Rights (SARs) [Member]                
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares)     0          
Stock Appreciation Rights (SARs) [Member] | Tilray Two Thousand And Eighteen Equity Incentive Plan And Original Plan [Member] | Maximum [Member]                
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)     10 years          
Lyphe Group [Member]                
Stock Issued During Period, Shares, Acquisitions (in shares) 398,666   398,666          
Aphria [Member] | Predecessor Plan [Member]                
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)     0 0        
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number (in shares)     4,523          
Business Combination, Common Share Exchange Ratio     4.352          
HEXO [Member] | Predecessor Plan [Member]                
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number (in shares)     18,717          
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Converted Upon Acquisition, Number (in shares)     126,779          
Share-Based Payment Arrangement, Plan Modification, Incremental Cost | $     $ 0          
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number (in shares)     18,717          
Treasury Stock, Common [Member]                
Treasury Stock, Common, Shares (in shares)     (589,217) (200,422)        
Stock Issued During Period, Shares, Settlement of Financing Liability (in shares)     0 0 0      
Stock Issued During Period, Value, Settlement of Financing Liability | $ [1]     $ 0 $ 0 $ 0      
Stock Issued During Period, Shares, Warrants Exercised (in shares)     0          
Stock Issued During Period, Shares, Acquisitions (in shares)     0          
Additional Paid-in Capital [Member]                
Stock Issued During Period, Value, Settlement of Financing Liability | $     $ 14,821,000 23,823,000 $ 47,702,000      
Settlement of TLRY 27 Convertible Note With Share Issuance [Member] | Treasury Stock, Common [Member]                
Debt Conversion, Converted Instrument, Shares Issued (in shares)     379,420          
TLRY 27 [Member]                
Stock Issued During Period, Shares, Repurchase of Convertible Securities (in shares)     3,138,878          
Stock Issued During Period, Value, Repurchase of Convertible Securities | $     $ 17,157,000 $ 67,258,000        
Debt Instrument, Principal Exchanged in Cancellation of Convertible Notes | $     17,000,000          
Adjustments to Additional Paid in Capital, Convertible Debt with Conversion Feature | $     $ 4,394,000          
TLRY 27 [Member] | Treasury Stock, Common [Member]                
Stock Issued During Period, Shares, Repurchase of Convertible Securities (in shares)     (379,420) (781,159)        
Stock Issued During Period, Value, Repurchase of Convertible Securities | $ [1]     $ 0 $ 0        
TLRY 27 [Member] | Additional Paid-in Capital [Member]                
Stock Issued During Period, Value, Repurchase of Convertible Securities | $     $ 17,157,000 $ 67,251,000        
At-the-Market Program [Member]                
Stock Issued During Period, Shares, New Issues (in shares)     19,625,505          
Proceeds from Issuance of Common Stock | $     $ 161,636,000          
Net Proceeds from Issuance of Common Stock | $     157,974,000          
Payments of Stock Issuance Costs | $     $ 3,662,000          
At-the-Market Program [Member] | Treasury Stock, Common [Member]                
Stock Issued During Period, Shares, New Issues (in shares)     0   0      
[1] Current and prior year share amounts have been retrospectively adjusted to reflect the Reverse Stock Split (as defined below), which became effective on December 2, 2025. See Note 2 (Basis of preparation).