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Note 3 - Summary of Significant Accounting Policies (Details Textual)
$ / shares in Units, $ in Thousands, $ in Millions
 1 Months Ended 12 Months Ended
Nov. 05, 2021
shares
Aug. 23, 2021
CAD ($)
shares
Feb. 28, 2021
Mar. 31, 2021
CAD ($)
$ / shares
shares
Mar. 31, 2021
USD ($)
shares
Nov. 30, 2022
CAD ($)
Statement Line Items [Line Items]            
Issue of equity | $           $ 18,452
Gold Royalty Corp [member]            
Statement Line Items [Line Items]            
Proportion of ownership interests held by company 14.90% 27.60%        
Ely Gold Royalties Inc. [member] | Gold Royalty Corp [member]            
Statement Line Items [Line Items]            
Common shares issued for acquisition (in shares)   30,902,176        
Cash flows used in obtaining control of subsidiaries or other businesses, investing activities | $   $ 84,000        
Abitibi Royalties Inc. [member] | Gold Royalty Corp [member]            
Statement Line Items [Line Items]            
Common shares issued for acquisition (in shares) 31,625,931          
Golden Valley Mines and Royalties Ltd. [member] | Gold Royalty Corp [member]            
Statement Line Items [Line Items]            
Common shares issued for acquisition (in shares) 29,478,269          
Gold Royalty Corp [member]            
Statement Line Items [Line Items]            
Proportion of ownership interests held by company     87.60% 48.10% 48.10%  
Initial public offering [member]            
Statement Line Items [Line Items]            
Issue of equity, number of units (in shares)       18,000,000 18,000,000  
Issue of units, price per unit (in CAD per share) | $ / shares       $ 5.00    
Issue of equity, number of shares (in shares)       721,347 721,347  
Number of warrants issued (in shares)       1,350,000 1,350,000  
Issue of equity       $ 117,300 $ 94.5  
Units issued, number of shares per unit (in shares)       1 1  
Units issued, number of warrants (in shares)       0.50 0.50  
Buildings and camp structures [member] | Bottom of range [member]            
Statement Line Items [Line Items]            
Useful life measured as period of time, property, plant and equipment (Year)           5 years
Buildings and camp structures [member] | Top of range [member]            
Statement Line Items [Line Items]            
Useful life measured as period of time, property, plant and equipment (Year)           20 years
Tangible exploration and evaluation assets [member]            
Statement Line Items [Line Items]            
Useful life measured as period of time, property, plant and equipment (Year)           5 years
Vehicles [member]            
Statement Line Items [Line Items]            
Useful life measured as period of time, property, plant and equipment (Year)           5 years
Furniture and fixtures [member]            
Statement Line Items [Line Items]            
Useful life measured as period of time, property, plant and equipment (Year)           5 years
Computer equipment [member]            
Statement Line Items [Line Items]            
Useful life measured as period of time, property, plant and equipment (Year)           3 years
Computer software [member]            
Statement Line Items [Line Items]            
Useful life measured as period of time, property, plant and equipment (Year)           1 year