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v3.24.3

Note 10 - Other Expenses (Details Textual) | 9 Months Ended
--- | ---
Sep. 30, 2024 USD ($)
Statement Line Items [Line Items] |
Retirement benefits, discretionary payments | $ 2,100

X
- Definition The amount of discretionary payments of retirement benefits. + References No definition available. + Details
Name: | cmcl_RetirementBenefitsDiscretionaryPayments
Namespace Prefix: | cmcl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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