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Note 8 - Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Costs of Retirement Plans [Table Text Block]

		Year Ended December 31,
(in thousands)		2022				2021
Interest cost		$	371			$	358
Expected return on plan assets			(818	)			(675	)
Net amortization loss			27				551
Recognition of net loss due to settlements			-				115
Net periodic benefit (credit) cost		$	(420	)		$	349

Schedule of Changes in Projected Benefit Obligations [Table Text Block]

		December 31,
(in thousands)		2022				2021
Change in benefit obligation:
Balance at beginning of year		$	22,562			$	25,519
Interest cost			371				358
Actuarial (gain) loss			(6,912	)			(2,440	)
Settlements due to transfers paid			-				(198	)
Benefits paid			(592	)			(498	)
Currency translation adjustment			(2,166	)			(179	)
Balance at end of year		$	13,263			$	22,562

Schedule of Changes in Fair Value of Plan Assets [Table Text Block]

		December 31,
(in thousands)		2022				2021
Change in fair value of plan assets:
Balance at beginning of year		$	27,252			$	23,926
Actual return on plan assets			(9,098	)			3,354
Employer contributions			619				1,042
Settlement due to transfers paid			-				(270	)
Benefits paid			(592	)			(498	)
Currency translation adjustment			(2,605	)			(302	)
Balance at end of year		$	15,576			$	27,252

Schedule of Net Funded Status [Table Text Block]

		December 31,
(in thousands)		2022				2021
Benefit obligation		$	13,263			$	22,562
Fair value of plan assets			15,576				27,252
Net funded status		$	2,313			$	4,690

Schedule of Amounts Recognized in Balance Sheet [Table Text Block]

		December 31,
(in thousands)		2022				2021
Other long-term assets		$	2,313			$	4,690
Deferred income tax liabilities			(579	)			(891	)
Recognized in accumulated other comprehensive loss		$	1,734			$	3,799

Defined Benefit Plan, Assumptions [Table Text Block]

		Year Ended December 31,
		2022				2021
Discount rate			5.0	%			1.8	%
Expected return on assets			5.0	%			2.8	%

Schedule of Allocation of Plan Assets [Table Text Block]

		December 31,
(in thousands)		2022								2021
Asset category:
Equity securities		$	3,507				23	%		$	14,295				52	%
Debt securities			11,714				75	%			4,720				17	%
Liability driven investment funds			-				-				5,722				21	%
Cash and cash equivalents			185				1	%			1,907				7	%
Other			170				1	%			608				2	%
Total		$	15,576				100	%		$	27,252				100	%

Defined Benefit Plan, Plan Assets, Category [Table Text Block]

		December 31,
(in thousands)		2022				2021
Quoted Prices in Active Markets for Identical Assets (Level 1)		$	185			$	1,907
Significant Other Observable Inputs (Level 2)			15,391				25,345
Significant Other Unobservable Inputs (Level 3)			-				-
Total		$	15,576			$	27,252

X

- Definition

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