XML 103 R96.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

SEGMENT REPORTING - Revenue and Assets (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Revenue and long lived assets |  |  |  |  |  |  |  |  |  |  |
Revenue | $ 112,085 | $ 115,616 | $ 107,721 | $ 103,300 | $ 107,806 | $ 121,138 | $ 117,788 | $ 104,475 | $ 438,722 | $ 451,207 | $ 481,193
Long-Lived Assets | 902,002 |  |  |  | 831,538 |  |  |  | 902,002 | 831,538 | 861,484
U.S |  |  |  |  |  |  |  |  |  |  |
Revenue and long lived assets |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 123,508 | 132,288 | 173,632
Long-Lived Assets | 297,084 |  |  |  | 234,514 |  |  |  | 297,084 | 234,514 | 358,032
Guyana |  |  |  |  |  |  |  |  |  |  |
Revenue and long lived assets |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 105,290 | 102,056 | 93,524
Long-Lived Assets | 145,079 |  |  |  | 151,084 |  |  |  | 145,079 | 151,084 | 129,909
U.S. Virgin Islands |  |  |  |  |  |  |  |  |  |  |
Revenue and long lived assets |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 83,795 | 79,785 | 83,194
Long-Lived Assets | 235,384 |  |  |  | 216,173 |  |  |  | 235,384 | 216,173 | 137,018
Bermuda |  |  |  |  |  |  |  |  |  |  |
Revenue and long lived assets |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 104,760 | 103,281 | 127,244
Long-Lived Assets | 128,208 |  |  |  | 137,992 |  |  |  | 128,208 | 137,992 | 165,243
Other Foreign Countries |  |  |  |  |  |  |  |  |  |  |
Revenue and long lived assets |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 21,369 | 33,797 | 3,599
Long-Lived Assets | $ 96,247 |  |  |  | $ 91,775 |  |  |  | $ 96,247 | $ 91,775 | $ 71,282

X
- Definition Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e9038-108599 + Details
Name: | us-gaap_NoncurrentAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8933-108599 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(1)) -URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227 + Details
Name: | us-gaap_Revenues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Details
Name: | srt_StatementGeographicalAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_GY
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_VI
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_BM
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=atni_NonUsExcludingBermudaGuyanaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |