Note 19 - Post-retirement Benefits - Net Periodic Benefit Cost (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Actuarial (loss) gain on defined benefit plans	$ (7,396)	$ (4,529)	$ 7,440
Amortization of prior service credit	(452)	(702)	(249)
Pension Plan [Member] \| UNITED KINGDOM
Current service cost	(347)	(350)	(357)
Interest cost	(6,507)	(6,177)	(4,307)
Expected return on plan assets	7,954	6,977	6,796
Amortization of prior service credit	249	249	249
Reclassified net remeasurement gains	203	453	0
Amounts included in consolidated statements of operations	1,552	1,152	2,381
Actuarial (loss) gain on defined benefit plans	(7,396)	(4,529)	7,440
Amortization of prior service credit	(249)	(249)	(249)
Reclassified net remeasurement (loss)	(203)	(453)	0
Other comprehensive (loss) income	(7,848)	(5,231)	7,191
Total comprehensive (loss) income	$ (6,296)	$ (4,079)	$ 9,572

Amount recognized in net periodic benefit cost (credit) and other comprehensive (income) loss.

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Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.

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Amount, before tax, of cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit).

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