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Note 15 - Goodwill - Summary of Goodwill (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Goodwill $ 179,903 $ 25,504
Goodwill, cost 243,819 243,819
Goodwill, acquired in Merger 154,399 0
Goodwill, accumulated impairment (218,315) (218,315)
NLA [Member]    
Goodwill 93,608 0
Goodwill, cost 37,341 37,341
Goodwill, acquired in Merger 93,608 0
Goodwill, accumulated impairment (37,341) (37,341)
ESSA [Member]    
Goodwill 66,283 14,504
Goodwill, cost 28,982 28,982
Goodwill, acquired in Merger 51,779 0
Goodwill, accumulated impairment (14,478) (14,478)
MENA [Member]    
Goodwill 3,331 0
Goodwill, cost 126,383 126,383
Goodwill, acquired in Merger 3,331 0
Goodwill, accumulated impairment (126,383) (126,383)
APAC [Member]    
Goodwill 16,681 11,000
Goodwill, cost 51,113 51,113
Goodwill, acquired in Merger 5,681 0
Goodwill, accumulated impairment $ (40,113) $ (40,113)