Fulfillment expense (Details) - EUR (€) € in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Fulfillment expense
Employee benefits expense - Fulfillment	€ 17,558	€ 20,872	€ 16,970
Fulfillment centers expense	3,623	4,920	3,573
Freight and shipping expense	48,132	51,600	29,923
Fulfillment expense	€ 69,313	€ 77,392	€ 50,466

Fulfillment expense represents those expenses incurred in operating and staffing the Group's fulfillment and consumer service centers, including expense attributable to procuring, receiving, inspecting, and warehousing inventories and picking, packaging, and preparing consumer orders for shipment, including packaging materials. Fulfillment expense also include expense relating to consumer service operations and amounts paid to third parties who assist us in fulfillment and consumer service operations.

No definition available.

Name:	jmia_FulfillmentExpense
Namespace Prefix:	jmia_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration