XML 48 R5.htm IDEA: XBRL DOCUMENT
v2.4.0.6

CONDENSED CONSOLIDATED INCOME STATEMENTS (Parenthetical) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2012 | Jun. 30, 2011 | Jun. 30, 2012 | Jun. 30, 2011
CONDENSED CONSOLIDATED INCOME STATEMENTS |  |  |  |
Net loss attributable to non-controlling interests, tax | $ 0.5 | $ 0.4 | $ 1.1 | $ 0.8

X
- Definition This element represents the tax effect on the portion of income (loss) attributable to the non-controlling interest. + References No definition available. + Details
Name: | atni_NetIncomeAttributableToNoncontrollingInterestsTax
Namespace Prefix: | atni_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeStatementAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration