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Significant accounting policies (Tables) | 12 Months Ended
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Dec. 31, 2021
Significant Accounting Policies [Abstract] |
Disclosure of principal subsidiaries and their geographic location [Table Text Block] |
Entity | Jurisdiction | Participation | Functional currency | Operating Segment
Osisko Development Corp.(i) | Québec | 75.1% | Canadian dollar | Exploration/development of mining projects
Osisko Bermuda Limited | Bermuda | 100% | United States dollar | Royalties, streams and similar interests
Osisko Mining (USA) Inc. | Delaware | 100% | United States dollar | Royalties, streams and similar interests
(i) The following entities are wholly-owned subsidiaries of Osisko Development since November 25, 2020 (Note 6): Barkerville Gold Mines Ltd. (British Columbia), Coulon Mines Inc. (Canada), General Partnership Osisko James Bay (Québec) and Sapuchi Minera S. de R.L. de C.V. (Mexico) (Pesos as functional currency). Prior to that date, these subsidiaries were wholly-owned by the Company. The participation in Osisko Development on December 31, 2020 was 84.1%.
Disclosure of detailed Information about financial instruments [Table Text Block] |
Category | Financial instrument
Financial assets at amortized cost | Bank balances Short-term debt securities Notes and loans receivable Trade receivables Interest income receivable Amounts receivable from associates and other receivables Reclamation deposits
Financial assets at fair value through profit or loss | Investments in derivatives and convertible debentures
Financial assets at fair value through other comprehensive income or loss | Investments in shares and equity instruments, other than in derivatives
Financial liabilities at amortized cost | Accounts payable and accrued liabilities Liability component of convertible debentures Borrowings under revolving credit facilities Equipment financings
Disclosure of detailed information about estimated useful life or depreciation rate [Table Text Block] | Leasehold improvements Lease term Furniture and office equipment 2-7 years Exploration equipment and facilities 2-20 years Mining plant and equipment (development) 3-20 years Right-of-use assets Shorter of useful life and lease term

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