XML 371 R32.htm IDEA: XBRL DOCUMENT v3.25.1

Introduction - Foreign exchange rates (Details)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Bolivia
Foreign Exchange Rate [Line Items]
Closing foreign exchange rate	6.91	6.91
Change %	0
Average foreign exchange rate	6.91	6.91	6.91
Change %	0
Colombia
Foreign Exchange Rate [Line Items]
Closing foreign exchange rate	4,409	3,822
Change %	(0.133)
Average foreign exchange rate	4,083	4,313	4,254
Change %	0.056
Costa Rica
Foreign Exchange Rate [Line Items]
Closing foreign exchange rate	513	527
Change %	0.028
Average foreign exchange rate	519	550	650
Change %	0.059
Guatemala
Foreign Exchange Rate [Line Items]
Closing foreign exchange rate	7.71	7.83
Change %	0.016
Average foreign exchange rate	7.76	7.84	7.75
Change %	0.010
Honduras
Foreign Exchange Rate [Line Items]
Closing foreign exchange rate	25.44	24.71
Change %	(0.028)
Average foreign exchange rate	24.88	24.66	24.56
Change %	(0.009)
Luxembourg
Foreign Exchange Rate [Line Items]
Closing foreign exchange rate	0.97	0.91
Change %	(0.062)
Average foreign exchange rate	0.93	0.93	0.95
Change %	0
Nicaragua
Foreign Exchange Rate [Line Items]
Closing foreign exchange rate	36.62	36.62
Change %	0
Average foreign exchange rate	36.62	36.44	35.87
Change %	(0.005)
Paraguay
Foreign Exchange Rate [Line Items]
Closing foreign exchange rate	7,831	7,278
Change %	(0.071)
Average foreign exchange rate	7,569	7,299	7,008
Change %	(0.036)
Sweden
Foreign Exchange Rate [Line Items]
Closing foreign exchange rate	11.07	10.07
Change %	(0.090)
Average foreign exchange rate	10.57	10.60	10.07
Change %	0.003
United Kingdom
Foreign Exchange Rate [Line Items]
Closing foreign exchange rate	0.80	0.79
Change %	(0.017)
Average foreign exchange rate	0.78	0.80	0.81
Change %	0.027
Panama
Foreign Exchange Rate [Line Items]
Closing foreign exchange rate	1

X

- Definition

The average exchange rate used by the entity. Exchange rate is the ratio of exchange for two currencies.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 112
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_AverageForeignExchangeRate
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The spot exchange rate at the end of the reporting period. Exchange rate is the ratio of exchange for two currencies. Spot exchange rate is the exchange rate for immediate delivery.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 112
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_ClosingForeignExchangeRate
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Change In Average Foreign Exchange Rate

+ References

No definition available.

+ Details

Name:	tigo_ChangeInAverageForeignExchangeRate
Namespace Prefix:	tigo_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Change In Closing Foreign Exchange Rate

+ References

No definition available.

+ Details

Name:	tigo_ChangeInClosingForeignExchangeRate
Namespace Prefix:	tigo_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

X

- Definition

[Line Items] for Foreign Exchange Rate [Table]

+ References

No definition available.

+ Details

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

X

- Details

Name:	srt_CurrencyAxis=currency_BOB
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_COP
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_CRC
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_GTQ
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_HNL
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_EUR
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_NIO
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_PYG
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_SEK
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_GBP
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_PAB
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: