Note 9 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

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

	Year ended December 31,
	2021		2020		2019
	(in thousands)
United States	$	34,153	$	25,308	$	17,989
Foreign		134		2,048		3,690
Total	$	34,287	$	27,356	$	21,679

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

	Year ended December 31,
	2021			2020			2019
				(in thousands)
Current:
Federal	$	5,024		$	4,594		$	1,501
State		990			806			304
Foreign		1,287			1,064			1,116
		7,301			6,464			2,921
Deferred:
Federal		63			(397	)		538
State		(9	)		(48	)		144
Foreign		25			117			142
		79			(328	)		824
Provision for income taxes	$	7,380		$	6,136		$	3,745

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

	2021			2020			2019
	(in thousands)
Unrecognized tax benefits at the beginning of year	$	820		$	848		$	711
Additions/adjustments for tax positions of current year		-			-			74
Additions/adjustments for tax positions of prior years		(52	)		37			63
Reductions for settlements with taxing authorities.		-			(65	)		-
Reductions for lapses of the applicable statutes of limitations		-			-			-
Unrecognized tax benefits at the end of the year	$	768		$	820		$	848

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

	As of December 31,
	2021			2020
	(in thousands)
Deferred tax assets:
Inventory	$	2,231		$	1,629
Net operating loss carryforwards		1,153			1,348
Tax credit carryforwards		1,033			1,019
Capital loss carryforwards		492			521
Reserves and accruals		712			994
Operating lease liabilities		3,562			3,664
Intangible assets		4,426			4,386
Stock options		440			359
Other		140			105
Total deferred tax assets		14,189			14,025
Deferred tax liabilities:
Property and equipment		(1,713	)		(1,831	)
Goodwill		(4,825	)		(4,055	)
Operating lease right-of-use assets		(3,355	)		(3,503	)
Foreign branch deferred offset		(843	)		(954	)
Other		(213	)		(299	)
Total deferred tax liabilities		(10,949	)		(10,642	)
Net deferred tax assets before valuation allowance		3,240			3,383
Valuation allowance		(1,744	)		(1,824	)
Net deferred tax liabiltity	$	1,496		$	1,559
Deferred tax classification
Long-term deferred tax asset	$	1,566		$	1,686
Long-term deferred tax liability		(70	)		(127	)
Net long-term deferred tax asset	$	1,496		$	1,559

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

	2021			2020			2019
Federal statutory rate		21.0	%		21.0	%		21.0	%
State tax, net of federal benefit		2.7	%		2.2	%		1.9	%
Effect of foreign taxes		3.7	%		1.1	%		2.1	%
Federal tax on foreign income		0.2	%		0.4	%		0.8	%
Valuation allowance		(0.1	%)		1.4	%		0.6	%
Foreign deferred tax liability offset		(0.1	%)		(0.2	%)		(0.4	%)
Research & development tax credits		(0.4	%)		(0.6	%)		(1.2	%)
Stock options		(3.1	%)		(2.3	%)		(8.8	%)
Uncertain tax positions		0.2	%		0.3	%		1.0	%
Other permanent differences		(2.4	%)		(0.6	%)		0.5	%
Other		(0.2	%)		(0.3	%)		(0.2	%)
Effective tax rate		21.5	%		22.4	%		17.3	%

Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]

	Year ended December 31,
	2021		2020		2019
	(in thousands)
Cash paid for income taxes, net	$	10,147	$	4,470	$	4,817