Annual report [Section 13 and 15(d), not S-K Item 405]

SEGMENT AND GEOGRAPHIC AREA INFORMATION - Revenues and Long-Lived Assets by Geographic Location (Details)

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SEGMENT AND GEOGRAPHIC AREA INFORMATION - Revenues and Long-Lived Assets by Geographic Location (Details) - USD ($)
$ in Thousands
 9 Months Ended 12 Months Ended
Dec. 31, 2022
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Disaggregation of Revenue [Line Items]        
Revenues from related parties $ 922,569 $ 1,415,491 $ 1,297,429 $ 1,209,968
Total long-lived assets   1,340,491 1,215,705  
U.K.        
Disaggregation of Revenue [Line Items]        
Revenues from related parties 305,862 394,659 436,419  
Total long-lived assets   687,315 643,592  
Norway        
Disaggregation of Revenue [Line Items]        
Revenues from related parties 179,724 270,862 240,793  
Total long-lived assets   156,698 176,424  
U.S.        
Disaggregation of Revenue [Line Items]        
Revenues from related parties 149,171 226,932 216,588  
Total long-lived assets   169,946 183,363  
Nigeria        
Disaggregation of Revenue [Line Items]        
Revenues from related parties 76,370 170,006 122,637  
Other        
Disaggregation of Revenue [Line Items]        
Revenues from related parties $ 211,442 353,032 280,992  
Total long-lived assets   $ 326,532 $ 212,326