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Note 7 - Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Costs of Retirement Plans [Table Text Block]

		Year Ended December 31,
(in thousands)		2023				2022
Interest cost		$	670			$	371
Expected return on plan assets			(788	)			(818	)
Net amortization loss			328				27
Net periodic benefit expense (credit)		$	210			$	(420	)

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

		December 31,
(in thousands)		2023				2022
Change in fair value of plan assets:
Balance at beginning of year		$	15,576			$	27,252
Actual return on plan assets			351				(9,098	)
Employer contributions			622				619
Benefits paid			(563	)			(592	)
Currency translation adjustment			954				(2,605	)
Balance at end of year		$	16,940			$	15,576

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

		December 31,
(in thousands)		2023				2022
Change in benefit obligation:
Balance at beginning of year		$	13,263			$	22,562
Interest cost			665				371
Actuarial loss (gain)			479				(6,912	)
Benefits paid			(563	)			(592	)
Currency translation adjustment			819				(2,166	)
Balance at end of year		$	14,663			$	13,263

		December 31,
(in thousands)		2023				2022
Fair value of plan assets		$	16,940			$	15,576
Benefit obligation			14,663				13,263
Net funded status		$	2,277			$	2,313

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

		December 31,
(in thousands)		2023				2022
Other long-term assets		$	2,277			$	2,313
Accumulated other comprehensive loss			5,909				5,326

Defined Benefit Plan, Assumptions [Table Text Block]

		December 31,
(in thousands)		2023				2022
Discount rate			4.6	%			5.0	%
Expected return on assets			5.3	%			5.0	%

Schedule of Allocation of Plan Assets [Table Text Block]

(in thousands)		2023								2022
Asset category:
Debt securities		$	11,761				69	%		$	11,714				75	%
Equity securities			3,567				21	%			3,507				23	%
Cash and cash equivalents			304				2	%			185				1	%
Other			1,308				8	%			170				1	%
Total		$	16,940				100	%		$	15,576				100	%

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

(in thousands)		2023				2022
Quoted Prices in Active Markets for Identical Assets (Level 1)		$	304			$	185
Significant Other Observable Inputs (Level 2)			16,636				15,391
Significant Other Unobservable Inputs (Level 3)			-				-
Total		$	16,940			$	15,576

X

- Definition

Tabular disclosure of defined benefit plan asset investment. Includes, but is not limited to, fair value of category of plan asset and its level within fair value hierarchy.

+ References

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Tabular disclosure of assumption used to determine benefit obligation and net periodic benefit cost of defined benefit plan. Includes, but is not limited to, discount rate, rate of compensation increase, expected long-term rate of return on plan assets and interest crediting rate.

+ References

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Tabular disclosure of the reconciliation of beginning and ending balances of the fair value of plan assets of pension plans and/or other employee benefit plans showing separately, if applicable, the effects during the period attributable to each of the following: actual return on plan assets, foreign currency exchange rate changes, contributions by the employer, contributions by plan participants, benefits paid, business combinations, divestitures, and settlements.

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Tabular disclosure of the costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost, and net periodic benefit cost.

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