Name:	ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The amount of revenue from contracts with customers. A customer is a party that has contracted with an entity to obtain goods or services that are an output of the entity’s ordinary activities in exchange for consideration.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 15
-IssueDate 2023-01-01
-Paragraph 114
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2023-en-r&anchor=para_114&doctype=Standard
-URIDate 2023-03-23

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 15
-IssueDate 2023-01-01
-Paragraph 113
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2023-en-r&anchor=para_113_a&doctype=Standard
-URIDate 2023-03-23

Name:	ifrs-full_RevenueFromContractsWithCustomers
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Represents the number of operating segments.

No definition available.

Name:	jmia_IfrsNumberOfOperatingSegments
Namespace Prefix:	jmia_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Represents the number of reporting segments.

No definition available.

Name:	jmia_IfrsNumberOfReportableSegments
Namespace Prefix:	jmia_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

The number of customers individually representing more than 5 per cent of entity's revenues for the year

No definition available.

Name:	jmia_NumberOfCustomersIndividuallyRepresentingMoreThan5PerCentOfEntitySRevenues
Namespace Prefix:	jmia_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

The threshold percentage of entity's revenue used for disclosure of major customers. The number of customers individually representing more than the threshold percentage of the entity's total revenues during the period is disclosed.

No definition available.

Name:	jmia_ThresholdPercentageForReportingIndividualCustomerRevenue
Namespace Prefix:	jmia_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

Name:	ifrs-full_ProductsAndServicesAxis=jmia_SalesOfGoodsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_ProductsAndServicesAxis=jmia_CommissionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_ProductsAndServicesAxis=jmia_FulfillmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_ProductsAndServicesAxis=jmia_ValueAddedServicesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_ProductsAndServicesAxis=jmia_MarketingAndAdvertisingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: