Note 9 - Income Tax Expense (Benefit) (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

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

	Years Ended December 31,
	2023			2022
Domestic	$	(6,585	)	$	(59,407	)
Foreign		16,354			21,372
Income (loss) before income tax expense	$	9,769		$	(38,035	)

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

	Years Ended December 31,
	2023			2022
Current:
Federal	$	455		$	3,580
State and local		401			1,314
Foreign		1,776			1,399
		2,632			6,293
Deferred Taxes:
Deferred tax benefit		(1,635	)		(12,358	)
Income tax expense (benefit)	$	997		$	(6,065	)

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

	December 31,
	2023			2022
Deferred income tax assets:
Pension accruals	$	3,578		$	3,513
Operating reserves and other accruals		6,613			7,962
Book carrying value in excess of tax basis of intangibles		1,831			2,321
Capitalized research expenses		2,547			1,704
Disallowed interest		2,167			-
Deferred income tax liabilities:
Book carrying value in excess of tax basis of property		(3,950	)		(4,183	)
Deferred expenses		(430	)		(599	)
Net deferred income tax asset (liability)	$	12,356		$	10,718

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

	Years Ended December 31,
	2023			2022
Statutory federal income tax rate		21.0	%		21.0	%
State and local income taxes, net of federal income tax benefit		2.5	%		3.4	%
Rate impacts due to foreign operations		(12.8	%)		4.3	%
Compensation related		2.1	%		(0.8	%)
Pension termination		-			(0.3	%)
R&D tax credits		(2.7	%)		0.7	%
Impairment charge		-			(11.7	%)
Other		0.1	%		(0.7	%)
Effective income tax rate		10.2	%		15.9	%

Summary of Income Tax Contingencies [Table Text Block]

	December 31,
	2023			2022
Balance at the beginning of year	$	807		$	801
Additions for tax positions of prior years		105			129
Reductions due to lapse of statute of limitations		(116	)		(123	)
Balance at the end of year	$	796		$	807