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Revenue Recognition - Impacts of adoption in the current period - IS (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2018 | Mar. 31, 2017
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS |  |
Revenue | $ 104,475 | $ 128,115
Sales, marketing and customer service | 8,562 | 9,035
Total expenses | 100,266 | 110,359
Income from operations | 4,209 | 17,756
Income before taxes | 1,618 | 14,712
Income tax provisions | 3,921 | 3,128
Net income (loss) | (2,303) | 11,584
Net income attributable to non-controlling interests | (3,252) | (4,725)
Net loss attributable to ATN International, Inc. stockholders | (5,555) | 6,859
ASU 2014-09 | Change |  |
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS |  |
Revenue | 133 |
Sales, marketing and customer service | (378) |
Total expenses | (378) |
Income from operations | 511 |
Income before taxes | 511 |
Income tax provisions | 93 |
Net income (loss) | 418 |
Net income attributable to non-controlling interests | (181) |
Net loss attributable to ATN International, Inc. stockholders | 237 |
ASU 2014-09 | Under previous guidance |  |
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS |  |
Revenue | 104,342 |
Sales, marketing and customer service | 8,940 |
Total expenses | 100,644 |
Income from operations | 3,698 |
Income before taxes | 1,107 |
Income tax provisions | 3,828 |
Net income (loss) | (2,721) |
Net income attributable to non-controlling interests | (3,071) |
Net loss attributable to ATN International, Inc. stockholders | (5,792) |
Wireless |  |
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS |  |
Revenue | 50,548 | $ 58,925
Wireless | ASU 2014-09 | Change |  |
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS |  |
Revenue | 133 |
Wireless | ASU 2014-09 | Under previous guidance |  |
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS |  |
Revenue | $ 50,415 |

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