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PENSIONS - Employer Contributions and Payments (Details)
$ in Thousands
Dec. 31, 2023
USD ($)
UK Scheme  
Pensions:  
Employer contributions $ 0
Estimated future benefit payments:  
2024 410
2025 510
2026 410
2027 420
2028 420
2029 - 2033 2,400
Marine Scheme  
Pensions:  
Employer contributions 2,175
Estimated future benefit payments:  
2024 2,600
2025 2,500
2026 2,400
2027 2,300
2028 2,200
2029 - 2033 $ 9,000