Note 12 - Segment Reporting - Summary of Segment Reporting Information, By Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Revenue	$ 167,641	$ 189,031	$ 334,958	$ 352,101
Operating loss	2,239	12,275	6,008	20,893
Private offer transaction cost	(692)	0	(1,192)	0
Property, plant and equipment, net	32,494		32,494		$ 34,168
Operating Segments [Member]
Operating loss	5,512	14,858	12,342	26,036
Segment Reconciling Items [Member]
Intangible amortization	(2,581)	(2,583)	(5,142)	(5,143)
Americas [Member]
Property, plant and equipment, net	10,838		10,838		11,335
Americas [Member] | Operating Segments [Member]
Revenue	41,952	84,680	87,367	148,605
Operating loss	(316)	5,369	(2,635)	7,264
India and Sri Lanka [Member]
Property, plant and equipment, net	9,908		9,908		8,712
India and Sri Lanka [Member] | Operating Segments [Member]
Revenue	26,264	24,079	54,224	45,561
Operating loss	1,178	2,594	4,644	1,366
Malaysia 1 [Member]
Property, plant and equipment, net	2,558		2,558		2,818
Malaysia 1 [Member] | Operating Segments [Member]
Revenue	11,431	13,816	22,711	28,781
Operating loss	2,579	3,414	4,605	7,828
Middle East [Member]
Property, plant and equipment, net	5,201		5,201		7,461
Middle East [Member] | Operating Segments [Member]
Revenue	63,054	45,714	121,741	88,954
Operating loss	2,103	3,009	6,404	8,750
Argentina and Peru [Member]
Property, plant and equipment, net	1,219		1,219		1,453
Argentina and Peru [Member] | Operating Segments [Member]
Revenue	9,321	9,143	17,626	17,302
Operating loss	(949)	(393)	(3,269)	(436)
Rest of World [Member]
Property, plant and equipment, net	2,770		2,770		$ 2,389
Rest of World [Member] | Operating Segments [Member]
Revenue	15,619	11,599	31,289	22,898
Operating loss	$ 917	$ 865	$ 2,593	$ 1,264