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Note 5 - Business Segment Reporting - Revenue by Operating Segments (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Total revenue $ 280,477 $ 156,295
NLA [Member]    
Total revenue 103,861 30,363
ESSA [Member]    
Total revenue 82,071 53,630
MENA [Member]    
Total revenue 50,715 41,155
APAC [Member]    
Total revenue $ 43,830 $ 31,147