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Note 10 - Revenue (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Disaggregation of Revenue [Table Text Block]

		2019				2018*				2017
Network Access Services:
Mobile Services		$	84,657			$	89,340			$	83,885
Other Services			11,006				7,984				5,567
Total Network Access Services			95,663				97,324				89,452
Domain Services:
Wholesale
Domain Services			182,957				189,434				183,731
Value Added Services			18,922				17,756				17,832
Total Wholesale			201,879				207,190				201,563
Retail			34,786				34,524				31,649
Portfolio			4,817				6,975				6,757
Total Domain Services			241,482				248,689				239,969
		$	337,145			$	346,013			$	329,421

Schedule of Cost of Revenues by Revenue Stream [Table Text Block]

		2019				2018*				2017
Network Access Services:
Mobile Services		$	44,415			$	46,061			$	45,335
Other Services			3,928				3,994				3,305
Total Network Access Services			48,343				50,055				48,640
Domain Services:
Wholesale
Domain Services			148,530				160,216				161,013
Value Added Services			2,986				3,154				2,450
Total Wholesale			151,516				163,370				163,463
Retail			17,093				17,725				17,346
Portfolio			627				953				1,151
Total Domain Services			169,236				182,048				181,960
Network Expenses:
Network, other costs			9,190				9,846				9,324
Network, depreciation and amortization costs			9,599				7,294				4,976
			18,789				17,140				14,300
		$	236,368			$	249,243			$	244,900

Contract with Customer, Asset and Liability [Table Text Block]

		Year ended December 31, 2019
Balance, beginning of period		$	143,694
Acquired in a business combination 1			12,510
Deferred revenue			232,647
Recognized revenue			(239,548	)
Balance, end of period		$	149,303

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]

		Year ended December 31, 2019
2020		$	121,921
2021			12,886
2022			5,456
2023			3,389
2024			2,090
Thereafter			3,098
Total		$	148,840

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