Note 9 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

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

	Year Ended December 31,
	2020			2019
Liability for uncertain tax positions - January 1	$	29,061		$	28,951
Additions based on tax positions related to the current year		764			1,738
Translation adjustment		887			(211	)
Settlement/expiration of statutes of limitations		(2,196	)		(1,417	)
Liability for uncertain tax positions - December 31	$	28,516		$	29,061

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

	Years Ended December 31,
	2020			2019
Current:
Federal	$	(1,555	)	$	(215	)
State		168			141
Foreign		2,472			3,687
		1,085			3,613
Deferred:
Federal		(1,412	)		(2,222	)
State		(151	)		(135	)
Foreign		(181	)		185
		(1,744	)		(2,172	)
	$	(659	)	$	1,441

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

	Years Ended December 31,
	2020						2019
	$			%			$			%
Tax provision (benefit) computed at the federal statutory rate	$	2,549			21	%	$	(1,534	)		21	%
Increase (decrease) in taxes resulting from:
Different tax rates applicable to foreign operations		311			3	%		2,978			(41	%)
(Reversal of) increase in liability for uncertain tax positions - net		(1,432	)		(12	%)		320			(4	%)
Impact of U.S. Tax Reform		(1,129	)		(9	%)		-			0	%
Research and experimentation and foreign tax credits		(245	)		(2	%)		(907	)		12	%
State taxes, net of federal benefit		4			0	%		(54	)		1	%
SERP/COLI and restricted stock income		(234	)		(2	%)		(547	)		7	%
Impairment of goodwill		-			0	%		1,522			(21	%)
Other, net		(483	)		(4	%)		(337	)		5	%
Tax (benefit) provision computed at the Company's effective tax rate	$	(659	)		(5	%)	$	1,441			(20	%)

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

	December 31,
	2020		2019
	Tax Effect		Tax Effect
Deferred tax assets:
State tax credits	$	757	$	1,046
Unfunded pension liability		1,840		1,102
Reserves and accruals		3,181		2,721
Federal, state and foreign net operating loss and credit carryforwards		7,744		8,042
Depreciation		604		686
Amortization		142		698
Lease accounting		3,217		3,961
Other accruals		5,452		5,079
Total deferred tax assets		22,937		23,335
Deferred tax liabilities:
Depreciation		1,992		1,901
Amortization		6,541		6,973
Lease accounting		3,110		3,871
Other accruals		330		370
Total deferred tax liabilities		11,973		13,115
Valuation allowance		6,289		8,216
Net deferred tax assets	$	4,675	$	2,004