XML 165 R76.htm IDEA: XBRL DOCUMENT
v3.22.0.1

SHARE CAPITAL (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Share Capital, Reserves And Other Equity Interest [Abstract] |
Outstanding common stock rollforward |
|  | Years ended December 31,
Number of common shares (in millions) | Notes | 2021 | 2020
Outstanding, beginning of the year |  | 475.3 |  | 469.0 |
Issuance of shares |  | — |  | 3.3 |
Issuance of shares for share-based compensation | 35 | 1.7 |  | 3.0 |
Outstanding, end of the year |  | 477.0 |  | 475.3 |

X
- Definition Share Capital, Reserves And Other Equity Interest [Abstract] + References No definition available. + Details
Name: | iag_ShareCapitalReservesAndOtherEquityInterestAbstract
Namespace Prefix: | iag_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The disclosure of classes of share capital. [Refer: Share capital [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 79 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_79_a&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration