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The Millicom Group - A.1.3. Disposal of subsidiaries and decreases in non-controlling interests of subsidiaries (Details) - Discontinued Operations - Rwanda - USD ($) $ in Millions		12 Months Ended
	Jan. 31, 2018	Dec. 31, 2018
Disclosure of subsidiaries [line items]
Gain (loss) on disposal of discontinued operations	$ (32)
Millicom Rwanda Limited
Disclosure of subsidiaries [line items]
Gain (loss) on disposal of discontinued operations		$ (32)

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- 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.

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- Definition

The gain (loss) recognised on the measurement to fair value less costs to sell or on the disposal of the assets or disposal group(s) constituting the discontinued operation. [Refer: Discontinued operations [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 5
-IssueDate 2018-01-01
-Paragraph 33
-Subparagraph b
-Clause iii
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=5&date=2018-03-01&anchor=para_33_b_iii&doctype=Standard
-URIDate 2018-03-16

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