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Note 6 - Revenue - Contract Balances (Details) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Trade receivable, net $ 446,552 $ 428,925
Deferred revenue (included within other liabilities) 29,378 51,192
Billed Revenues [Member]    
Trade receivable, net 307,005 289,235
Unbilled Revenues [Member]    
Trade receivable, net $ 139,547 $ 139,690