Note 7 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

	201 7		20 16		201 5
	(In thousands)
U.S. Operations	$	32,750	$	29,848	$	25,536
Foreign Operations		1,533		1,508		1,824
Income before income taxes	$	34,283	$	31,356	$	27,360

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	201 7			201 6			201 5
	(In thousands)
Federal :
Current	$	10,947		$	8,930		$	9,955
Deferred		(1,596	)		847			(1,232	)
Total	$	9,351		$	9,777		$	8,723
Foreign :
Current	$	387		$	409		$	455
Deferred		704			(18	)		(23	)
Total	$	1,091		$	391		$	432
State :
Current	$	837		$	634		$	680
Deferred		61			36			(85	)
Total	$	898		$	670		$	595
Total	$	11,340		$	10,838		$	9,750

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

	20 17			20 16			20 15
	( In thousands)
Expected federal income taxes	$	11,999		$	10,975		$	9,576
Foreign tax rate differential		(131	)		(129	)		(139	)
State income taxes, net of federal benefit and state tax credits		608			436			391
Federal tax credits		(130	)		(165	)		(150	)
Uncertain tax positions		151			6			93
Nondeductible expenses related to proposed recapitalization		504			--			--
Share based compensation		(1,564	)		(441	)		--
Compensation limit for covered employees		955			--			--
Impact of 2017 Tax Act		(2,415	)		--			--
Valuation allowance		535			--			--
Withholding tax on repatriation of foreign earnings		706			--			--
Other		122			156			(21	)
Total	$	11,340		$	10,838		$	9,750

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

	2017			2016
	(In thousands)
Deferred tax assets:
Allowance for doubtful accounts	$	46		$	62
Accrued expenses		416			580
Share based compensation		1,457			2,357
Accrued bonuses		113			84
Foreign tax credit from repatriation		535			--
Other		166			244
Gross deferred tax assets		2,733			3,327
Less Valuation Allowance		(535	)		--
Deferred Tax Assets		2,198			3,327
Deferred tax liabilities:
Prepaid expenses		169			270
Property and equipment		856			1,206
Intangible assets		4,497			6,521
Repatriation withholding		706			--
Deferred tax liabilities		6,228			7,997
Net deferred tax liabilities	$	(4,030	)	$	(4,670	)

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

		(In thousands)
Balance of unrecognized tax benefits at December 31, 2015	$	589
Reductions due to lapse of applicable statute of limitations		(148	)
Additions based on tax positions of prior years		5
Additions based on tax positions related to the current year		216
Balance of unrecognized tax benefits at December 31, 2016	$	662
Reductions due to lapse of applicable statute of limitations		--
Reductions due to tax positions of prior years		(7	)
Additions based on tax positions related to the current year		188
Balance of unrecognized tax benefits at December 31, 2017	$	843