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ACQUISITIONS - Purchase Price Allocation (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Jul. 01, 2016 | May 03, 2016 | Apr. 07, 2016 | Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015 | Dec. 31, 2015
Consideration Transferred |  |  |  |  |  |  |  |
Total consideration |  | $ 41,563 |  |  |  |  |  |
Total value to allocate |  |  |  |  |  |  |  |
Value to allocate |  | 74,472 |  |  |  |  |  |
Preliminary purchase price allocation: |  |  |  |  |  |  |  |
Goodwill |  |  |  | $ 40,865 |  | $ 40,865 |  | $ 45,077
Gain on KeyTech bargain purchase |  |  |  | (7,304) |  | (7,304) |  |
Purchase price allocation BDC: |  |  |  |  |  |  |  |
Revenue |  |  |  | 99,991 | $ 90,326 | 189,676 | $ 175,670 |
Rural Telephone Finance Cooperative )RTFC) |  |  |  |  |  |  |  |
Consideration Transferred |  |  |  |  |  |  |  |
Debt instrument, face amount | $ 60,000 |  |  |  |  |  |  |
CellOne [Member] |  |  |  |  |  |  |  |
Purchase price allocation BDC: |  |  |  |  |  |  |  |
Carrying value of BDC non-controlling interest acquiredCarrying value of BDC non-controlling interest acquired |  | 2,940 |  |  |  |  |  |
Excess of purchase price paid over carrying value of non-controlling interest acquired |  | 4,105 |  |  |  |  |  |
Bermuda wireless operations |  |  |  |  |  |  |  |
Consideration Transferred |  |  |  |  |  |  |  |
Total consideration |  | 7,045 |  |  |  |  |  |
Total value to allocate |  |  |  |  |  |  |  |
Value to allocate |  | 7,045 |  |  |  |  |  |
Vibrant Energy Investment [Member] |  |  |  |  |  |  |  |
Consideration Transferred |  |  |  |  |  |  |  |
Total consideration |  |  | $ 6,193 |  |  |  |  |
Preliminary purchase price allocation: |  |  |  |  |  |  |  |
Cash |  |  | 136 |  |  |  |  |
Prepayments and other assets |  |  | 636 |  |  |  |  |
Plant and equipment |  |  | 7,321 |  |  |  |  |
Accounts payable and accrued liabilities |  |  | (5,179) |  |  |  |  |
Goodwill |  |  | 3,279 |  |  |  |  |
Net assets acquired |  |  | $ 6,193 |  |  |  |  |
Purchase price allocation BDC: |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  | 100 |  |
KeyTech [Member] |  |  |  |  |  |  |  |
Consideration Transferred |  |  |  |  |  |  |  |
Total consideration |  | 34,518 |  |  |  |  |  |
Non-controlling interests |  | 32,909 |  |  |  |  |  |
Total value to allocate |  |  |  |  |  |  |  |
Value to allocate |  | 67,427 |  |  |  |  |  |
Preliminary purchase price allocation: |  |  |  |  |  |  |  |
Cash |  | 8,185 |  |  |  |  |  |
Accounts receivable |  | 6,451 |  |  |  |  |  |
Other current assets |  | 3,241 |  |  |  |  |  |
Plant and equipment |  | 100,892 |  |  |  |  |  |
Identifiable intangible assets |  | 10,590 |  |  |  |  |  |
Other long term assets |  | 3,464 |  |  |  |  |  |
Accounts payable and accrued liabilities |  | (16,051) |  |  |  |  |  |
Advance payments and deposits |  | (6,683) |  |  |  |  |  |
Current debt |  | (6,429) |  |  |  |  |  |
Long-term debt |  | (28,929) |  |  |  |  |  |
Net assets acquired |  | 74,731 |  |  |  |  |  |
Gain on KeyTech bargain purchase |  | 7,304 |  |  |  |  |  |
Non-controlling interests |  | 32,909 |  |  |  |  |  |
Purchase price allocation BDC: |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  | 14,000 |  |
External acquisition related charges relating to legal, accounting and consulting services. |  | $ 4,100 |  | 3,200 |  | 3,200 |  |
Pro Forma (unaudited) |  |  |  |  |  |  |  |
Revenue |  |  |  | 107,006 | 112,181 | 231,757 | 218,510 |
Net income attributable to ATN stockholders |  |  |  | $ (1,157) | $ 9,746 | $ 9,935 | $ 25,673 |
Earnings per shares: |  |  |  |  |  |  |  |
Basic (in dollars per share) |  |  |  | $ (0.07) | $ 0.61 | $ 0.62 | $ 1.61 |
Diluted (in dollars per share) |  |  |  | $ (0.07) | $ 0.60 | $ 0.61 | $ 1.59 |
Innovative [Member] |  |  |  |  |  |  |  |
Consideration Transferred |  |  |  |  |  |  |  |
Total consideration | 145,000 |  |  |  |  |  |  |
Cash-on-hand used to fund the purchase price | $ 85,000 |  |  |  |  |  |  |
As reported | KeyTech [Member] |  |  |  |  |  |  |  |
Pro Forma (unaudited) |  |  |  |  |  |  |  |
Revenue |  |  |  | $ 99,991 | $ 90,326 | $ 189,676 | $ 175,670 |
Net income attributable to ATN stockholders |  |  |  | $ (3,086) | $ 9,450 | $ 3,034 | $ 6,181 |
Earnings per shares: |  |  |  |  |  |  |  |
Basic (in dollars per share) |  |  |  | $ (0.19) | $ 0.59 | $ 0.19 | $ 0.38 |
Diluted (in dollars per share) |  |  |  | $ (0.19) | $ 0.59 | $ 0.19 | $ 0.38 |

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