XML 194 R105.htm IDEA: XBRL DOCUMENT
v3.22.0.1

CASH FLOW ITEMS - Changes in Non-Cash Working Capital Items and Non-Current Ore Stockpiles (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Cash Flow Statement [Abstract] |  |
Receivables and other current assets | $ 17.0 | $ (24.4)
Inventories and non-current ore stockpiles | (36.7) | (3.4)
Accounts payable and accrued liabilities | 11.7 | 7.2
Movements in non-cash working capital items and non-current ore stockpiles | $ (8.0) | $ (20.6)

X
- Definition Adjustments For Decrease (Increase) In Trade and Other Receivables and Other Current Assets + References No definition available. + Details
Name: | iag_AdjustmentsForDecreaseIncreaseInTradeandOtherReceivablesandOtherCurrentAssets
Namespace Prefix: | iag_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments For Increase (Decrease) in Accounts Payable And Accrued Liabilities + References No definition available. + Details
Name: | iag_AdjustmentsForIncreaseDecreaseinAccountsPayableAndAccruedLiabilities
Namespace Prefix: | iag_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for Decrease (Increase) in Non-Current Ore Stockpiles + References No definition available. + Details
Name: | iag_AdjustmentsforDecreaseIncreaseinNonCurrentOreStockpiles
Namespace Prefix: | iag_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Cash Flow Statement [Abstract] + References No definition available. + Details
Name: | iag_CashFlowStatementAbstract
Namespace Prefix: | iag_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The increase (decrease) in working capital. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2021-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_20&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_IncreaseDecreaseInWorkingCapital
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration