Note 12 - Accumulated Other Comprehensive Loss - Summary of Accumulated Other Comprehensive Loss (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2023 USD ($)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Balance	$ (11,781)
Foreign currency translation	(124)
Pension amortization*	0	[1]
Pension amortization*	0	[1]
Balance	(11,905)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Balance	(4,277)
Foreign currency translation	0
Pension amortization*	124	[1]
Pension amortization*	511	[1]
Balance	(3,642)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Balance	(16,058)
Foreign currency translation	(124)
Pension amortization*	124	[1]
Pension amortization*	511	[1]
Balance	(15,547)
AOCI Attributable to Noncontrolling Interest [Member]
Balance	(4,601)
Foreign currency translation	0
Pension amortization*	0	[1]
Pension amortization*	614	[1]
Balance	(3,987)
AOCI Including Portion Attributable to Noncontrolling Interest [Member]
Balance	(20,659)
Foreign currency translation	(124)
Pension amortization*	124	[1]
Pension amortization*	1,125	[1]
Balance	$ (19,534)

[1] Pension amortisation is net of tax impact of $97 and $128 in respect of continued and discontinued operations respectively.