CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Current Assets:
Cash and cash equivalents	$ 91,259	$ 103,925
Restricted cash	1,072	1,072
Accounts receivable, net of allowances for credit losses of $13.0 million and $12.1 million, respectively	41,600	44,152
Customer receivable	2,365	1,227
Inventory, materials and supplies	6,185	5,504
Prepayments and other current assets	52,796	49,450
Assets held for sale		34,735
Total current assets	195,277	240,065
Fixed Assets:
Property, plant and equipment	1,264,279	1,252,780
Less accumulated depreciation	(736,208)	(716,318)
Net fixed assets	528,071	536,462
Telecommunication licenses, net	114,083	114,083
Goodwill	60,690	60,691
Customer relationships, net	5,560	5,913
Operating lease right-of-use assets	61,762	63,235
Customer receivable - long term	21,056	9,614
Other assets	71,223	53,648
Total assets	1,057,722	1,083,711
Current Liabilities:
Current portion of long-term debt	3,750	3,750
Current portion of Customer receivable credit facility	1,101
Accounts payable and accrued liabilities	74,529	96,205
Dividends payable	2,708	2,703
Accrued taxes	8,495	7,501
Current portion of lease liabilities	12,446	12,371
Advance payments and deposits	24,727	24,681
Liabilities held for sale		717
Total current liabilities	127,756	147,928
Deferred income taxes	8,171	10,675
Lease liabilities, excluding current portion	50,902	51,082
Other liabilities	50,738	50,617
Customer receivable credit facility, net of current portion	9,713
Long-term debt, excluding current portion	68,173	69,073
Total liabilities	315,453	329,375
Commitments and contingencies (Note 14)
ATN International, Inc. Stockholders' Equity:
Preferred stock, $0.01 par value per share; 10,000,000 shares authorized, none issued and outstanding
Common stock, $0.01 par value per share; 50,000,000 shares authorized; 17,449,541 and 17,383,898 shares issued, respectively, 15,920,141 and 15,898,477 shares outstanding, respectively	172	172
Treasury stock, at cost; 1,529,400 and 1,485,421 shares, respectively	(61,677)	(59,456)
Additional paid-in capital	186,930	187,754
Retained earnings	516,897	516,901
Accumulated other comprehensive income	269	278
Total ATN International, Inc. stockholders' equity	642,591	645,649
Non-controlling interests	99,678	108,687
Total equity	742,269	754,336
Total liabilities and equity	$ 1,057,722	$ 1,083,711