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Note 6 - Revenue - Revenue by Areas of Capability (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Total revenue $ 390,872 $ 383,489
Well Construction [Member]    
Total revenue 130,413 120,030
Well Management [Member]    
Total revenue $ 260,459 $ 263,459