Quarterly report pursuant to Section 13 or 15(d)

REVENUES - Schedule of Disaggregation of Revenue (Details)

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REVENUES - Schedule of Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Disaggregation of Revenue [Line Items]        
Total revenues $ 365,122 $ 338,090 $ 1,061,965 $ 959,495
Total operating revenues        
Disaggregation of Revenue [Line Items]        
Total revenues 356,426 330,252 1,038,276 934,705
Offshore energy services        
Disaggregation of Revenue [Line Items]        
Total revenues 233,654 212,990 692,843 589,813
Government services        
Disaggregation of Revenue [Line Items]        
Total revenues 85,229 85,549 246,813 255,203
Fixed wing services        
Disaggregation of Revenue [Line Items]        
Total revenues 35,543 29,168 91,238 81,535
Other services        
Disaggregation of Revenue [Line Items]        
Total revenues 2,000 2,545 7,382 8,154
Reimbursable revenues        
Disaggregation of Revenue [Line Items]        
Total revenues $ 8,696 $ 7,838 $ 23,689 $ 24,790