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Net (loss) earnings per share - Disclosure of detailed information of earnings per share (Details) - CAD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disclosure of earnings per share [Abstract]    
Net (loss) earnings attributable to Osisko Gold Royalties Ltd's shareholders $ (23,554) $ 16,876
Basic weighted average number of common shares outstanding (in thousands) 167,628 162,303
Dilutive effect of share options 0 125
Diluted weighted average number of common shares 167,628 162,428
Net (loss) earnings per share    
Basic and diluted (in dollars per share) $ (0.14) $ 0.10