Note 9 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

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

	Year Ended December 31,
	2019			2018
Liability for uncertain tax positions - January 1	$	28,951		$	30,430
Additions based on tax positions related to the current year		1,738			1,703
Translation adjustment		(211	)		(657	)
Settlement/expiration of statutes of limitations		(1,417	)		(2,525	)
Liability for uncertain tax positions - December 31	$	29,061		$	28,951

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

	Year Ended December 31,
	2019			2018
Current:
Federal	$	(215	)	$	(3,517	)
State		141			152
Foreign		3,687			3,782
		3,613			417
Deferred:
Federal		(2,222	)		2,895
State		(135	)		196
Foreign		185			(601	)
		(2,172	)		2,490
	$	1,441		$	2,907

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

	Year Ended December 31,
	2019						2018
	$			%			$			%
Tax (benefit) provision computed at the federal statutory rate	$	(1,534	)		21	%	$	4,959			21	%
Increase (decrease) in taxes resulting from:
Different tax rates applicable to foreign operations		2,978			(41	%)		1,231			5	%
Increase in (reversal of) liability for uncertain tax positions - net		320			(4	%)		(822	)		(3	%)
Impact of U.S. Tax Reform		-			0	%		(2,628	)		(11	%)
Research and experimentation and foreign tax credits		(907	)		12	%		(300	)		(1	%)
State taxes, net of federal benefit		(54	)		1	%		322			1	%
SERP/COLI and restricted stock income		(547	)		7	%		195			1	%
Impairment of goodwill		1,522			(21	%)		-			0	%
Other, including under/(over) accruals, unrealized foreign exchange gains and amortization of       purchase accounting intangibles		(337	)		5	%		(50	)		0	%
Tax provision computed at the Company's effective tax rate	$	1,441			(20	%)	$	2,907			12	%

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

	December 31,
	2019		2018
	Tax Effect		Tax Effect
Deferred tax assets:
State tax credits	$	1,046	$	1,000
Unfunded pension liability		1,102		605
Reserves and accruals		2,721		2,483
Federal, state and foreign net operating loss and credit carryforwards		8,042		8,370
Depreciation		686		850
Amortization		698		-
Lease accounting		3,961		-
Other accruals		5,079		5,641
Total deferred tax assets		23,335		18,949
Deferred tax liabilities:
Depreciation		1,901		1,666
Amortization		6,973		7,930
Lease accounting		3,871		-
Other accruals		370		893
Total deferred tax liabilities		13,115		10,489
Valuation allowance		8,216		9,200
Net deferred tax assets/(liabilities)	$	2,004	$	(740	)