Loss Contingency Overdue Spectrum Fees Demanded within Specific Date
Amount of overdue spectrum fees demanded by the government of Aruba be paid by May 1, 2014
Represents the amount of overdue spectrum fees demanded by the government of Aruba be paid by a specified date.
Disposal Group Including Discontinued Operation Working Capital Adjustments
Working capital adjustments
Represents the amount of working capital adjustments related to disposal group, including a discontinued operation.
Disposal Group Including Discontinued Operation Preliminary Working Capital Proceeds
Working capital- preliminary
Represents the amount of preliminary working capital proceeds related to disposal group, including a discontinued operation.
Period of first release of escrowed cash
Represents the period of first release of escrowed cash proceeds related to disposal group, including a discontinued operation.
Disposal Group Including Discontinued Operation Period of First Release of Escrowed Cash
Represents the period of second release of escrowed cash proceeds related to disposal group, including a discontinued operation.
Disposal Group Including Discontinued Operation Period of Second Release of Escrowed Cash
Period of second release of escrowed cash
Disposal Group Including Discontinued Operation Period of Third Release of Escrowed Cash
Period of third release of escrowed cash
Represents the period of third release of escrowed cash proceeds related to disposal group, including a discontinued operation.
Restricted Cash and Cash Equivalents [Member]
Restricted cash
Represents information pertaining to the cash and cash equivalent items, which are restricted as to withdrawal or usage.
Disposal Group Including Discontinued Operation Adjusted Working Capital Proceeds
Working capital- adjusted
Represents the amount of adjusted working capital proceeds related to disposal group, including a discontinued operation.
Disposal Group Including Discontinued Operation Advance Payments and Deposits
Advance payments and deposits
Amount of advance payments and deposits attributable to disposal group, due within one year or within the normal operating cycle if longer.
After tax income (loss) from operations of a business component (exclusive of any gain (loss) on disposal, or provision therefore) during the reporting period, until its disposal, per each share of common stock or unit outstanding during the reporting period.
Discontinued Operation Income (Loss) from Discontinued Operation During Phase Out Period Net of Tax Per Basic Share
Discontinued operations (in dollars per share)
Amendment Description
After tax income (loss) from operations of a business component (exclusive of any gain (loss) on disposal, or provision therefore) during the reporting period, until its disposal, available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
Discontinued Operation Income (Loss) from Discontinued Operation During Phase Out Period Net of Tax Per Diluted Share
Discontinued operations (in dollars per share)
Amendment Flag
Defined Benefit Plan, Period of Employment and Credited Service Period for which Average Salary or Hourly Wages used for Calculation of Benefit
Represents the employment period or credited service period for which participants' average salary or hourly wages is used as a base to calculate benefits under defined benefit pension plan or an other postretirement defined benefit plan.
Employment period or credited service period for which participants' average salary or hourly wages is used as a base to calculate benefits
Weighted-average rates assumed in the actuarial calculations for the pension plan
Defined Benefit Plan, Weighted Average Assumptions Used in Actuarial Calculations [Abstract]
Defined Benefit Plan, Assumptions Used for Actuarial Calculations, Discount Rate
Discount rate (as a percent)
Represents the interest rate used to adjust for the time value of money used under actuarial calculations for the pension plans.
Percentage of plan assets to be invested within Guyana
Defined Benefit Plan, Percentage of Plan Assets to be Invested within Country Other than Country of Domicile
Represents the percentage of plan assets to be invested within country other than country of domicile of the entity.
Defined Benefit Plan, Assumptions Used for Actuarial Calculations, Rate of Compensation Increase
Annual salary increase (as a percent)
Represents the expected rate of compensation increases used under actuarial calculations for the pension plans.
Defined Benefit Plan, Expected Future Benefit Payments
Total
The amount of the total benefits expected to be paid.
Document and Entity Information
Finite Lived Trade Names, Net
Net carrying amount after accumulated amortization as of the balance sheet date of the rights acquired through registration of a trade name to gain or protect exclusive use thereof for a reasonably expected period of economic benefit.
Trade name license, net
Customer relationships, net
Finite Lived Customer Relationships, Net
This element represents the net carrying value after accumulated amortization as of the balance sheet date of an asset acquired in a business combination representing a favorable existing relationship with customers having a finite beneficial life.
Termination and Access Fees
Termination and access fees
This element represents expenses paid by the entity for charges for voice and data transport circuits, internet capacity, other access fees to terminate calls, and related bad debt expense.
This element represents amounts pertaining to engineering and operational expenses including the expenses associated with developing, operating, supporting and expanding networks, salaries and benefits paid to employees directly involved in the development and operation of networks.
Engineering and Operation Expense
Engineering and operations
Cost of Equipment Revenue
The cost of equipment sold to customers during the reporting period.
Equipment expense
This represents the transactions related to the domestic retail wireless business.
U.S. Wireless Retail [Member]
Retail
U.S. wireless, Retail
This represents the transactions related to the domestic wholesale wireless business.
Wholesale
U.S. Wireless Wholesale [Member]
U.S. wireless, Wholesale
Other Accounts Receivable [Member]
Other
This represents the transactions other than domestic retail and domestic wholesale wireless business.
International wireless
International wireless
This represents the transactions related to the international wireless business.
International Wireless [Member]
Current Fiscal Year End Date
Award Type [Axis]
Wireline
Represents the transactions related to the wireline business in the U.S. and Guyana.
Wireline [Member]
Equipment and other
This represents the transactions related to equipment and other.
Equipment and Other [Member]
Equipment and other
Gain on Bargain Purchase, Deferred Tax
Gain on bargain purchase, deferred taxes
The deferred tax effect of gains from a business combination in which the amount of net identifiable assets acquired and liabilities assumed exceeds the aggregate consideration transferred or to be transferred.
Net income attributable to non-controlling interests, tax
This element represents the tax effect on the portion of income (loss) attributable to the non-controlling interest.
Net Income Attributable to Noncontrolling Interests Tax
Increase (Decrease) in Inventory, Prepayments, and Other Current Assets
Materials and supplies, prepayments, and other current assets
The net change during the reporting period in the value of materials and supplies held in inventory, prepayments, and other current assets.
Accounts payable and accrued liabilities, advance payments and deposits and other current liabilities
Increase (Decrease) in Accounts Payable and Accrued Liabilities Advance Payments and Deposits and Other Current Liabilities
This element represents the net change during the reporting period in the aggregate amount of obligations and expenses incurred but not paid, which also includes the amount of prepayment by customers for goods or services to be provided and the amount of customer money held in customer accounts, which may also include other current liabilities.
ORGANIZATION AND BUSINESS OPERATIONS
USE OF ESTIMATES
USE OF ESTIMATES
Use of Estimates Disclosure [Text Block]
This element represents the disclosure, which provides the entity's explanation that the preparation of financial statements in conformity with generally accepted accounting principles requires the use of management estimates.
Represents M3 Wireless Ltd.
M3 Wireless Ltd [Member]
M3 Wireless, Ltd.
Navajo Tribal Utility Authority [Member]
NTUA
Represents the Navajo Tribal Utility Authority with whom entity entered into a joint venture to provide retail wireless service to residents of the Navajo Nation, which spans across parts of Arizona, New Mexico and Utah.
Document Period End Date
Net working capital
The amount of acquisition cost of a business combination allocated to net working capital.
Business Acquisition, Purchase Price Allocation, Working Capital Net
Business Acquisition, Assets Acquired Related Information [Abstract]
Assets acquired, related information
Business Acquisition, Consolidated Information Reported [Abstract]
As Reported
Business Acquisition, Pro Forma Earnings Per Share [Abstract]
Earnings per share:
Represents the term loan of reporting entity.
Term Loan [Member]
Term loans
Term Loan A1 [Member]
Term Loan A-1
Represents the Term Loan A-1 of the reporting entity.
Term Loan A2 [Member]
Term Loan A-2
Represents the Term Loan A-2 of the reporting entity.
Total outstanding notional amount of cash flow hedges
Derivative, Notional Amount
Swingline Sub Facility [Member]
Swingline sub-facility
Represents the Swingline sub-facility available to the entity.
Debt Instrument, Variable Rate Base One Week LIBOR [Member]
One-week LIBOR
The one-week London Interbank Offered Rate used to calculate the variable interest rate of the debt instrument.
Entity [Domain]
Debt Instrument, Variable Rate Base One Month LIBOR [Member]
One-month LIBOR
The one-month London Interbank Offered Rate used to calculate the variable interest rate of the debt instrument.
Keytech Ltd [Member]
Keytech Ltd.
Represents Keytech Ltd., the former parent company of the acquired entity and minority shareholder in the entity's operations.
Long Term Debt, Noncurrent Carrying Amount
Total long-term debt
Carrying amount of long-term debt, before deducting unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.
Maximum aggregate additional borrowings subject to lender approval
Represents the maximum aggregate amount of additional borrowings available to the entity, subject to lender's approval.
Debt Instrument, Increase Maximum Additional Borrowings Subject to Lender Approval
Additional forward-starting interest rate swaps
Represents the additional number of interest rate cash flow hedge derivatives entered into by the entity.
Interest Rate Cash Flow Hedge Derivatives Number
Represents U.S. Wireless, a reportable segment of the entity, which generates all of its revenue and has all of its assets located in the United States.
US Wireless [Member]
U.S. Wireless
Certain Segment Reporting Unit [Member]
Certain segment reporting unit
Represents a certain reporting unit of a reportable segment of the entity.
Represents International Integrated Telephony, a reportable segment of the entity, which has its assets located primarily in Guyana.
International Integrated Telephony [Member]
International Integrated Telephony
Guyanese dollars
Guyana, Dollars
Represents Island Wireless, a reportable segment of the entity, which generates its revenue and has its assets in Bermuda, Turks and Caicos, the U.S. Virgin Islands and Aruba.
Island Wireless [Member]
Island Wireless
Certain Island Wireless Reporting Unit [Member]
Certain Island Wireless Reporting Unit
Represents a certain reporting unit of Island Wireless, a reportable segment of the entity.
The amount of capital expenditures offset by the use of grants during the period.
Capital Expenditures Offset by Grants
Capital expenditures offset by grants
Vermont
VERMONT
US Wireline [Member]
U.S. Wireline
Represents U.S. Wireline, a reportable segment of the entity, which has all of its assets located in the United States.
Capital Expenditures [Abstract]
Capital Expenditures
Commitment to Provide Domestic Fixed Services and International Voice and Data Services [Member]
Commitment to provide domestic fixed services and international voice and data services
Represents the supply arrangement in which the entity has agreed to provide domestic fixed services and international voice and data services.
Loss Contingency Period for which Litigation Proceedings were Not Subject of Discussions or Other Significant Activity
Period for which litigation proceedings and other disputes have not been the subject of discussions or other significant activity
Represents the period for which litigation proceedings and other disputes, while not conclusively resolved, have not been the subject of discussions or other significant activity.
Non-controlling interest in equity acquired, net of tax
Represents the amount of tax impact on increase in noncontrolling interest from issuance of additional equity interests to noncontrolling interest holders or the sale of a portion of the parent's controlling interest.
Tax Impact of Minority Interest Increase from Stock Issuance
Credit facility
Represents the credit facility which includes term loan and revolver loan.
Credit Facility [Member]
Amendment to Credit Facility [Member]
Amended Credit Facility
Represents the information pertaining to amended and restated existing credit facility.
BASIS OF PRESENTATION
Schedule of Prior Period Financial Balance Reclassification [Table]
Schedule of certain prior period financial statement balance reclassifications made to provide consistency with the current period financial presentation.
This element encompasses and aggregates all concepts of financial statement disclosures pertaining to accounting policies for the reporting entity into a single text block. Descriptions of the basis of presentation, consolidations, and new pronouncements not yet adopted and changes in accounting principles may be encapsulated in one footnote.
BASIS OF PRESENTATION
Basis of Presentation Consolidation and Recent Accounting Pronouncements Disclosure [Text Block]
Represents Bermuda Digital Communications.
BDC
Bermuda wireless operations
Bermuda Digital Communications [Member]
The amount of acquisition cost of a business combination allocated to notes payables and long-term debt to affiliates assumed from the acquired entity.
Note payable- affiliate
Business Acquisition, Purchase Price Allocation, Notes Payable and Long Term Debt Affiliate
Notional Amount of Interest Rate Cash Flow Hedge Derivative Acquired
Notional amount of interest rate cash flow hedge derivative acquired
Notional amount of interest rate derivatives designated as hedging instruments in cash flow hedges acquired during period. Notional amount refers to the monetary amount specified in the interest rate derivative contract.
Expanded notional amount of interest rate cash flow hedge derivative
Represents the expanded notional amount of interest rate derivatives designated as hedging instruments in cash flow hedges acquired during period. Notional amount refers to the monetary amount specified in the interest rate derivative contract.
Expanded Notional Amount of Interest Rate Cash Flow Hedge Derivative
Represents the number of term loans in which credit facility will be provided.
Line of Credit Facility, Maximum Borrowing Capacity Number of Loans
Number of term loans
Schedule of the operating activities of the Company's principal subsidiaries, the segments in which the Company reports its revenue and markets served
Tabular disclosure of the operating activities of the Company's principal subsidiaries, the segments in which the Company reports its revenue, and the markets served.
Schedule of Principal Subsidiaries Operating Activities, Revenue Reporting Segments, and Markets Served [Table Text Block]
Interest Rate Derivatives
Describes the entity's accounting policy for interest rate derivatives.
Interest Rate Derivatives [Policy Text Block]
Derivative Risk Management [Policy Text Block]
Risk Management Objective of Using Derivatives
Describes the entity's accounting policy for objectives and strategies pertaining to the use of derivative instruments and nonderivative hedging instruments in the context of the entity's overall risk management profile, and the risks associated with the use of derivatives.
Goodwill and Indefinite Lived Intangible Assets
Goodwill and Indefinite Lived Intangible Assets [Abstract]
Represents the acquisition of wireless assets from Cellco Partnership d/b/a Verizon Wireless, known as Alltel Acquisition.
Alltel Wireless [Member]
Alltel
Alltel Wireless
AT and T [Member]
AT&T
Represents information pertaining to AT and T, a major customer of the entity.
Verizon [Member]
Verizon
Represents information pertaining to Verizon, a major customer of the entity.
Represents the amount of borrowing used to fund the cost of the acquired entity.
Business Acquisition, Cost of Acquired Entity, Funded with Borrowings
Borrowings used to fund the purchase price
Cash-on-hand used to fund the purchase price
Represents the amount of cash-on-hand, used to fund the cost of the acquired entity.
Business Acquisition, Cost of Acquired Entity, Funded with Cash on Hand
Office and Computer Equipment [Member]
Office and computer equipment
Long-lived, depreciable assets that are used in an office setting and in the creation, maintenance and utilization of information systems.
Property, Plant and Equipment Gross Excluding Construction in Progress
Total plant in service
Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures, but excludes construction in progress.
Schedule of Share Based Compensation Arrangement by Share Based Payment Award, Options, Granted and Exercised [Table Text Block]
Summary of information relating to options granted and exercised
Tabular disclosure of information pertaining to option granted and exercised during the period under share-based compensation plan.
Treasury Stock
Treasury Stock [Abstract]
Expiration term, one
The period of time one, from the grant date until the time at which the share-based [option] award expires.
Share Based Compensation Arrangements by Share Based Payment Award, Options, Expiration Term One
Expiration term
The period of time two, from the grant date until the time at which the share-based [option] award expires.
Share Based Compensation Arrangements by Share Based Payment Award, Options, Expiration Term Two
Share Based Compensation Arrangement by Share Based Payment Award, Options, Weighted Average Remaining Contractual Term [Abstract]
Weighted Average Remaining Contractual Term
Aggregate Intrinsic Value
Share Based Compensation Arrangement by Share Based Payment Award, Options, Intrinsic Value [Abstract]
Income Tax Reconciliation Foreign Tax Reserve
Foreign tax reserve
The portion of the difference between total income tax expense or benefit as reported in the Income Statement for the period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to the foreign tax reserve made under enacted tax laws.
Entity Well-known Seasoned Issuer
Aggregate Deferred Tax Assets Net of Valuation Allowance and Net of Liabilities
Total deferred tax asset
Represents aggregate deferred tax assets, net of valuation allowances and net of deferred tax liabilities.
Entity Voluntary Filers
Aggregate Deferred Tax Liabilities Net of Assets and Net of Valuation Allowance
Total deferred tax liabilities
Represents aggregate deferred tax liabilities, net of deferred tax assets and net of valuation allowances.
Entity Current Reporting Status
The gross amount of increases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns and tax positions that have been or will be taken in the tax return for the current period, excluding amounts pertaining to examined tax returns.
Unrecognized Tax Benefits, Increases Resulting from Tax Positions
Increase in uncertain tax positions
Entity Filer Category
Schedule of amounts recognized in accumulated other comprehensive loss
Schedule of Amounts Recognized in Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Tabular disclosure of the net gain (loss) and net prior service cost or credit recognized in accumulated other comprehensive income (loss).
Entity Public Float
Cash and Cash Equivalents Money Markets and Other [Member]
Cash, cash equivalents, money markets and other
Currency on hand as well as demand deposits with banks or financial institutions. It also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash, funds that invests in short-term money-market instruments and other investment not separately disclosed.
Entity Registrant Name
Number of Members in Board of Directors
Represents the number of members in the board of directors of the entity.
Number of board of directors
Entity Central Index Key
GUYANA
Guyana
Number of Members in Board of Directors Designated by Reporting Entity
Represents the number of members in the board of directors of the entity designated by the reporting entity.
Number of members in the board of directors designated by the entity
Represents the number of members in the board of directors of the entity designated by the related party.
Number of members in the board of directors designated by related party
Number of Members in Board of Directors Designated by Related Party
Contingency related to spectrum fees
Represents information pertaining to contingency related to increase in spectrum fees by National Frequency Management Unit.
Contingency Related to Spectrum Fees [Member]
Represents information pertaining to litigation proceedings and disputes in Guyana.
Litigation Proceedings and Disputes in Guyana [Member]
Litigation proceedings and disputes in Guyana
Entity Common Stock, Shares Outstanding
Lawsuit Filed by Caribbean Telecommunications Limited [Member]
Lawsuit filed by CTL
Represents information pertaining to lawsuit filed by Caribbean Telecommunications Limited in the U.S. District Court for the District of New Jersey against GT&T and ATN claiming breach of an interconnection agreement for domestic cellular services in Guyana and related claims.
Lawsuit filed by GT&T against Digicel
Represents information pertaining to lawsuit filed by Guyana telephone and telegraph limited in the High Court of Guyana asserting that, despite its denials, Digicel is engaged in international bypass in violation of GT&T's exclusive license rights, the interconnection agreement between the parties, and the laws of Guyana.
Lawsuit Filed by Guyana Telephone and Telegraph Limited Against Digicel [Member]
Legal Claims Regarding Tax Filings [Member]
Legal claims regarding tax filings with the Guyana Revenue Authority
Represents information pertaining to legal claims regarding tax filings with the Guyana Revenue Authority for deductibility of intercompany advisory fees as well as other tax assessments.
Spectrum fees paid
Represents the amount of spectrum fees paid as full settlement.
Loss Contingency, Spectrum Fees Paid
Represents the amount of actual damages that the plaintiff seeks in the legal matter.
Loss Contingency, Actual Damages
Actual damages
Represents the amount of punitive damages that the plaintiff seeks in the legal matter.
Loss Contingency, Punitive Damages
Punitive damages
Percentage of return on investment ensured by the government of Guyana
Represents the return on investment ensured by the government of Guyana, in which if the entity's return on investment falls below the ensured percentage, the Government of Guyana is obligated to reimburse any necessary amount.
Loss Contingency, Minimum Return on Investment Ensured by Government of Guyana
Represents the area of lease under non-cancelable operating leases.
Operating Lease Area
Area of lease (in square feet)
Share Based Plans [Member]
Share Based Plans
Represents the 1998 Stock Option Plan, the 2005 Restricted Stock Plan and the Director's Remuneration Plan, collectively and including the 2008 Plan.
Equity Incentive Plan 2008 [Member]
2008 Plan
Represents the 2008 Equity Incentive Plan which replaced the 1998 Stock Option Plan, the 2005 Restricted Stock Plan and the Director's Remuneration Plan (collectively and including the 2008 Plan known as the Share Based Plans), under which no further awards will be made.
Stock compensation expense
Share Based Compensation Arrangement by Share Based Payment Award, Compensation Cost [Abstract]
Schedule of information pertaining to the income tax expense and benefit attributable to continuing operations.
Schedule of Income Tax Expense (Benefit) [Table]
Bermuda and Turks and Caicos [Member]
Bermuda and Turks & Caicos
Represents the tax jurisdictions of Bermuda and Turks & Caicos.
Income tax
Income Tax Expense (Benefit) [Line Items]
Schedule of Deferred Tax Assets and Liabilities Classification [Table Text Block]
Schedule of deferred tax assets and liabilities
Tabular disclosure of deferred income tax assets and liabilities as classified in the consolidated statements of financial position.
Income Tax Reconciliation Bargain Purchase Gain
Bargain purchase gain
The portion of the difference between total income tax expense (benefit) as reported in the income statement and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to bargain purchase gain.
Deferred tax assets and liabilities
Deferred Tax Assets and Liabilities Classification [Abstract]
Document Fiscal Year Focus
Goodwill and Indefinite-Lived Intangible Assets
Disclosure of accounting policy for goodwill and indefinite-lived intangible assets.
Goodwill and Indefinite Lived Intangible Assets [Policy Text Block]
Document Fiscal Period Focus
Noncontrolling Interests [Policy Text Block]
Non-Controlling Interests
Disclosure of accounting policy for noncontrolling interests.
Additional disclosure
Defined Benefit Plan, Additional Disclosure [Abstract]
Number of reporting units where book value exceeded fair value
Number of Reporting Units where Book Value Exceeded Fair Value
Represents the number of reporting units where book value exceeded fair value.
Schedule of Concentration of Risk Customer Concentration Risk [Table Text Block]
Tabular disclosure of the percentage that revenues in the period from one or more significant customers is to net revenues, as defined by the entity, such as total net revenues, product line revenues, segment revenues. The risk is the materially adverse effects of loss of a significant customer.
Schedule of percentage of revenues generated from a single customer that exceeds 10% of the Company's consolidated revenue
Schedule of Concentration of Risk Credit Concentration Risk [Table Text Block]
Tabular disclosure of the percentage that a specified receivable or amount at risk from a counterparty under a contractual arrangement is to a specified benchmark, such as total receivables, net revenues, pretax results. Risk is the materially adverse effects of loss attributable to (a) the failure to collect a significant receivable from a major customer or group of homogeneous accounts, or (b) a failure by a counterparty to perform under terms of a contractual arrangement.
Schedule of percentage of accounts receivable, from customers that exceed 10% of the Company's consolidated accounts receivable, net of allowances
Schedule of Weighted Average Allocation of Plan Assets [Table Text Block]
Tabular disclosure of the weighted average percentage allocation of plan assets by major asset category.
Schedule of weighted-average asset allocations, by asset category
Accounts Receivable [Line Items]
ACCOUNTS RECEIVABLE
Deferred Tax Assets, Classification [Abstract]
Deferred tax assets:
Deferred Tax Liabilities, Market Discount
Market discount
Represents the amount of deferred tax liability attributable to taxable temporary differences from market discount.
Valuation Allowance Foreign Operating Loss Carryforwards [Member]
Valuation allowance on foreign net operating losses
Represents the portion of the valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from foreign net operating loss carryforwards for which it is more likely than not that a tax benefit will not be realized.
Valuation Allowance State Operating Loss Carryforwards [Member]
Valuation allowance on state net operating losses
Represents the portion of the valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from state net operating loss carryforwards for which it is more likely than not that a tax benefit will not be realized.
Legal Entity [Axis]
Interest Rate Swap Effective September 2014 [Member]
Interest rate swaps effective on September 20, 2014
Represents the interest rate swaps effective on September 20, 2014.
Document Type
Interest Rate Swap Effective June 2017 [Member]
Interest rate swaps effective on June 30, 2017
Represents the interest rate swaps effective on June 30, 2017.
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Alltel Sale
Represents sale of Alltel business.
Alltel sale
US Retail Wireless Business [Member]
AT and T Mobility LLC [Member]
AT&T Mobility
Represents information pertaining to AT&T Mobility LLC.
AT&T Mobility LLC
Percentage of consolidated revenues
Represents the percentage of revenue to consolidated revenues of the entity.
Sales Revenue Percentage
Operating Income (Loss) Percentage
Percentage of consolidated operating income
Represents the percentage of operating income (loss) to consolidated operating income (loss) of the entity.
Certain Network [Member]
Certain network
Represents information pertaining to certain network assets used in business that are sold by the entity.
Accounts Payable and Accrued Liabilities, Current
Accounts payable and accrued liabilities
Significant Acquisitions and Disposals Book Value of Assets Sold [Abstract]
Less net book value of assets sold:
Other Assets, Net
Other
Represents the carrying amount of other assets.
Significant Acquisitions and Disposals Book Value of Assets Sold
Total net book value of assets sold
Represents the net book value of assets received or sold by the entity in the significant acquisition or disposal.
Debt Instrument, Percentage of Equity Interests in Domestic Subsidiaries Pledged
Percentage of equity interests in certain domestic subsidiaries pledged
Represents the percentage of equity interests in certain domestic subsidiaries pledged for debt instrument.
Debt Instrument, Percentage of Equity Interests in Foreign Subsidiaries Pledged
Percentage of equity interests in certain foreign subsidiaries pledged
Represents the percentage of equity interests in certain foreign subsidiaries pledged for debt instrument.
Increase (Decrease) Accumulated Other Comprehensive Income (Loss) before Tax [Roll Forward]
Accumulated other comprehensive income (loss)
Amount of Pending Awards to be Secured Against Issuance of Debt Instrument
Amount of pending awards of mobility fund grants
Represents the amount of pending awards of mobility fund grants to be secured against the issuance of debt instrument.
Draw Downs Against Issued Letters of Credit
Draw downs against issued letters of credit
Represents the total amounts drawn down on issued letters of credit as of the reporting date.
Reclassification [Member]
Reclassifications
Represents the effect of a prior period reclassification made to a financial statement line item.
Wireline Revenue [Member]
Wireline revenue
Represents a line item in the financial statements for Wireline revenue.
Termination and Access Fees [Member]
Termination and access fees
Represents a line item in the financial statements for termination and access fees.
Engineering and Operations [Member]
Engineering and operations expense
Represents a line item in the financial statements for engineering and operations expense.
Prior Period Financial Balance Reclassification [Line Items]
Reclassifications
Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
US Wireless Business [Member]
U.S. Wireless
This represents the transactions related to the domestic wireless business.
U.S. wireless
Line of Credit Facility Number of Loans Repaid
Number of loans repaid in full
Represents the number of loans repaid under the credit facility.
Payments to Terminate Derivatives
Payment made to counterparties for termination of derivatives
The settlement price on the termination of derivative instruments.
The ineffective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.
Derivative Instruments Gain (Loss) Reclassified from Accumulated OCI into Income in Effective Portion, Net
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income, Ineffective Portion
Schedule of Disposal Groups Including Discontinued Operations Gain (Loss) Disclosures [Table Text Block]
Schedule of gain on sale of operations
Tabular disclosure of disposal group gain (loss) recognized in the income statement reported in discontinued operations.
Tabular disclosure of disposal group assets and liabilities.
Schedule of Disposal Groups Including Discontinued Operations Balance Sheet Disclosures [Table Text Block]
Schedule of reclassification of assets and liabilities of Alltel operations into discontinued operations
Schedule of revenues and income from discontinued operations
Tabular disclosure of disposal group revenues and income from discontinued operations.
Schedule of Disposal Groups Including Discontinued Operations Income Statement Disclosures [Table Text Block]
Net assets sold or impaired
Represents the amount of net assets sold of a disposal group, including a discontinued operation.
Disposal Group Including Discontinued Operation Net Assets
Disposal Group Including Discontinued Operation Transaction Costs
Less: Transaction related costs
Represents the amount of transaction costs incurred related to disposal group, including a component of the entity (discontinued operation).
Disposal Group Including Discontinued Operation Escrowed Cash
Cash held in escrow
Represents the amount of escrowed cash proceeds related to disposal group, including a discontinued operation.
Disposal Group Including Discontinued Operation Escrowed Cash Release Period
Release period of escrowed cash
Represents the release period of escrowed cash proceeds related to disposal group, including a discontinued operation.
Disposal Group Including Discontinued Operation Telecommunications Licenses
Telecommunications licenses
For the disposal group, including a component of the entity (discontinued operation), carrying value (net of accumulated depreciation and any write-downs) of telecommunications licenses.
For the disposal group, including a component of the entity (discontinued operation), carrying value (net of any accumulated amortization and write-downs) of other intangible assets not otherwise specified.
Disposal Group Including Discontinued Operation Other Intangible Assets
Other intangible assets
MOBILITY FUND GRANTS
Mobility Fund [Table]
Tabular disclosure of different mobility funds.
Accounts Receivable, Net, Current
Total accounts receivable, net
Accounts receivable, net of allowances of $9.7 million and $9.8 million, respectively
Type of Mobility Fund [Axis]
Information by type of mobility funds.
Type of Mobility Fund [Domain]
Type of different mobility funds.
Alltel Mobility Funds [Member]
Alltel Mobility Funds
Represents information pertaining to Alltel Mobility Funds.
Wholesale Mobility Funds [Member]
Mobility Funds
Represents information pertaining to Wholesale Mobility Funds.
Mobility Fund [Line Items]
GOVERNMENT GRANTS
Number of New Funds Created by Communications Commission
Number of new funds created by FCC
Represents the number of new funds created by Federal Communications Commission (FCC).
All Currencies [Domain]
Mobility Funds Approved by Federal Communications Commission
Mobility Funds approved by FCC
Represents the amount of Mobility Fund support approved by Federal Communications Commission (FCC).
Payment of Penalty Fees for Default
Cash payment of penalty fees for default
Represents the amount of cash payment of penalty fees for default.
Noncontrolling Interest Decrease from Sale of Equity Interest
Noncontrolling Interest, Increase from Sale of Parent Equity Interest
Sale of non-controlling interest
Represents a decrease in noncontrolling interest from the sale of minority shareholders' interests to a third party.
Disposal Group Including Discontinued Operation Proceeds [Abstract]
Proceeds:
Accounts receivable
Accounts Receivable, Gross, Current
Proceeds Received from Divestiture of Businesses
Received
The cash inflow associated with the amount received from the sale of a portion of the entity's business during the period.
Disposal Group Including Discontinued Operation Working Capital Proceeds
Working capital
Represents the amount of working capital proceeds related to disposal group, including a discontinued operation.
Income Tax Reconciliation Nonrecurring Non Tax Credits
Tax benefit related to certain non-recurring tax credits
Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nonrecurring tax credits.
Disposal Group Including Discontinued Operation Amount of First Release of Escrowed Cash
First release of escrowed cash
Represents the amount of first release of escrowed cash proceeds related to disposal group, including a discontinued operation.
Disposal Group Including Discontinued Operation Amount of Second Release of Escrowed Cash
Second release of escrowed cash
Represents the amount of second release of escrowed cash proceeds related to disposal group, including a discontinued operation.
Disposal Group Including Discontinued Operation Amount of Third Release of Escrowed Cash
Third release of escrowed cash
Represents the amount of third release of escrowed cash proceeds related to disposal group, including a discontinued operation.
Pension
Deferred Tax Liabilities Pension Costs
Represents the amount of deferred tax liability attributable to taxable temporary differences from pension.
Commnet Wireless LLC [Member]
Commnet Wireless, LLC
Represents Commnet Wireless, LLC Member.
CTP
Represents the Caribbean Telecom Partners, LLC , a newly created entity through which joint venture will be conducted to purchase a controlling interest in a wireless telecommunications enterprise.
Caribbean Telecom Partners LLC [Member]
Joint Venture Partially Funded by Broadband Grant to Co-Venturer Amount
Joint venture partially funded by broadband grant to co-venturer, amount
Represents the amount of broadband grant to co-venturer which is used to partially fund the joint venture.
Represents information pertaining to T-Mobile, a major customer of the entity.
T Mobile [Member]
T-Mobile
Represents the period used to find the present value of an amount to be paid or received in the future as an input to measure fair value.
Fair Value Inputs Period
Cash flow period
Long-range inflation and long-term industry projections (as a percent)
Represents the long-range inflation and long-term industry projections used to find the present value of an amount to be paid or received in the future as an input to measure fair value.
Fair Value Inputs Long Range Inflation and Long Term Industry Projections
Fair Value Inputs Change in Earnings Forecast Assumptions
Represents the change in earnings forecast assumptions used to find the present value of an amount to be paid or received in the future as an input to measure fair value.
Increase in earnings forecast assumptions (as a percent)
Fair Value Inputs Change in Discount Rate
Decrease in discount rate (as a percent)
Represents the change in interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value.
Impairment of Intangible Assets Indefinite Lived Excluding Goodwill Increase (Decrease) Due to Specific Change in Earnings Forecast Assumptions
Decrease in impairment charge if earnings forecast assumptions increases by 10%
Represents the increase (decrease) in the amount of impairment loss due to specific change in earnings forecast assumptions.
Impairment of Intangible Assets Indefinite Lived Excluding Goodwill Increase (Decrease) Due to Specific Change in Discount Rate
Decrease in impairment charge if discount rate decrease by 10%
Represents the increase (decrease) in the amount of impairment loss due to specific change in interest rate.
Represents the estimated amount of amortization of unrecognized net actuarial loss during the next fiscal year beginning after the date of the latest statement of financial position.
Defined Benefit Plan Estimated Amortization of Actuarial Gains (Losses) in Next Fiscal Year
Expected amortization of unrecognized net actuarial loss in 2013
Amount of amortization expense expected to be recognized after the fourth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.
Thereafter
Finite-Lived Intangible Assets, Amortization Expense, after Year Four
Amount of contractual obligation maturing after the fourth fiscal year following the latest fiscal year.
Contractual Obligation, Due after Fourth Year
Thereafter
Accounting for Grants
Disclosure of accounting policy for grants.
Accounting for Grants, Policy [Policy Text Block]
Disclosure of information about accounting for grants.
Accounting for Grants [Table]
Grants by Program Type [Axis]
Description of funding received from U.S. Government and its agencies by type of funding programs.
Description of funding received from U.S. Government and its agencies by each type of funding program.
Grants by Program Type [Domain]
Stimulus Program [Member]
Represents information pertaining to Stimulus programs in which the funding received is on a cost-reimbursement basis for capital expenditures incurred by the entity to expand its network and is considered a capital grant.
Stimulus programs
Accounts receivable
Accounts Receivable [Member]
Universal Service Fund Program [Member]
Universal Service Fund programs
Represents information pertaining to Universal Service Fund programs in which the funding is received over time for operating the entity's network in certain rural geographical areas and is considered an income grant.
Accounting for Grants [Line Items]
Accounting for grants
Grant Depreciable Period
Term of depreciation of grant
The period during which grants are depreciable.
Proceeds from Grants
Amount received
Proceeds from grants received from U.S. Government and its agencies designed to fund telecommunications infrastructure expansion into rural or underserved areas of the United States.
Forfeited- Vested (in shares)
Number of vested options forfeited.
Share based Compensation Arrangement by Share based Payment Award Options Vested Options Forfeited Number of Shares
Share Based Compensation Arrangements by Share Based Payment Award Options Vested Options Forfeitures in Period Weighted Average Exercise Price
Forfeited- Vested (in dollars per share)
Weighted average price at which grantees could have acquired the underlying shares with respect to vested stock options that were terminated.
Share Based Compensation Arrangements by Share Based Payment Award Options Nonvested Options Forfeitures in Period Weighted Average Exercise Price
Forfeited- Unvested (in dollars per share)
Weighted average price at which grantees could have acquired the underlying shares with respect to non-vested stock options that were terminated.
ACCOUNTS RECEIVABLE
Accounts Receivable, Net [Abstract]
Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years after Year Four
2018-2022
Amount of benefits expected to be paid in five fiscal years after the fourth fiscal year following the latest fiscal year from a defined benefit plan.
GOVERNMENT GRANTS
Mobility Fund [Text Block]
The entire disclosure for Mobility Fund.
Supply Commitment Initial Term of License
Initial term of license
Represents the initial term of the license issued to provide services.
Supply Commitment Period Available under Options for License Extension
Period for optional extension of license term
Represents the period for which the license term can be extended at the option of the entity.
International wireless revenues
Represents a line item in the financial statements for international wireless revenues.
International Wireless Revenues [Member]
Business Acquisition Pro Forma Earnings Per Share Basic [Abstract]
Earnings per basic shares:
Business Acquisition Pro Forma Income Loss from Discontinued Operations Before Changes In Accounting and Extraordinary Items Net of Tax Per Share Basic
Discontinued Operations (in dollars per share)
The pro forma income from discontinued operations before changes in accounting and extraordinary items, net of tax effect per basic share of common stock for a period as if the business combination or combinations had been completed at the beginning of the period.
Business Acquisition Pro Forma Earnings Per Share Diluted [Abstract]
Earnings per diluted shares:
Business Acquisition Pro Forma Earnings Per Share Diluted [Abstract]
Business Acquisition Pro Forma Income Loss from Discontinued Operations Before Changes In Accounting and Extraordinary Items Net of Tax Per Share Diluted
Discontinued Operations (in dollars per share)
The pro forma income from discontinued operations before changes in accounting and extraordinary items, net of tax effect, per diluted share of common stock for a period as if the business combination or combinations had been completed at the beginning of the period.
Business Acquisition Pro Forma Weighted Average Number of Shares Outstanding Basic
Basic (in shares)
Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period as if the business combination or combinations had been completed at the beginning of the period.
Diluted (in shares)
The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period as if the business combination or combinations had been completed at the beginning of the period.
Business Acquisition Pro Forma Weighted Average Number of Diluted Shares Outstanding
Business Acquisition Pro Forma Weighted Average Number of Shares Outstanding [Abstract]
Shares:
Capital expenditures
Primary financial statement caption encompassing capital expenditures.
Capital Expenditures [Member]
Loss Contingency Renewal Fee of Telecommunications License
Renewal fee of telecommunications license
Represents the amount of renewal fee of telecommunications license.
Grant funds used to offset fixed asset related costs
Represents the amount of grants received for the construction of assets which are recognized as a reduction of the cost of fixed assets, a reduction of depreciation expense over the useful lives of the assets, and as a reduction of capital expenditures.
Grant Funds Used to Offset Fixed Asset Related Costs
Number of Reporting Units Where Fair Value Exceeded Carrying Value
Number of reporting units where fair value exceeded carrying value
Represents the number of reporting units where fair value exceeded carrying value.
Benefits and settlements paid
Represents the amount of payments made for which participants are entitled under a pension plan, including pension benefits, death benefits, and benefits due on termination of employment. Also includes the amount of decrease that relates to an irrevocable action that relieves the employer (or the plan) of primary responsibility for a benefit obligation and eliminates significant risks related to the obligation and the assets used to effect the settlement.
Defined Benefit Plan Benefits Paid and Settlements Benefit Obligation
Turks & Caicos intercompany note receivable write-down
TURKS AND CAICOS ISLANDS
Defined Benefit Plan Benefits Paid and Settlements Plan Assets
Benefits and settlements paid
Represents the amount of payments made for which participants are entitled under a pension plan, including pension benefits, death benefits, and benefits due on termination of employment. Also includes the amount that relates to an irrevocable action that relieves the employer (or the plan) of primary responsibility for a benefit obligation and eliminates significant risks related to the obligation and the assets used to effect the settlement.
Percentage by which Fair Value of One Reporting Unit Exceeded Carrying Value
Percentage by which fair value of one reporting unit exceeded carrying value
Represents the percentage by which fair value of one reporting unit exceeded carrying value.
Mobility Funds received to offset construction costs and future operations expenses.
Mobility Funds received
Mobility Funds Received
Period Over which Mobility Fund Used to Offset Costs of Supporting the Networks
Period over which a portion of the Mobility Funds is used to offset the costs of supporting the networks
Represents the period over which a portion of the Mobility Funds is used to offset the costs of supporting the networks.
GOVERNMENT GRANTS
Government Grants [Text Block]
GOVERNMENT GRANTS
The entire disclosure of government grants received or to be received by the entity.
Stimulus Grants [Table]
Tabular disclosure of different stimulus grants.
Upstate New York and Parts of Pennsylvania and Vermont [Member]
Upstate New York and parts of Pennsylvania and Vermont
Represents information pertaining to upstate New York and parts of Pennsylvania and Vermont.
Navajo Nation Across Arizona New Mexico and Utah [Member]
Navajo Nation across Arizona, New Mexico and Utah
Represents information pertaining to Navajo Nation across Arizona, New Mexico and Utah.
Stimulus Grants [Line Items]
GOVERNMENT GRANTS
Number of New Segments of Fiber-Optic Broadband Infrastructure
Number of new segments of fiber-optic, middle mile broadband infrastructure built
Represents the number of new segments of fiber-optic, middle mile broadband infrastructure built.
Number of Community Anchor Institutions to whom Broadband and Transport Services are Provided
Number of community anchor institutions to whom broadband and transport services are provided
Represents the number of community anchor institutions to whom broadband and transport services are provided.
Accrued taxes
Accrued Income Taxes, Current
Less: Accumulated depreciation
Less: accumulated depreciation
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Projected Pension Benefit Obligation
Accumulated Defined Benefit Plans Adjustment [Member]
Balance at beginning of period
Balance at end of period
Accumulated Other Comprehensive Income (Loss), Net of Tax
Accumulated other comprehensive loss
Accumulated Other Comprehensive Income/(Loss)
Accumulated Other Comprehensive Income (Loss) [Member]
Interest Rate Derivative Agreements
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Change in accumulated other comprehensive income (loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss) [Table]
Translation Adjustment
Accumulated Translation Adjustment [Member]
Estimated life
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life
Intangible assets
Acquired Finite-Lived Intangible Assets [Line Items]
Additional paid-in capital
Additional Paid in Capital, Common Stock
Additional Paid In Capital
Additional Paid-in Capital [Member]
Adjustments to reconcile net income to net cash flows provided by operating activities:
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Stock-based compensation
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition
Excess tax benefits from share-based compensation
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation
Non-cash stock compensation expense
Stock compensation expense
Allocated Share-based Compensation Expense
Accounts receivable, allowances (in dollars)
Less: allowance for doubtful accounts
Allowance for Doubtful Accounts Receivable, Current
Allowance for doubtful accounts
Allowance for Doubtful Accounts, Current [Member]
Deferred financing costs
Amortization of Financing Costs
Amortization
Amortization of Intangible Assets
Amortization of debt discount and debt issuance costs
Amortization of Financing Costs and Discounts
Antidilutive Securities [Axis]
Anti-dilutive common shares not included for computation of earnings per share
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities, Name [Domain]
Anti-dilutive potential shares excluded from the computation of diluted weighted average shares outstanding (in shares)
Anti-dilutive stock options excluded from computation of earnings per share (in shares)
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Accrued asset retirement obligations
Asset Retirement Obligation
Total assets
Total assets
Assets
Current Assets:
Assets, Current [Abstract]
ASSETS
Segment Assets
Assets sold or impaired:
Assets [Abstract]
Assets of discontinued operations
Assets of Disposal Group, Including Discontinued Operation
Total current assets
Current assets
Assets, Current
Assets measured at fair value
Total assets measured at fair value
Assets, Fair Value Disclosure
Assets of discontinued operations
Assets associated with discontinued operations
Assets Held-for-sale, Current
Prepayments and other current assets
Termination value of derivatives with credit-risk-related contingent features
Assets Needed for Immediate Settlement, Aggregate Fair Value
Base rate
Base Rate [Member]
Balance Sheet Location [Axis]
Balance Sheet Location [Domain]
Basis of Presentation
Basis of Accounting, Policy [Policy Text Block]
Buildings
Building [Member]
Diluted (in dollars per share)
Business Acquisition, Pro Forma Earnings Per Share, Diluted
Total (in dollars per share)
Basic (in dollars per share)
Business Acquisition, Pro Forma Earnings Per Share, Basic
Total (in dollars per share)
Deferred tax liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent
Business Acquisition [Axis]
Pro Forma (unaudited)
Business Acquisition, Pro Forma Information [Abstract]
Other long term liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other
Schedule of pro forma results of operations
Business Acquisition, Pro Forma Information [Table Text Block]
Telecommunications licenses
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets
Acquisitions
Joint venture related information
Non-Controlling Interests
Business Acquisition [Line Items]
Other long term assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets
Revenue
Business Acquisition, Pro Forma Revenue
Business Acquisition, Acquiree [Domain]
Continuing Operations (in dollars per share)
Business Acquisition, Pro Forma Income (Loss) from Continuing Operations before Changes in Accounting and Extraordinary Items, Net of Tax, Per Share, Basic
Continuing Operations (in dollars per share)
Business Acquisition, Pro Forma Income (Loss) from Continuing Operations before Changes in Accounting and Extraordinary Items, Net of Tax, Per Share, Diluted
Net income
Net income attributable to ATN stockholders
Business Acquisition, Pro Forma Net Income (Loss)
ACQUISITIONS
Total consideration
Business Combination, Consideration Transferred
ACQUISITIONS
Business Combination Disclosure [Text Block]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Financial Liabilities
Note payable- affiliate
Term loan assumed
Property, plant and equipment
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment
Amortizable intangible assets
Intangible assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles
Transaction-related charges
External acquisition-related costs
Business Combination, Acquisition Related Costs
Net assets acquired
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest
Non-controlling interests
Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value
Purchase price allocation:
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Bargain purchase gain, net of tax
Business Combination, Bargain Purchase, Gain Recognized, Amount
Cash
Cash and Cash Equivalents [Line Items]
Cash (in GYD)
Cash
Cash and cash equivalents
Cash and cash equivalents, beginning of period
Cash and cash equivalents, end of period
Cash and Cash Equivalents, at Carrying Value
Cash and Cash Equivalents
Cash and Cash Equivalents, Policy [Policy Text Block]
Cash acquired in business combinations
Cash Acquired from Acquisition
Cash and Cash Equivalents
Cash and Cash Equivalents [Abstract]
Net cash provided by (used in) investing activities of discontinued operations, net
Cash Provided by (Used in) Investing Activities, Discontinued Operations
Deposit with non-insured institutions
Cash, Uninsured Amount
Designated as cash flow hedges
Cash Flow Hedging [Member]
Derivative in Cash Flow Hedging Relationships
Net cash provided by (used in) operating activities of discontinued operations
Cash Provided by (Used in) Operating Activities, Discontinued Operations
Net cash used in financing activities of discontinued operations, net
Cash Provided by (Used in) Financing Activities, Discontinued Operations
Certificates of deposit
Certificates of Deposit, at Carrying Value
Certificate of deposit
Certificates of Deposit [Member]
COMMITMENTS AND CONTINGENCIES
Commitments and contingencies (Note 12)
Commitments and Contingencies.
COMMITMENTS AND CONTINGENCIES
Commitments and Contingencies Disclosure [Text Block]
Common stock, par value (in dollars per share)
Common Stock, Par or Stated Value Per Share
Common Stock
Common Stock [Member]
Common stock, $0.01 par value per share; 50,000,000 shares authorized; 16,494,982 and 16,613,957 shares issued, respectively, and 15,816,189 and 15,907,315 shares outstanding, respectively
Common Stock, Value, Issued
Common stock, shares issued
Common Stock, Shares, Issued
DIVIDENDS PER SHARE APPLICABLE TO COMMON STOCK (in dollars per share)
Common Stock, Dividends, Per Share, Declared
Common stock, shares authorized
Common Stock, Shares Authorized
Common stock, shares outstanding
Common Stock, Shares, Outstanding
RETIREMENT PLANS
Components of income tax expense (benefit)
Components of Income Tax Expense (Benefit), Continuing Operations [Abstract]
Significant components of deferred tax assets and liabilities
Components of Deferred Tax Assets and Liabilities [Abstract]
Less: Comprehensive income attributable to non-controlling interests
Comprehensive (Income) Loss, Net of Tax, Attributable to Noncontrolling Interest
Changes in Accumulated Other Comprehensive Income (Loss)
Comprehensive Income, Policy [Policy Text Block]
Comprehensive income attributable to Atlantic Tele-Network, Inc.
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Comprehensive income:
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract]
Comprehensive income
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
Concentration Risk Type [Domain]
Credit concentrations and significant customers
Concentration Risk [Line Items]
Concentration Risk Benchmark [Domain]
Credit Concentrations and Significant Customers
Concentration Risk, Credit Risk, Policy [Policy Text Block]
Concentration Risk Type [Axis]
Concentration Risk [Table]
Concentration Risk Benchmark [Axis]
Percentage of concentration risk
Concentration Risk, Percentage
Consolidation Items [Domain]
Consolidation Items [Axis]
Change in equity ownership of consolidated subsidiaries
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Net
Construction in progress
Construction in Progress [Member]
2015
Contractual Obligation, Due in Second Year
2018
Contractual Obligation, Due in Fifth Year
2017
Contractual Obligation, Due in Fourth Year
2014
Contractual Obligation, Due in Next Twelve Months
2016
Contractual Obligation, Due in Third Year
Thereafter
Contractual Obligation, Due after Fifth Year
Total obligations under operating leases
Contractual Obligation
Caribbean Telecom Partners, LLC
CTP
Corporate Joint Venture [Member]
Credit Facility [Axis]
Credit concentration
Credit Concentration Risk [Member]
Credit Facility [Domain]
Currency [Axis]
United States-State
Current State and Local Tax Expense (Benefit)
Current:
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Foreign
Current Foreign Tax Expense (Benefit)
United States-Federal
Current Federal Tax Expense (Benefit)
Total current income tax expense (benefit)
Current Income Tax Expense (Benefit)
Customer relationships
Customer Relationships
Customer Relationships [Member]
Customer concentration
Customer Concentration Risk [Member]
Advance payments and deposits
Customer Advances and Deposits, Current
Derivatives designated as hedging instruments
Designated as Hedging Instrument [Member]
Description of variable rate basis
Debt Instrument, Description of Variable Rate Basis
Long-term debt
Debt Instrument [Line Items]
Schedule of Long-term Debt Instruments [Table]
Basis spread on variable rate (as a percent)
Debt Instrument, Basis Spread on Variable Rate
LONG-TERM DEBT
Outstanding debt
Long-term Debt, Gross
Effective interest rate (as a percent)
Debt Instrument, Interest Rate, Effective Percentage
Less: debt discount
Debt Instrument, Unamortized Discount
Debt
Debt, Policy [Policy Text Block]
Deferred tax liabilities:
Deferred Tax Liabilities, Net [Abstract]
Total deferred tax liabilities
Deferred Tax Liabilities, Gross
United States-Federal
Deferred Federal Income Tax Expense (Benefit)
Deferred:
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]
Foreign
Deferred Foreign Income Tax Expense (Benefit)
Deferred income taxes
Total deferred income tax expense (benefit)
Deferred Income Tax Expense (Benefit)
United States-State
Deferred State and Local Income Tax Expense (Benefit)
Interest rate swap
Deferred Tax Assets, Derivative Instruments
Long term
Deferred Tax Assets, Net, Noncurrent
Current
Deferred income taxes
Deferred Tax Assets, Net, Current
Temporary differences not currently deductible for tax
Deferred Tax Assets, Other
Tax credits
Deferred Tax Assets, Tax Credit Carryforwards, Other
Total deferred tax asset
Deferred Tax Assets, Net of Valuation Allowance
Deferred tax assets:
Deferred Tax Assets, Net [Abstract]
Deferred compensation
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation
Deferred income taxes
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent
Net operating losses
Deferred Tax Assets, Operating Loss Carryforwards
Foreign tax credit carryforwards
Deferred Tax Assets, Tax Credit Carryforwards, Foreign
Pension benefits
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pensions
Valuation allowance
Deferred Tax Assets, Valuation Allowance
Deferred income taxes
Deferred Tax Liabilities, Net, Noncurrent
Long term
Property, plant and equipment, net
Deferred Tax Liabilities, Property, Plant and Equipment
Deferred tax liabilities:
Deferred Tax Liabilities, Net, Classification [Abstract]
Intangible assets, net
Deferred Tax Liabilities, Intangible Assets
Net deferred tax liabilities
Deferred Tax Liabilities, Net
Receivables reserve
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Reserves
Current
Deferred Tax Liabilities, Net, Current
Deferred income taxes
Settlement charge
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements
Accumulated other comprehensive loss, net of tax
Accumulated other comprehensive loss, net of tax
Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), after Tax
Expected contribution in 2014
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year
2016
Defined Benefit Plan, Expected Future Benefit Payments, Year Three
Balance at beginning of year
Balance at end of year
Defined Benefit Plan, Benefit Obligation
Total
Defined Benefit Plan, Amounts Recognized in Balance Sheet
Amortization of prior service costs
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)
Projected benefit obligations:
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Actuarial (loss) gain
Defined Benefit Plan, Actuarial Gain (Loss)
2015
Defined Benefit Plan, Expected Future Benefit Payments, Year Two
Net actuarial loss
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), Net Gains (Losses), before Tax
2018
Defined Benefit Plan, Expected Future Benefit Payments, Year Five
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Return on Assets
Expected long-term return on plan assets (as a percent)
Amortization of unrecognized net actuarial loss
Defined Benefit Plan, Amortization of Gains (Losses)
Amounts recognized on the consolidated balance sheets
Defined Benefit Plan, Amounts Recognized in Balance Sheet [Abstract]
Accumulated other comprehensive loss, pre-tax
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax
2017
Defined Benefit Plan, Expected Future Benefit Payments, Year Four
Amounts recognized in accumulated other comprehensive loss
Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), after Tax [Abstract]
2014
Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months
Retirement plans
Defined Benefit Plan Disclosure [Line Items]
Actual return on plan assets
Defined Benefit Plan, Actual Return on Plan Assets
Benefits paid
Defined Benefit Plan, Benefits Paid
2019-2023
Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter
Plan net assets:
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Estimated Pension Benefits
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract]
Exchange rate adjustment
Defined Benefit Plan, Foreign Currency Exchange Rate Changes, Plan Assets
Service cost
Defined Benefit Plan, Service Cost
Funded status of plan
Defined Benefit Plan, Funded Status of Plan [Abstract]
Over funded status of plan
Defined Benefit Plan, Funded Status of Plan
Pension plan assets
Defined Benefit Plan, Information about Plan Assets [Abstract]
Interest cost
Defined Benefit Plan, Interest Cost
Balance at beginning of year
Balance at end of year
Fair value of plan assets
Defined Benefit Plan, Fair Value of Plan Assets
Exchange rate adjustment
Defined Benefit Plan, Foreign Currency Exchange Rate Gain (Loss)
Company contributions
Defined Benefit Plan, Contributions by Employer
Defined Benefit Plan, Settlements, Plan Assets
Settlements
Net periodic pension cost
Defined Benefit Plan, Net Periodic Benefit Cost
Components of the plan's net periodic pension cost
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Expected return on plan assets
Defined Benefit Plan, Expected Return on Plan Assets
Defined Benefit Plan, Asset Categories [Axis]
Defined Benefit Plan and Other Postretirement Benefit Plan [Domain]
Weighted-average asset allocations (as a percent)
Defined Benefit Plan, Actual Plan Asset Allocations
Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]
Other assets
Defined Benefit Plan, Assets for Plan Benefits, Noncurrent
Prior service cost
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), Net Prior Service Cost (Credit), before Tax
Depreciation and amortization
Depreciation, Depletion and Amortization, Nonproduction
Depreciation and amortization
Depreciation, Depletion and Amortization
Derivative Instrument [Axis]
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES
Derivative Instruments and Hedging Activities Disclosure [Text Block]
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES
Fair Value, liability derivatives
Interest rate derivative
Derivative Liability, Fair Value, Gross Liability
Derivative Contract [Domain]
Hedging Relationship [Axis]
Derivative instruments and hedging activities
Derivative Instruments, Gain (Loss) [Line Items]
Hedge ineffectiveness recognized
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivative (Effective Portion)
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net
Loss on derivative determined to be ineffective
Derivative, Net Hedge Ineffectiveness Gain (Loss)
Liability position related to credit-risk-related contingent features
Derivative, Net Liability Position, Aggregate Fair Value
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income (Effective Portion)
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net
Derivative Instruments, Gain (Loss) [Table]
Derivatives
Derivatives, Policy [Policy Text Block]
Derivative instruments and hedging activities
Derivatives, Fair Value [Line Items]
Brian A. Schuchman
Director [Member]
EQUITY
Gain on sale of discontinued operations (in dollars per share)
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax, Per Diluted Share
Gain on sale of discontinued operations (in dollars per share)
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax, Per Basic Share
Pre-tax gain
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax
Gain on sale of operations
Discontinued Operation, Additional Disclosures [Abstract]
DISCONTINUED OPERATIONS - SALE OF U.S. RETAIL WIRELESS BUSINESS
Income from discontinued operations, net of tax
Income from discontinued operations, net of tax
Income from discontinued operations, net of tax expense
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax
Less: Income taxes at effective rate
Discontinued Operation, Tax Effect of Income (Loss) from Disposal of Discontinued Operation
Income from discontinued operations, tax expense
Discontinued Operation, Tax Effect of Income (Loss) from Discontinued Operation During Phase-out Period
Gain on sale of discontinued operations, net of tax
Gain on sale of discontinued operations
Net gain on sale
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax
Gain on sale of assets
Other current liabilities
Disposal Group, Including Discontinued Operation, Other Current Liabilities
Property, plant and equipment, net
Disposal Group, Including Discontinued Operation, Property, Plant, and Equipment, Net
Revenues and income from discontinued operations
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Materials and supplies
Disposal Group, Including Discontinued Operation, Inventory
Accounts payable and accrued liabilities
Disposal Group, Including Discontinued Operation, Accounts Payable and Accrued Liabilities, Current
Prepayments and other current assets
Disposal Group, Including Discontinued Operation, Prepaid and Other Assets, Current
Disposal Groups, Including Discontinued Operations, Name [Domain]
Assets and liabilities of discontinued operations
Disposal Group, Including Discontinued Operation, Classified Balance Sheet Disclosures [Abstract]
Other liabilities
Disposal Group, Including Discontinued Operation, Other Noncurrent Liabilities
Other assets
Disposal Group, Including Discontinued Operation, Other Noncurrent Assets
DISCONTINUED OPERATIONS - SALE OF U.S. RETAIL WIRELESS BUSINESS
Disposal Groups, Including Discontinued Operations, Disclosure [Text Block]
Accounts receivable, net
Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net
Accrued taxes
Disposal Group, Including Discontinued Operation, Accrued Income Taxes Payable
Revenue from discontinued operations
Disposal Group, Including Discontinued Operation, Revenue
Dividends declared on common stock
Dividends declared on common stock
Dividends, Common Stock
Dividends declared, not paid
Dividends Payable
Dividends payable
Dividends Payable, Current
NET INCOME PER WEIGHTED AVERAGE BASIC SHARE ATTRIBUTABLE TO ATLANTIC TELE-NETWORK, INC. STOCKHOLDERS:
Earnings Per Share, Basic [Abstract]
Net income per weighted average basic share attributable to Atlantic Tele-Network, Inc stockholders
Earnings per basic shares:
NET INCOME PER WEIGHTED AVERAGE DILUTED SHARE ATTRIBUTABLE TO ATLANTIC TELE-NETWORK, INC. STOCKHOLDERS:
Earnings Per Share, Diluted [Abstract]
Net income per weighted average diluted share attributable to Atlantic Tele-Network, Inc stockholders
Earnings per diluted shares:
Earnings per share:
Earnings Per Share, Basic and Diluted [Abstract]
NET INCOME PER SHARE
Earnings Per Share [Text Block]
Net Income Per Share
Earnings Per Share, Policy [Policy Text Block]
Basic (in dollars per share)
Earnings per share (basic) (in dollars per share)
Total (in dollars per share)
Earnings Per Share, Basic
Diluted (in dollars per share)
Earnings per share (diluted) (in dollars per share)
Total (in dollars per share)
Earnings Per Share, Diluted
NET INCOME PER WEIGHTED AVERAGE SHARE ATTRIBUTABLE TO ATLANTIC TELE-NETWORK, INC. STOCKHOLDERS
NET INCOME PER SHARE
Effect of foreign currency exchange rates on cash and cash equivalents
Effect of Exchange Rate on Cash and Cash Equivalents
Effective tax rate (as a percent)
Effective Income Tax Rate Reconciliation, Percent
Statutory federal income tax rate (as a percent)
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
Stock options
Employee Stock Option [Member]
Excess tax benefits from share-based compensation
Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options
Unamortized stock based compensation
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized [Abstract]
Unamortized stock based compensation
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized
Weighted-average period for recognition of unamortized stock-based compensation cost
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition
Cash proceeds received upon exercise of options
Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options
Telecommunications equipment and towers
Equipment [Member]
EQUITY
Investment, Name [Domain]
Equity Component [Domain]
Non-Controlling Interests
Dividends received from unconsolidated affiliates
Proceeds from Equity Method Investment, Dividends or Distributions
Equity securities
Equity Securities [Member]
Total
Estimate of Fair Value Measurement [Member]
Amount relinquished in Mobility Fund Grants
Extinguishment of Debt, Amount
Amount terminated
Termination of facility
Measurement Frequency [Axis]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Fair Value, Hierarchy [Axis]
Liability Class [Axis]
Discount rate (as a percent)
Fair Value Inputs, Discount Rate
Recurring basis
Recurring
Fair Value, Measurements, Recurring [Member]
Fair Value, Measurement Frequency [Domain]
Asset Class [Axis]
Fair Value by Liability Class [Domain]
Fair value measurements
Fair value of financial instruments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
FAIR VALUE MEASUREMENTS
Fair Value Hierarchy [Domain]
Asset Class [Domain]
Fair Value of Financial Instruments
Fair Value of Financial Instruments, Policy [Policy Text Block]
FAIR VALUE MEASUREMENTS
Fair Value Disclosures [Text Block]
Level 3
Fair Value, Inputs, Level 3 [Member]
Quoted Prices in Active Markets (Level 1)
Level 1
Fair Value, Inputs, Level 1 [Member]
Significant Other Observable Inputs (Level 2)
Level 2
Fair Value, Inputs, Level 2 [Member]
Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]
United States-Federal
Federal Income Tax Expense (Benefit), Continuing Operations
Gross
Finite-Lived Intangible Assets, Gross
2018
Finite-Lived Intangible Assets, Amortization Expense, Year Five
Finite-lived intangible assets
Finite-Lived Intangible Assets [Line Items]
2016
Finite-Lived Intangible Assets, Amortization Expense, Year Three
Future Amortization
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Accumulated amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Net
Finite-Lived Intangible Assets, Net
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table]
Finite lived intangible assets, net
Finite-Lived Intangible Assets, Net [Abstract]
Thereafter
Finite-Lived Intangible Assets, Amortization Expense, after Year Five
2014
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months
2017
Finite-Lived Intangible Assets, Amortization Expense, Year Four
2015
Finite-Lived Intangible Assets, Amortization Expense, Year Two
Fixed income securities
Fixed Income Securities [Member]
Foreign Currency Gains and Losses
Foreign Currency Transactions and Translations Policy [Policy Text Block]
Value of a Guyana dollar to one U.S. dollar
Foreign Currency Exchange Rate, Remeasurement
Foreign
Foreign Income Tax Expense (Benefit), Continuing Operations
Foreign
Foreign Tax Authority [Member]
Foreign currency gain (loss)
Foreign Currency Transaction Gain (Loss), before Tax
Pension plans for GT&T employees
Foreign Pension Plan, Defined Benefit [Member]
Foreign Currency Gains and Losses
Foreign Currency Transaction [Abstract]
Furniture and fixtures
Furniture and Fixtures [Member]
Gain on disposition of long-lived assets
Gain on disposition of long-lived assets
Gain on disposition of long lived assets
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property
General and administrative
General and Administrative Expense
General and administrative expense
General and Administrative Expense [Member]
Impairment of intangible assets
Goodwill and Intangible Asset Impairment
Impairment of intangibles
Goodwill impairment
Impairment charge
Goodwill, Impairment Loss
Impairment charge
Goodwill
Balance at the beginning of the period
Balance at the end of the period
Goodwill
Goodwill balance
GOODWILL AND INTANGIBLE ASSETS
Goodwill and Intangible Assets Disclosure [Text Block]
Goodwill
Goodwill [Line Items]
Goodwill and Indefinite Lived Intangible Assets
Changes in the carrying amount of goodwill, by operating segment
Goodwill [Roll Forward]
GOODWILL AND INTANGIBLE ASSETS
Acquired goodwill
Goodwill, Acquired During Period
Changes in the carrying amounts of goodwill
Goodwill, Period Increase (Decrease)
Hedging Designation [Axis]
Hedging Designation [Domain]
Hedging Relationship [Domain]
Acquired licenses
Indefinite-lived Intangible Assets Acquired
Impairment of intangible assets
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)
Telecommunications license impairment
Impairment charge
Continuing operations (in dollars per share)
Income (Loss) from Continuing Operations, Per Basic Share
Continuing Operations (in dollars per share)
INCOME FROM DISCONTINUED OPERATIONS:
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract]
Income from discontinued operations:
Equity in earnings of an unconsolidated affiliate
Equity in earnings of unconsolidated affiliates
Income (Loss) from Equity Method Investments
Discontinued operations:
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share [Abstract]
Discontinued operations:
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share [Abstract]
Total discontinued operations (in dollars per share)
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share
Discontinued Operations (in dollars per share)
Components of income before income taxes
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest [Abstract]
CONDENSED CONSOLIDATED INCOME STATEMENTS
Income Statement Location [Axis]
INCOME TAXES
Income Tax Authority [Domain]
Disposal Group Name [Axis]
Pending Sale Of U.S. Retail Wireless Business
SALE OF U.S. RETAIL WIRELESS BUSINESS
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Continued operations (in dollars per share)
Income (Loss) from Continuing Operations, Per Diluted Share
Continuing Operations (in dollars per share)
Foreign
Income (Loss) from Continuing Operations before Income Taxes, Foreign
Income Tax Authority [Axis]
Domestic
Income (Loss) from Continuing Operations before Income Taxes, Domestic
Income from discontinued operations, net of tax
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest
Income from discontinued operations, net of tax
Income Tax Disclosure [Text Block]
INCOME TAXES
Income Statement Location [Domain]
Total discontinued operations (in dollars per share)
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share
Discontinued Operations (in dollars per share)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Table]
Consolidated:
Income Tax Expense (Benefit), Continuing Operations [Abstract]
Income tax receivable
Income Taxes Receivable
Income tax expense
Income tax expense
Income Tax Expense (Benefit)
Income tax provision
Valuation allowance
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount
Bargain purchase gain
Reconciliation from the tax computed at statutory income tax rates to the Company's income tax expense
Effective Income Tax Rate Reconciliation, Amount [Abstract]
Interest and penalties accrued
Income Tax Examination, Penalties and Interest Accrued
Continuing operations
Income (Loss) from Continuing Operations Attributable to Noncontrolling Interest
INCOME FROM CONTINUING OPERATIONS
Income (Loss) from Continuing Operations, Including Portion Attributable to Noncontrolling Interest
Taxes paid, net
Income Taxes Paid, Net
Tax computed at statutory U.S. federal income tax rates
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount
Income Taxes
Income Tax, Policy [Policy Text Block]
State taxes
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount
Other, net
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount
Income taxes in excess (below) of statutory U.S. tax rates
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount
Research and development credit
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount
Discontinued operations
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Noncontrolling Interest
Accounts receivable, net
Increase (Decrease) in Accounts Receivable
Accrued taxes
Increase (Decrease) in Income Taxes Payable
Changes in operating assets and liabilities, excluding the effects of acquisitions:
Increase (Decrease) in Operating Capital [Abstract]
Other
Increase (Decrease) in Other Operating Assets and Liabilities, Net
Income tax receivable
Increase (Decrease) in Income Taxes Receivable
Decrease in restricted cash
Increase (Decrease) in Restricted Cash
Increase (Decrease) in Stockholders' Equity
Changes in total equity
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stockholders' equity
Stock options (in shares)
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements
Changes in the carrying amount of the company's telecommunications licenses, by operating segment
Indefinite-lived Intangible Assets [Roll Forward]
Indefinite-lived Intangible Assets [Axis]
Telecommunications licenses
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Telecommunication licenses, net
Balance at the beginning of the period
Balance at the end of the period
Indefinite-Lived License Agreements
Telecommunications licenses
Indefinite-lived Intangible Assets, Written off Related to Sale of Business Unit
Licenses sold
Intangible Assets
Intangible Assets, Finite-Lived, Policy [Policy Text Block]
Interest expense
Interest Expense
Interest expenses
Interest Expense, Debt
Interest expense, net
Interest Income (Expense), Net
Amount to be reclassified from AOCI to interest expense in next 12 months
Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net
Interest paid
Interest Paid
Interest rate derivative
Interest Rate Swaps
Interest Rate Swap [Member]
Federal
Internal Revenue Service (IRS) [Member]
Materials and supplies
Inventory, Gross
Materials and Supplies
Inventory, Policy [Policy Text Block]
Interest income
Investment Income, Interest
Investment to acquire controlling interest in joint venture
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures
LIBOR
London Interbank Offered Rate (LIBOR) [Member]
Outstanding letters of credit
Letters of credit posted to USAC
Letters of Credit Outstanding, Amount
Long-term Debt, Type [Axis]
Long-term Debt, Type [Domain]
Weighted-average interest rate (as a percent)
Long-term Debt, Weighted Average Interest Rate
Land
Land [Member]
Leasehold improvements
Leasehold Improvements [Member]
Letter of credit sub-facility
Letters of credit
Letter of Credit [Member]
Total current liabilities
Current liabilities
Liabilities, Current
Total liabilities and equity
Liabilities and Equity
Liabilities of discontinued operations
Liabilities of Assets Held-for-sale
Liabilities sold:
Liabilities [Abstract]
Accounts payable and accrued liabilities
Current Liabilities:
Liabilities, Current [Abstract]
Total liabilities
Liabilities
Liabilities of discontinued operations
Liabilities of Disposal Group, Including Discontinued Operation
LIABILITIES AND EQUITY
Liabilities and Equity [Abstract]
Liabilities measured at fair value
Total liabilities measured at fair value
Financial and Nonfinancial Liabilities, Fair Value Disclosure
Telecommunications Licenses
Licensing Agreements [Member]
Commitment fee (as a percent)
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage
Maximum borrowing capacity
Line of Credit Facility, Maximum Borrowing Capacity
Mobility Fund letters of credit outstanding
Line of Credit Facility, Amount Outstanding
Availability under the facility
Line of Credit Facility, Remaining Borrowing Capacity
All letters of credit remained outstanding
Litigation Case [Domain]
Litigation Status [Domain]
Litigation Case [Axis]
Litigation Status [Axis]
ACCOUNTS RECEIVABLE:
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]
LONG-TERM DEBT
Long-term Debt [Text Block]
2014
Long-term Debt, Maturities, Repayments of Principal in Year Two
2016
Long-term Debt, Maturities, Repayments of Principal in Year Four
2017
Long-term Debt, Maturities, Repayments of Principal in Year Five
Thereafter
Long-term Debt, Maturities, Repayments of Principal after Year Five
2015
Long-term Debt, Maturities, Repayments of Principal in Year Three
Principal Repayment
Future principal repayments
Long-term Debt, Fiscal Year Maturity [Abstract]
Current portion of long-term debt
Less: current portion
Long-term Debt, Current Maturities
Long-term debt, excluding current portion
Net carrying amount
Long-term Debt, Excluding Current Maturities
2013
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months
Future payments related to disputed tax assessments
Loss Contingency, Estimate of Possible Loss
Loss Contingency, Nature [Domain]
Loss Contingencies [Table]
Damages asserted
Loss Contingency, Damages Sought, Value
Commitments and contingencies
Loss Contingencies [Line Items]
Accrued contingent liability
Loss Contingency Accrual
Loss Contingency Nature [Axis]
Customer [Axis]
Reconciling Items
Segment Reconciling Items [Member]
Maximum
Maximum [Member]
Minimum
Minimum [Member]
Non-controlling interest in equity acquired
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests
Net income attributable to non-controlling interests, net of tax:
Net Income (Loss) Attributable to Noncontrolling Interest [Abstract]
Distributions to non-controlling interests
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders
Percentage of controlling interest
Noncontrolling Interest, Ownership Percentage by Parent
Non-controlling interests
Stockholders' Equity Attributable to Noncontrolling Interest
Amount included in non-controlling interests
Ownership interest held by related party (as a percent)
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners
Money market funds
Money Market Funds, at Carrying Value
Money market funds
Money Market Funds [Member]
Movement in valuation and qualifying accounts
Movement in Valuation Allowances and Reserves [Roll Forward]
Customer [Domain]
ORGANIZATION AND BUSINESS OPERATIONS
Nature of Operations [Text Block]
Cash flows from financing activities:
Net Cash Provided by (Used in) Financing Activities [Abstract]
Net change in cash and cash equivalents
Net Cash Provided by (Used in) Continuing Operations
NET INCOME ATTRIBUTABLE TO ATLANTIC TELE-NETWORK, INC. STOCKHOLDERS
Net income
Net income attributable to ATN stockholders
Net Income (Loss) Available to Common Stockholders, Basic
Net cash provided by (used in) operating activities of continuing operations
Net Cash Provided by (Used in) Operating Activities, Continuing Operations
Net cash used in financing activities of continuing operations
Net Cash Provided by (Used in) Financing Activities, Continuing Operations
Cash flows from investing activities:
Net Cash Provided by (Used in) Investing Activities [Abstract]
Net cash provided by (used in) investing activities
Net Cash Provided by (Used in) Investing Activities
Cash flows from operating activities:
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net cash provided by (used in) investing activities of continuing operations
Net Cash Provided by (Used in) Investing Activities, Continuing Operations
Net cash used in financing activities
Net Cash Provided by (Used in) Financing Activities
Net cash provided by (used in) operating activities
Net Cash Provided by (Used in) Operating Activities
Net income attributable to non-controlling interests, net of tax
Net Income (Loss) Attributable to Noncontrolling Interest
Recent Accounting Pronouncements
New Accounting Pronouncements, Policy [Policy Text Block]
Other income (expense), net
Other income (expense), net
Nonoperating Income (Expense)
OTHER INCOME (EXPENSE):
Nonoperating Income (Expense) [Abstract]
Note payable - other
Notes Payable, Other Payables [Member]
Number of reportable segments
Number of Reportable Segments
Non-controlling interest in equity acquired, net of tax of $2,280 for the year ended December 31, 2011 respectively
Investments made by minority shareholders
Noncontrolling Interest, Increase from Subsidiary Equity Issuance
Non-Controlling Interests
Noncontrolling Interest [Member]
Investments made by minority shareholders
Noncontrolling Interest, Increase from Business Combination
Operating Leases, Future Minimum Payments, Due Thereafter
Obligation for payments under leases
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
OPERATING EXPENSES (excluding depreciation and amortization unless otherwise indicated):
Operating Expenses [Abstract]
Operating Leases, Future Minimum Payments, Due in Four Years
Total operating expenses
Operating expenses
Operating Expenses
Operating Leases, Future Minimum Payments, Due in Five Years
Rent expense
Operating Leases, Rent Expense, Net [Abstract]
Operating Leases, Future Minimum Payments, Due in Three Years
Rent expense
Operating Leases, Rent Expense, Net
Operating Leases, Future Minimum Payments Due, Next Twelve Months
Income from operations
Operating income (loss)
Consolidated operating income
Operating Income (Loss)
Operating Loss Carryforwards [Table]
Operating loss carryforwards
Operating Loss Carryforwards [Line Items]
Operating Segments [Member]
Operating segments
Operating Leases, Future Minimum Payments, Due in Two Years
Operating Leases, Future Minimum Payments Due
Net operating loss carryforwards
Operating Loss Carryforwards
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block]
Other comprehensive income, net of tax
Other comprehensive income, net of tax expense (benefit) of $2,316, $1,315 and ($1,327) for the years ended December 31, 2013, 2012 and 2011, respectively
Other comprehensive income before reclassifications, net of taxes of $2.2 million
Other Comprehensive Income (Loss), Net of Tax
Projected pension benefit obligation, net of tax expense (benefit) of $0.2 million, $(1.2) million and $0.2 million
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Transition (Asset) Obligation, Net of Tax
Adjust funded status of pension plan, net of tax of $0.2 million
Other current liabilities
Other Current Liabilities [Member]
Other long-term liabilities
Other Noncurrent Liabilities [Member]
Projected pension benefit obligation, tax expense (benefit)
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Transition (Asset) Obligation, Tax
Adjust funded status of pension plan, tax
Other comprehensive income before reclassifications, net of taxes of $2.5 million
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax
Amounts reclassified from accumulated other comprehensive income, tax
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Tax
Foreign currency translation adjustment
Translation Adjustment
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax
Reclassification unrealized loss on interest rate derivative contracts
Other assets
Other assets
Other Assets, Noncurrent
Other comprehensive income before reclassifications, tax
Other Comprehensive Income (Loss), Tax
Other intangible assets
Other Intangible Assets, Net
Other comprehensive income(loss)-
Other comprehensive income:
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income
Unrealized gain on interest rate swap, net of tax expense of $0.4 million and $0.0 million, respectively
Gain on interest rate swap (net of tax)
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax
Unrealized gain on interest rate swap, tax expense
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax
Other income (expense), net
Other Nonoperating Income (Expense)
Other liabilities
Other liabilities
Other Liabilities, Noncurrent
Other current liabilities
Other Liabilities, Current
Other Income
Other Income [Member]
Liability
Other Liabilities [Member]
Other comprehensive income:
Prime Rate
Prime Rate [Member]
Products and Services [Domain]
Products and Services [Domain]
Total ATNI Stockholders' Equity
Atlantic Tele-Network, Inc.
Parent [Member]
Purchase of common stock
Purchase of common stock
Payments for Repurchase of Common Stock
Other
Payments for (Proceeds from) Other Investing Activities
Investment in exchange for controlling interest
Payments to Acquire Businesses and Interest in Affiliates
Acquisitions of assets
Payments to Acquire Productive Assets
Capital expenditures
Distributions to non-controlling interests
Payments of Ordinary Dividends, Noncontrolling Interest
Amount distributed to minority shareholders
Acquisitions of businesses
Payments to Acquire Businesses, Net of Cash Acquired
Total cash consideration
Payments to Acquire Businesses, Gross
Dividends paid on common stock
Payments of Ordinary Dividends, Common Stock
Capital expenditures
Capital expenditures
Payments to Acquire Property, Plant, and Equipment
Amount spent in capital expenditures
Payment of debt issuance costs
Payment of debt issuance costs
Payments of Debt Issuance Costs
Repurchase of non-controlling interests
Payments to Noncontrolling Interests
Pending litigation, adverse outcome
Pending Litigation [Member]
Other liabilities
Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent
RETIREMENT PLANS
Pension and Other Postretirement Benefits Disclosure [Text Block]
Plan Name [Domain]
Plan Asset Categories [Domain]
Plan Name [Axis]
Preferred stock, par value (in dollars per share)
Preferred Stock, Par or Stated Value Per Share
Preferred stock, $0.01 par value per share; 10,000,000 shares authorized, none issued and outstanding
Preferred Stock, Value, Issued
Preferred stock, shares issued
Preferred Stock, Shares Issued
Preferred stock, shares authorized
Preferred Stock, Shares Authorized
Preferred stock, shares outstanding
Preferred Stock, Shares Outstanding
Prepayments and other current assets
Prepaid Expense and Other Assets, Current
Prior period reclassifications
Prior Period Reclassification Adjustment
Cash proceeds
Proceeds from Divestiture of Businesses
Proceeds from borrowings under revolver loan
Proceeds from (Repayments of) Lines of Credit
Investments made by minority shareholders in consolidated affiliates
Proceeds from Noncontrolling Interests
Amount of letters of credit drawn
Proceeds from Lines of Credit
Proceeds from borrowings under term loan
Proceeds from Issuance of Long-term Debt
Proceeds from stock option exercises
Proceeds from Stock Options Exercised
Sale/purchase of short term investments
Proceeds from Sale and Maturity of Marketable Securities
Proceeds from disposition of long-lived assets
Sales proceeds
Proceeds from Sale of Productive Assets
Products and Services [Axis]
Net income
NET INCOME
Net income (loss)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Useful life
Useful Life
Property, Plant and Equipment, Useful Life
Fixed Assets:
Property, Plant and Equipment, Net [Abstract]
Property, plant and equipment
Total property, plant, and equipment
Property, Plant and Equipment, Gross
Fixed Assets
Property, Plant and Equipment, Policy [Policy Text Block]
Property, plant and equipment, net
Net fixed assets
Property, Plant and Equipment, Net
Net fixed assets
FIXED ASSETS:
Schedule of property, plant and equipment
Property, Plant and Equipment [Table Text Block]
Property, Plant and Equipment, Type [Domain]
Property, Plant and Equipment, Type [Axis]
FIXED ASSETS:
Property, Plant and Equipment Disclosure [Text Block]
Schedule of gain recorded on sale of assets
Property, Plant and Equipment, Schedule of Significant Acquisitions and Disposals [Table Text Block]
Fixed Assets
Fixed assets
Property, Plant and Equipment [Line Items]
Provision for doubtful accounts
Provision for Doubtful Accounts
Quarterly financial data
Quarterly Financial Data [Abstract]
QUARTERLY FINANCIAL DATA (UNAUDITED)
Quarterly Financial Information [Text Block]
QUARTERLY FINANCIAL DATA (UNAUDITED)
Range [Axis]
Range [Domain]
ACCOUNTS RECEIVABLE:
Amounts reclassified from accumulated other comprehensive income, net of taxes of $2.0 million
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax
Activity related to unrecognized tax benefits
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
RELATED PARTY TRANSACTIONS
Related Party Transactions Disclosure [Text Block]
Related Party Transaction
Related Party Transaction [Line Items]
Related Party [Axis]
Related Party [Domain]
RELATED PARTY TRANSACTIONS
Principal repayments of revolver loan
Repayments of Long-term Lines of Credit
Principal repayments of term loan
Repayments of Long-term Debt
Restricted cash
Restricted Cash and Cash Equivalents
Restricted Stock
Restricted Stock [Member]
Restricted cash
Restricted cash, current
Restricted Cash and Cash Equivalents, Current
Restricted cash, long-term
Restricted Cash and Cash Equivalents, Noncurrent
Restricted cash
Retained Earnings
Retained Earnings [Member]
Retained earnings
Retained Earnings (Accumulated Deficit)
Federal stimulus grant
Revenue from Grants
Revenue Recognition
Revenue Recognition, Policy [Policy Text Block]
Consolidated revenues
Total revenue
Revenue
Revenues
Revenues
Total revenue
REVENUE:
Revenue
Revenues [Abstract]
Revolver loan
Revolving Credit Facility [Member]
EQUITY
Exercisable
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value
Expected life
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term
Forfeited- Unvested (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Options Forfeited, Number of Shares
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period
Expiration term
Vested and expected to vest
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term
Exercisable
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term
Outstanding
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term
Schedule of future amortization of customer relationships, in Island Wireless segment
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
Supply Commitment [Table]
Commitments and contingencies
Supply Commitment [Line Items]
Supply Commitment [Axis]
Supply Commitment Arrangement [Domain]
Ownership interest before merger (as a percent)
Sale of Stock, Percentage of Ownership before Transaction
Ownership interest after merger (as a percent)
Sale of Stock, Percentage of Ownership after Transaction
Ownership interest held by minority shareholder (as a percent)
Revenues
Sales Revenue, Services, Net [Member]
Forecast
Scenario, Forecast [Member]
Scenario, Unspecified [Domain]
Schedule of consideration to the tangible and intangible assets and liabilities of acquiree based on merger date fair values
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]
Schedule of assets and liabilities of the Company measured at fair value on a recurring basis
Schedule of assets and liabilities of the entity measured at fair value on a recurring basis
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Schedule of anti-dilutive potential shares that were excluded from the computation of diluted weighted average shares outstanding
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Summary of stock option activity
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
Schedule of components of the plan's net periodic pension cost
Schedule of Net Benefit Costs [Table Text Block]
Schedule of changes during the year in the projected benefit obligations and in the fair value of plan assets
Schedule of Net Funded Status [Table Text Block]
Schedule of Stockholders Equity [Table Text Block]
Schedule of stockholders' equity
Schedule of fair values for the pension plan's net assets, by asset category
Schedule of Allocation of Plan Assets [Table Text Block]
Schedule of weighted-average assumptions using Black-Scholes option-pricing model for estimating fair value of each option granted
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Schedule of components of income tax expense (benefit)
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Schedule of future principal repayments of the term loans
Schedule of Maturities of Long-term Debt [Table Text Block]
Schedule of reconciliation from the tax computed at statutory income tax rates to the Company's income tax expense
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Schedule of components of income before income taxes
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Schedule of significant components of deferred tax assets and liabilities
Schedule of activity related to unrecognized tax benefits
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]
Schedule of Finite-Lived Intangible Assets [Table]
Schedule of amounts recognized on the Company's consolidated balance sheets
Schedule of Amounts Recognized in Balance Sheet [Table Text Block]
Schedule of changes in the carrying amount of the Company's telecommunications licenses, by operating segment
Schedule of Indefinite-Lived Intangible Assets [Table Text Block]
Schedule of Indefinite-Lived Intangible Assets [Table]
Schedule of the Company's obligation for payments under leases
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
Summary of the Company's quarterly results of operations
Schedule of Quarterly Financial Information [Table Text Block]
Summary of restricted stock activity
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]
Schedule of finite lived intangible assets, by operating segment
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Schedule of weighted-average rates assumed in the actuarial calculations for the pension plan
Schedule of Assumptions Used [Table Text Block]
Schedule of Cash and Cash Equivalents [Table]
Schedule of reconciliation from basic to diluted weighted average common shares outstanding
Schedule of Weighted Average Number of Shares [Table Text Block]
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule of changes in accumulated other comprehensive income (loss), by component
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Schedule of estimated pension benefits
Schedule of Expected Benefit Payments [Table Text Block]
Schedule of long-term debt
Schedule of Long-term Debt Instruments [Table Text Block]
Investment, Name [Axis]
Schedule of Defined Benefit Plans Disclosures [Table]
Schedule of changes in the carrying amount of goodwill, by operating segment
Schedule of Goodwill [Table Text Block]
Schedule of Goodwill [Table]
Schedule of information for each operating segment
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Schedule of Related Party Transactions, by Related Party [Table]
Property, Plant and Equipment [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of fair value of the Company's derivative financial instruments as well as its classification on the consolidated balance sheet
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]
SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
Schedule of Accounts, Notes, Loans and Financing Receivable [Table]
Schedule of accounts receivable
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Schedule of Significant Acquisitions and Disposals [Table]
Schedule of shares repurchased from employees to satisfy tax obligations incurred in connection with the vesting of restricted stock awards and the exercise of stock options
Class of Treasury Stock [Table Text Block]
Schedule of effect of the entity's derivative financial instruments on the consolidated income statements
Derivative Instruments, Gain (Loss) [Table Text Block]
Segment reporting
Segment Reporting Information [Line Items]
Segments [Domain]
SEGMENT REPORTING
SEGMENT REPORTING
Segment Reporting Disclosure [Text Block]
Operating Activities [Domain]
Discontinued operations
Discontinued Operations [Member]
Geographical [Domain]
Sales and marketing
Selling and Marketing Expense
Shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Weighted Avg. Exercise Price
Granted (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Restricted shares of common stock issued (in shares)
Granted (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Granted (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price
Forfeited (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Unvested at the beginning of the period (in shares)
Unvested at the end of the period (in shares)
Vested and issued (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
Non-cash stock-based compensation
Stock-based compensation
Share-based Compensation
Vesting period
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Weighted Avg. Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross
Options granted (in shares)
Granted (in shares)
Stock-based compensation
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unvested at the end of the period (in dollars per share)
Unvested at the beginning of the period (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value
Forfeited (in dollars per share)
Forfeited (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Exercised (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Exercisable at the end of the period (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price
Expected dividend yield (as a percent)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate
Forfeited (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period
Vested and issued (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number
Exercisable at the end of the period (in shares)
Stock-based compensation, additional disclosures
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Aggregate intrinsic value of options exercised
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value
Expected volatility (as a percent)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized
Number of shares reserved to be granted under the plan
Risk-free interest rate (as a percent)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
Weighted-average assumptions using Black-Scholes option-pricing model for estimating fair value of each option granted
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]
Weighted-average fair value of options granted (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
Outstanding at the end of the period (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)
Stock-Based Compensation
Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]
Outstanding at the beginning of the period (in shares)
Outstanding at the end of the period (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Vested and expected to vest at the end of the period (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number
Outstanding
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value
Number of Options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Equity Award [Domain]
Vested and expected to vest at the end of the period (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price
Vested and expected to vest
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value
Significant Acquisitions and Disposals by Transaction [Axis]
Calculation of gain recorded on sale of assets
Significant Acquisitions and Disposals [Line Items]
Significant Acquisitions and Disposals, Transaction [Domain]
Total cash proceeds including working capital adjustments
Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds
United States-State
State and Local Income Tax Expense (Benefit), Continuing Operations
State and Local Jurisdiction [Member]
State
Operating Activities [Axis]
Scenario [Axis]
Statement [Table]
Statement
RECONCILIATION OF TOTAL EQUITY
Statement [Line Items]
Equity
CONSOLIDATED STATEMENTS OF EQUITY
Geographical [Axis]
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS
Equity Components [Axis]
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
CONDENSED CONSOLIDATED BALANCE SHEETS
Segments [Axis]
Reissuance of shares of common stock from treasury under Directors' Remuneration Plan
Shares reissued from treasury under Director's Remuneration Plan
Stock Issued During Period, Shares, Treasury Stock Reissued
Issuance of 303,536, 62,575 and 51,602 shares of common stock upon exercise of stock options for the years ended December 31, 2013, 2012 and 2011, respectively
Issuance of common stock upon exercise of stock options
Stock Issued During Period, Value, Stock Options Exercised
Issuance of shares of common stock upon exercise of stock options
Exercised (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Reissuance of 790 shares of common stock from treasury under Directors' Remuneration Plan for the years ended December 31, 2010
Stock Issued During Period, Value, Treasury Stock Reissued
Atlantic Tele-Network, Inc. Stockholders' Equity:
Stockholders' Equity Attributable to Parent [Abstract]
Stockholders' Equity Attributable to Parent
Total Atlantic Tele-Network, Inc. stockholders' equity
Total equity
Equity, beginning of period
Equity, end of period
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Stockholders' Equity Note Disclosure [Text Block]
EQUITY
SUBSEQUENT EVENT
Subsequent Events [Text Block]
SUBSEQUENT EVENT
Subsequent Event [Table]
SUBSEQUENT EVENT
Subsequent Event [Line Items]
Subsequent event
Subsequent Event [Member]
Subsequent Event Type [Domain]
Subsequent Event Type [Axis]
Controlling interest (as a percent)
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions
Supplemental cash flow information:
Supplemental Cash Flow Information [Abstract]
Impairment of fixed assets
Tangible Asset Impairment Charges
Trade name licenses
Trade Name License
Trade names
Trade Names [Member]
Allowance for Doubtful Accounts
Trade and Other Accounts Receivable, Policy [Policy Text Block]
Purchase of treasury stock
Aggregate Cost
Treasury Stock, Value, Acquired, Cost Method
Purchase of shares of common stock
Shares Repurchased
Treasury Stock, Shares, Acquired
Treasury stock, shares
Treasury Stock, Shares
Treasury Stock, at cost
Treasury Stock [Member]
Average Repurchase Price (in dollars per share)
Treasury Stock Acquired, Average Cost Per Share
Treasury stock, at cost; 678,793 and 706,642 shares, respectively
Treasury Stock, Value
Loss on interest rate derivative contracts
Unrealized Gain (Loss) on Derivatives
Loss on interest rate derivative contracts
Settlements
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities
Unrecognized tax benefits that would affect the effective tax rate if recognized
Unrecognized Tax Benefits that Would Impact Effective Tax Rate
Lapse in statute of limitations
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations
Gross unrecognized tax benefits at the beginning of the period
Gross unrecognized tax benefits at the end of the period
Unrecognized Tax Benefits
Use of Estimates
Use of Estimates, Policy [Policy Text Block]
Valuation allowance on foreign tax credit carryforwards
Valuation Allowance, Tax Credit Carryforward [Member]
Valuation allowance on foreign net operating losses
Valuation Allowance, Operating Loss Carryforwards [Member]
Valuation and Qualifying Accounts Disclosure [Table]
Valuation Allowances and Reserves [Domain]
Charged to Costs and Expenses
Valuation Allowances and Reserves, Charged to Cost and Expense
Balance at End of Year
Balance at Beginning of Year
Valuation Allowances and Reserves, Balance
Deductions
Valuation Allowances and Reserves, Deductions
SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS
Valuation and qualifying accounts
Valuation and Qualifying Accounts Disclosure [Line Items]
Valuation Allowances and Reserves Type [Axis]
Variable Rate [Domain]
Variable Rate [Axis]
Transportation vehicles
Vehicles [Member]
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:
Reconciliation from basic to diluted weighted average common shares outstanding
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Shares:
Reconciliation from basic to diluted weighted average common shares outstanding
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Basic (in shares)
Basic weighted-average common shares outstanding
Weighted Average Number of Shares Outstanding, Basic
Diluted (in shares)
Diluted weighted-average common shares outstanding
Weighted Average Number of Shares Outstanding, Diluted
Capital Expenditures Expected to be Incurred
The expected future cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.
Additional capital expenditures to be incurred
Expected Future Revenue from Grants
Estimated revenue expected to be earned in future periods from non-repayable sum of money awarded to an entity to carry out a specific purpose as provided in grant agreements.
Expected amount of federal stimulus grants