XML 16 R5.htm IDEA: XBRL DOCUMENT
v3.24.3

CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Income Statement [Abstract] |  |  |  |
Non-controlling interest, net of tax (benefit) expense | $ (0.9) | $ (0.6) | $ (1.0) | $ (1.8)

X
- Definition Amount of current income tax expense (benefit) reported by noncontrolling interests. + References No definition available. + Details
Name: | atni_NoncontrollingInterestIncomeTaxExpenseBenefit
Namespace Prefix: | atni_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_IncomeStatementAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration