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Note 11 - Administrative Expenses (Tables) | 12 Months Ended
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Dec. 31, 2022
Statement Line Items [Line Items] |
Disclosure of the components of general and administrative expense [text block] |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Investor relations |  |  | 663 |  |  |  | 439 |  |  |  | 353 |
Audit fee |  |  | 294 |  |  |  | 267 |  |  |  | 288 |
Advisory services fees |  |  | 1,459 |  |  |  | 614 |  |  |  | 830 |
Listing fees |  |  | 512 |  |  |  | 609 |  |  |  | 448 |
Directors fees – Company |  |  | 569 |  |  |  | 527 |  |  |  | 323 |
Directors fees – Blanket |  |  | 56 |  |  |  | 51 |  |  |  | 43 |
Employee costs |  |  | 5,855 |  |  |  | 5,462 |  |  |  | 4,065 |
Other office administration cost |  |  | 468 |  |  |  | 177 |  |  |  | 315 |
Information Technology and Communication cost |  |  | 391 |  |  |  | 178 |  |  |  | 183 |
Management liability insurance |  |  | 985 |  |  |  | 551 |  |  |  | 1,032 |
Travel costs |  |  | 689 |  |  |  | 216 |  |  |  | 117 |
|  |  | 11,941 |  |  |  | 9,091 |  |  |  | 7,997 |

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- Definition Tabular disclosure of the components of general and administrative expense. + References No definition available. + Details
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Namespace Prefix: | cmcl_
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Balance Type: | na
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- References No definition available. + Details
Name: | cmcl_StatementLineItems
Namespace Prefix: | cmcl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration