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Cash - Disclosure of detailed information about cash position (Details) $ in Thousands, $ in Thousands | Dec. 31, 2022 CAD ($) | Dec. 31, 2022 USD ($) | Sep. 30, 2022 CAD ($) | Dec. 31, 2021 CAD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 CAD ($)
--- | --- | --- | --- | --- | --- | ---
Disclosure Of Information For Cash [Line Items] |  |  |  |  |  |
Cash | $ 90,548 |  |  | $ 115,698 |  | $ 302,524
Osisko Gold Royalties [Member] |  |  |  |  |  |
Disclosure Of Information For Cash [Line Items] |  |  |  |  |  |
Cash | 90,548 |  |  | 82,291 |  |
Osisko Development Corp. [Member] |  |  |  |  |  |
Disclosure Of Information For Cash [Line Items] |  |  |  |  |  |
Cash |  |  | $ 133,100 | 33,407 |  |
Cash held in Canadian dollars [Member] |  |  |  |  |  |
Disclosure Of Information For Cash [Line Items] |  |  |  |  |  |
Cash | 24,192 |  |  | 53,485 |  |
Cash held in Canadian dollars [Member] | Osisko Gold Royalties [Member] |  |  |  |  |  |
Disclosure Of Information For Cash [Line Items] |  |  |  |  |  |
Cash | 24,192 |  |  | 40,121 |  |
Cash held in Canadian dollars [Member] | Osisko Development Corp. [Member] |  |  |  |  |  |
Disclosure Of Information For Cash [Line Items] |  |  |  |  |  |
Cash | 0 |  |  | 13,364 |  |
Cash held in U.S. dollars [Member] |  |  |  |  |  |
Disclosure Of Information For Cash [Line Items] |  |  |  |  |  |
Cash | 66,356 | $ 48,993 |  | 62,213 | $ 49,072 |
Cash held in U.S. dollars [Member] | Osisko Gold Royalties [Member] |  |  |  |  |  |
Disclosure Of Information For Cash [Line Items] |  |  |  |  |  |
Cash | 66,356 | 48,993 |  | 42,170 | 33,262 |
Cash held in U.S. dollars [Member] | Osisko Development Corp. [Member] |  |  |  |  |  |
Disclosure Of Information For Cash [Line Items] |  |  |  |  |  |
Cash | $ 0 | $ 0 |  | $ 20,043 | $ 15,810 |

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- Definition The amount of cash on hand and demand deposits. [Refer: Cash on hand] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2022-03-24 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2022-en-r&anchor=para_45&doctype=Standard -URIDate 2022-03-24 + Details
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Balance Type: | debit
Period Type: | instant

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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