XML 296 R101.htm IDEA: XBRL DOCUMENT
v3.24.1.1.u2

Note 14 - Derivative Financial Instruments - Allocation of Proceeds Received (Details) - Auramet International LLC [Member] $ in Thousands | Dec. 13, 2021 USD ($)
--- | ---
Statement Line Items [Line Items] |
Net proceeds received | $ 2,960
Call option 1 [member] |
Statement Line Items [Line Items] |
Financial liabilities, at fair value | 208
Gold loan agreement [member] |
Statement Line Items [Line Items] |
Financial liabilities, at fair value | $ 2,752

X
- Definition The cash inflow from derivative financial liabilities, net of transaction costs. + References No definition available. + Details
Name: | cmcl_ProceedsFromDerivativeFinancialLiabilitiesNet
Namespace Prefix: | cmcl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | cmcl_Statement1LineItems
Namespace Prefix: | cmcl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The fair value of financial liabilities. [Refer: At fair value [member]; Financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2023-01-01 -Paragraph 25 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2023-en-r&anchor=para_25&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_FinancialLiabilitiesAtFairValue
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_CounterpartiesAxis=cmcl_AurametInternationalLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfFinancialAssetsAxis=cmcl_CallOption1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfFinancialAssetsAxis=cmcl_GoldLoanAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |