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v3.24.1.1.u2

Note 28 - Non-controlling Interests (Details Textual) | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Jan. 20, 2020 | Feb. 20, 2012
--- | --- | --- | --- | --- | ---
Statement Line Items [Line Items] |  |  |  |  |
Percentage of net assets recognised as NCI | 13.20% | 13.20% | 13.20% | 13.20% | 16.20%

X
- Definition The percentage of net assets recognised as non-controlling interest. + References No definition available. + Details
Name: | cmcl_PercentageOfNetAssetsRecognisedAsNCI
Namespace Prefix: | cmcl_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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