Quarterly report pursuant to Section 13 or 15(d)

REVENUES - Schedule of Revenues by Service Line (Details)

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REVENUES - Schedule of Revenues by Service Line (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Disaggregation of Revenue [Line Items]    
Revenue $ 302,022 $ 287,399
Service    
Disaggregation of Revenue [Line Items]    
Revenue 292,931 275,582
Offshore energy services    
Disaggregation of Revenue [Line Items]    
Revenue 181,629 189,320
Government services    
Disaggregation of Revenue [Line Items]    
Revenue 82,334 66,239
Fixed wing services    
Disaggregation of Revenue [Line Items]    
Revenue 25,919 16,806
Other services    
Disaggregation of Revenue [Line Items]    
Revenue $ 3,049 $ 3,217