Note 10 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2015

Notes Tables

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

	Years Ended December 31,
	2015		2014
Domestic	$	1,868	$	4,061
Foreign		715		848
Total	$	2,583	$	4,909

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

	Years Ended December 31,
	2015			2014
Current
Domestic -- Federal	$	523		$	1,073
Domestic -- state		45			78
Foreign		(14	)		1
Total	$	554		$	1,152
Deferred
Domestic -- Federal	$	12		$	401
Domestic -- state		(9	)		256
Foreign		165			(339	)
Total		168			318
Income tax expense	$	722		$	1,470

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

	December 31,
Deferred tax assets:	2015			2014
Depreciation of property and equipment	$	580		$	596
Intangibles		279			224
Net operating loss ("NOL") (state and foreign)		264			513
Inventories		186			184
Accrued vacation pay and stock-based compensation		151			126
Tax credit carryforwards (foreign, research and AMT)		-			92
Allowance for doubtful accounts		55			56
Acquisition costs		31			34
Accrued warranty		5			6
Other		13			21
Total		1,564			1,852
Valuation allowance		(15	)		(100	)
Deferred tax assets		1,549			1,752
Deferred tax liabilities:
Net intangible assets		(222	)		(232	)
Unremitted earnings of foreign subsidiaries		(82	)		(107	)
Deferred tax liabilities		(304	)		(339	)
Net deferred tax asset	$	1,245		$	1,413

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

	Years Ended December 31,
	2015			2014
Expected income tax provision at U.S. statutory rate	$	878		$	1,669
Increase (decrease) in tax from:
Current year tax credits (foreign and research)		(207	)		(179	)
Changes in valuation allowance		(85	)		(187	)
Domestic production activities deduction		(68	)		(130	)
Foreign income tax rate differences		(64	)		(63	)
Deemed dividend from foreign subsidiaries		151			208
NOL carryforwards utilized		99			93
Domestic tax expense, net of Federal benefit		33			52
Nondeductible expenses		15			7
Other		(30	)		-
Income tax expense	$	722		$	1,470