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Note 9 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

		Year ended December 31,
		2017				2016				2015
Income for the year before provision for income taxes		$	24,074,768			$	25,112,924			$	17,942,957
Computed tax expense			8,185,420				8,538,245				6,100,605
Increase (reduction) in income tax expense resulting from:
State income taxes			656,603				530,803				265,489
Effect of the decrease in Federal tax rate on deferred taxes			(10,036,080	)			-				-
Valuation allowance on pre-2017 Foreign Tax Credits			1,275,937				-				-
Non-creditable 2017 Foreign Tax			2,903,400				-				-
Excess tax benefits on share-based compensation expense			(2,796,171	)			-				-
Permanent differences			1,635,611				290,327				278,959
Others			(76,546	)			(313,605	)			(75,826	)
Provision for income taxes		$	1,748,174			$	9,045,770			$	6,569,227

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

				December 31, 201 7				December 31, 201 6
Deferred tax assets (liabilities) :
Deferred tax assets :
Deferred revenu e				$	7,573,276			$	5,482,080
Foreign tax credit s					1,275,937				1,275,937
Amortizatio n					(1,936,615	)			(2,184,944	)
Net operating losse s					2,544,862				-
Accruals, including foreign exchange and othe r					517,493				1,135,652
Sub-total Deferred tax asset s					9,974,953				5,708,725
Valuation allowance					(1,275,937	)			-
Total deferred tax asset s				$	8,699,016			$	5,708,725
Deferred tax liabilities :
Prepaid registry fees and expense s				$	(18,051,222	)		$	-
Limited life intangible asset s					(7,371,264	)			(120,232	)
Indefinite life intangible asset s					(3,110,208	)			(4,706,960	)
Total deferred tax liability				$	(28,532,694	)		$	(4,827,192	)
Net deferred tax asset (liability )				$	(19,833,678	)		$	881,533

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

Total Gross Unrecognized Tax Benefits		December 31, 201 7				December 31, 201 6
Balance, beginning of year		$	117,000			$	117,000
Change in uncertain tax benefits			(102,000	)			—
Balance, end of year		$	15,000			$	117,000

X

- Definition

Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

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-SubTopic 10
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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

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