Note 13 - Accumulated Other Comprehensive Income (Loss) - Summary of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Balance	$ (6,816)	$ (4,529)
Foreign currency translation	(4,965)	(2,903)
Reclassification to operations	0	0
Pension amortization, net of tax		0
Balance	(11,781)	(6,816)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member] | Discontinued Operations, Held-for-sale or Disposed of by Sale [Member]
Foreign currency translation	0	44
Reclassification to operations	0	572
Pension amortization, net of tax		0
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Balance	0	(8)
Foreign currency translation	0	0
Reclassification to operations	0	8
Pension amortization, net of tax		0
Balance	0	0
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] | Discontinued Operations, Held-for-sale or Disposed of by Sale [Member]
Foreign currency translation	0	0
Reclassification to operations	0	0
Pension amortization, net of tax		0
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Balance	(3,871)	(2,749)
Foreign currency translation	0	0
Reclassification to operations	187	0
Pension amortization, net of tax		(442)
Balance	(4,277)	(3,871)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] | Discontinued Operations, Held-for-sale or Disposed of by Sale [Member]
Foreign currency translation	0	0
Reclassification to operations	(593)	0
Pension amortization, net of tax		(680)
AOCI Attributable to Parent [Member]
Balance	(10,687)	(7,286)
Foreign currency translation	(4,965)	(2,903)
Reclassification to operations	187	8
Pension amortization, net of tax		(442)
Balance	(16,058)	(10,687)
AOCI Attributable to Parent [Member] | Discontinued Operations, Held-for-sale or Disposed of by Sale [Member]
Foreign currency translation	0	44
Reclassification to operations	(593)	572
Pension amortization, net of tax		(680)
AOCI Attributable to Noncontrolling Interest [Member]
Balance	(3,887)	(3,071)
Foreign currency translation	0	0
Reclassification to operations	0	0
Pension amortization, net of tax		0
Balance	(4,601)	(3,887)
AOCI Attributable to Noncontrolling Interest [Member] | Discontinued Operations, Held-for-sale or Disposed of by Sale [Member]
Foreign currency translation	0	0
Reclassification to operations	(714)	0
Pension amortization, net of tax		(816)
AOCI Including Portion Attributable to Noncontrolling Interest [Member]
Balance	(14,574)	(10,357)
Foreign currency translation	(4,965)	(2,903)
Reclassification to operations	187	8
Pension amortization, net of tax		(442)
Balance	(20,659)	(14,574)
AOCI Including Portion Attributable to Noncontrolling Interest [Member] | Discontinued Operations, Held-for-sale or Disposed of by Sale [Member]
Foreign currency translation	0	44
Reclassification to operations	$ (1,307)	572
Pension amortization, net of tax		$ (1,496)