| Name | StatementOfCashFlowsAbstract |
|---|---|
| Namespace | http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full |
| Prefix | ifrs-full |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Statement of cash flows [abstract] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalentsAbstract | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:IncreaseDecreaseInCashAndCashEquivalents | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
grap:NetIncreaseDecreaseInBankAndCash | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:CashAndCashEquivalents | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:CashAndCashEquivalents | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:ClassesOfCashReceiptsFromOperatingActivitiesAbstract | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:ClassesOfCashPaymentsAbstract | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:CashFlowsFromUsedInOperations | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:DividendsPaidClassifiedAsOperatingActivities | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:DividendsReceivedClassifiedAsOperatingActivities | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:InterestPaidClassifiedAsOperatingActivities | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
grap:ProceedsFromCapitalGrantsClassifiedAsOperatingActivities | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
grap:LoanRepaymentsClassifiedAsOperatingActivities | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:InterestReceivedClassifiedAsOperatingActivities | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:IncomeTaxesPaidRefundClassifiedAsOperatingActivities | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
grap:SARSRefunds | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
grap:SARSPayments | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 | |
ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract | parent-child | http://xbrl.cipc.co.za/taxonomy/role/800.300 | |
ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract | parent-child | http://xbrl.cipc.co.za/taxonomy/role/800.300 | |
ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract | parent-child | http://xbrl.cipc.co.za/taxonomy/role/800.300 |
| Name | Relation Type | Role | |
|---|---|---|---|
cipc-ca:StatementOfCashFlowsExplanatory | parent-child | http://xbrl.cipc.co.za/taxonomy/role/510.000 |