CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
REVENUE:
Total revenue	$ 103,300	$ 104,475
OPERATING EXPENSES (excluding depreciation and amortization unless otherwise indicated):
Termination and access fees	27,888	25,914
Engineering and operations	19,032	18,152
Sales, marketing and customer service	9,390	8,562
General and administrative	23,816	25,540
Transaction-related charges	40	27
Depreciation and amortization	20,718	21,305
Loss on disposition of long-lived assets	302	284
Loss on damaged assets and other hurricane related charges, net of insurance recovery		482
Total operating expenses	101,186	100,266
Income from operations	2,114	4,209
OTHER INCOME (EXPENSE)
Interest income	928	366
Interest expense	(1,281)	(2,204)
Other income (expenses)	187	(753)
Other expense, net	(166)	(2,591)
INCOME BEFORE INCOME TAXES	1,948	1,618
Income tax provisions	1,213	3,921
NET INCOME (LOSS)	735	(2,303)
Net income attributable to non-controlling interests, net of tax expense of $0.4 million and $0.3 million, respectively.	(2,316)	(3,252)
NET LOSS ATTRIBUTABLE TO ATN INTERNATIONAL, INC. STOCKHOLDERS	$ (1,581)	$ (5,555)
NET LOSS PER WEIGHTED AVERAGE SHARE ATTRIBUTABLE TO ATN INTERNATIONAL, INC. STOCKHOLDERS:
Basic (in dollars per share)	$ (0.10)	$ (0.35)
Diluted (in dollars per share)	$ (0.10)	$ (0.35)
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:
Basic (in shares)	16,001	16,019
Diluted (in shares)	16,001	16,019
DIVIDENDS PER SHARE APPLICABLE TO COMMON STOCK (in dollars per share)	$ 0.17	$ 0.17
Wireless
REVENUE:
Total revenue	$ 41,613	$ 50,548
Wireline
REVENUE:
Total revenue	60,197	48,096
Renewable Energy
REVENUE:
Total revenue	$ 1,490	$ 5,831