Note 9 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

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

	Year Ended December 31,
	2022			2021
Liability for uncertain tax positions - January 1	$	28,434		$	28,516
Additions based on tax positions related to the current year		1,284			2,054
Translation adjustment		(1,121	)		331
Settlement/expiration of statutes of limitations		(3,799	)		(2,467	)
Liability for uncertain tax positions - December 31	$	24,798		$	28,434

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

	Year Ended December 31,
	2022			2021
Current:
Federal	$	9,175		$	520
State		787			126
Foreign		1,002			1,419
		10,964			2,065
Deferred:
Federal		(4,064	)		863
State		(255	)		(54	)
Foreign		(275	)		(368	)
		(4,594	)		441
	$	6,370		$	2,506

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

	Year Ended December 31,
	2022						2021
	$			%			$			%
Tax provision computed at the federal statutory rate	$	12,402			21	%	$	5,739			21	%
(Decrease) increase in taxes resulting from:
Different tax rates applicable to foreign operations		(1,677	)		(3	%)		(1,641	)		(6	%)
Reversal of liability for uncertain tax positions - net		(2,515	)		(4	%)		(413	)		(2	%)
Research and experimentation and foreign tax credits		(139	)		(0	%)		343			1	%
State taxes, net of federal benefit		292			0	%		42			0	%
SERP/COLI and restricted stock income		733			1	%		(172	)		(1	%)
Other, net		(2,726	)		(5	%)		(1,392	)		(5	%)
Tax provision computed at the Company's effective tax rate	$	6,370			11	%	$	2,506			9	%

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

	December 31,
	2022			2021
	Tax Effect			Tax Effect
Deferred tax assets:
State tax credits	$	571		$	812
(Decrease) increase in unfunded pension liability		(416	)		965
Reserves and accruals		4,947			4,124
Federal, state and foreign net operating loss and credit carryforwards		4,316			7,586
Depreciation		437			488
Amortization		2,968			130
Lease accounting		4,816			4,592
Other accruals		6,486			6,364
Total deferred tax assets		24,125			25,061
Deferred tax liabilities:
Depreciation		2,227			2,450
Amortization		6,178			6,483
Lease accounting		4,889			4,522
Other accruals		780			573
Total deferred tax liabilities		14,074			14,028
Valuation allowance		4,027			8,059
Net deferred tax assets	$	6,024		$	2,974