XML 80 R57.htm IDEA: XBRL DOCUMENT
v3.21.1

Note 15 - Finance Income and Finance Cost (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Statement Line Items [Line Items] |
Disclosure of the components of finance income (cost) [text block] |
|  | 2020 |  |  | 2019 |  |  | 2018 |
Finance income received - Bank |  |  | 62 |  |  |  | 146 |  |  |  | 53 |
Finance cost - Term loan (note 29) |  |  | 386 |  |  |  | 165 |  |  |  | 92 |
Finance cost - Capitalised to property, plant and equipment (note 17) |  |  | (53 | ) |  |  | (165 | ) |  |  | (92 | )
Unwinding of rehabilitation provision (note 28) |  |  | 2 |  |  |  | 20 |  |  |  | 20 |
Finance cost - Leases (note 12) |  |  | 15 |  |  |  | 17 |  |  |  | – |
Finance cost - Overdraft |  |  | 17 |  |  |  | 307 |  |  |  | 253 |
|  |  | 367 |  |  |  | 344 |  |  |  | 273 |

X
- Definition Tabular disclosure of the components of finance income (costs). + References No definition available. + Details
Name: | cmcl_DisclosureOfTheComponentsOfFinanceIncomeCostTextBlock
Namespace Prefix: | cmcl_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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