XML 168 R96.htm IDEA: XBRL DOCUMENT
v3.20.4

IPO - Millicom's operations in Tanzania (Details) | 1 Months Ended
--- | ---
Jun. 30, 2016
Tigo Tanzania |
Disclosure of classes of share capital [line items] |
Percentage of outstanding capital required to be sold in public offering | 25.00%

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfClassesOfShareCapitalLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of Outstanding Capital Required to be Sold in Public Offering + References No definition available. + Details
Name: | tigo_PercentageofOutstandingCapitalRequiredtobeSoldinPublicOffering
Namespace Prefix: | tigo_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=tigo_TigoTanzaniaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |