XML 336 R88.htm IDEA: XBRL DOCUMENT v3.26.1

Long-term assets - E.4.2. Millicom’s assets held for sale (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Net Assets Classified as Held For Sale or as Held For Distribution to Owners [Line Items]
Assets held for sale	$ 1	$ 627
Liabilities directly associated with assets held for sale	$ 0	709
Net assets held for sale / book value		(83)
Towers sale in Colombia related to the third batch | Disposal groups classified as held for sale
Net Assets Classified as Held For Sale or as Held For Distribution to Owners [Line Items]
Non-current assets or disposal groups classified as held for sale		1
Assets held for sale		1
Liabilities directly associated with assets held for sale		1
Mobile network sharing agreement in Colombia | Disposal groups classified as held for sale
Net Assets Classified as Held For Sale or as Held For Distribution to Owners [Line Items]
Assets held for sale		613
Liabilities directly associated with assets held for sale		698
Towers sale (including certain lease transfers) in Nicaragua | Disposal groups classified as held for sale
Net Assets Classified as Held For Sale or as Held For Distribution to Owners [Line Items]
Assets held for sale		13
Liabilities directly associated with assets held for sale		$ 10

X

- Definition

The amount of liabilities included in disposal groups classified as held for sale. [Refer: Liabilities; Disposal groups classified as held for sale [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 5
-IssueDate 2025-01-01
-Paragraph 38
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=5&code=ifrs-tx-2025-en-r&anchor=para_38&doctype=Standard
-URIDate 2025-03-27

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 54
-Subparagraph p
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_p&doctype=Standard
-URIDate 2025-03-27

+ Details

Name:	ifrs-full_LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The amount of non-current assets or disposal groups classified as held for sale. [Refer: Disposal groups classified as held for sale [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 5
-IssueDate 2025-01-01
-Paragraph 38
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=5&code=ifrs-tx-2025-en-r&anchor=para_38&doctype=Standard
-URIDate 2025-03-27

+ Details

Name:	ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The amount of non-current assets or disposal groups classified as held for sale or as held for distribution to owners. [Refer: Non-current assets or disposal groups classified as held for distribution to owners; Non-current assets or disposal groups classified as held for sale]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 54
-Subparagraph j
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_j&doctype=Standard
-URIDate 2025-03-27

+ Details

Name:	ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Net Assets Classified as Held For Sale or as Held For Distribution to Owners

+ References

No definition available.

+ Details

Name:	tigo_NetAssetsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwnersLineItems
Namespace Prefix:	tigo_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Net Assets (Liabilities) Classified As Held For Sale Or As Held For Distribution To Owners

+ References

No definition available.

+ Details

Name:	tigo_NetAssetsLiabilitiesClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners
Namespace Prefix:	tigo_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	ifrs-full_AssetsAndLiabilitiesAxis=tigo_TowersSaleInColombiaRelatedToTheThirdBatchMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_AssetsAndLiabilitiesClassifiedAsHeldForSaleAxis=ifrs-full_DisposalGroupsClassifiedAsHeldForSaleMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_AssetsAndLiabilitiesAxis=tigo_MobileNetworkSharingAgreementInColombiaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_AssetsAndLiabilitiesAxis=tigo_TowersSaleIncludingCertainLeaseTransfersInNicaraguaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: