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

VARIABLE INTEREST ENTITIES AND OTHER INVESTMENTS IN SIGNIFICANT AFFILIATES - Other Significant Affiliates - Unconsolidated (Details)

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VARIABLE INTEREST ENTITIES AND OTHER INVESTMENTS IN SIGNIFICANT AFFILIATES - Other Significant Affiliates - Unconsolidated (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Schedule of Equity Method Investments [Line Items]      
Noncontrolling interests $ (82) $ (435)  
Cougar      
Schedule of Equity Method Investments [Line Items]      
Noncontrolling interests $ 1,400 3,700 $ 6,800
Cougar      
Schedule of Equity Method Investments [Line Items]      
Voting interest 25.00%    
Economic interest 40.00%    
Cost method investment $ 6,600 5,200  
Petroleum Air Services      
Schedule of Equity Method Investments [Line Items]      
Economic interest 25.00%    
Cost method investment $ 17,000 17,000  
Dividends received $ 1,800 $ 400 $ 300