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VARIABLE INTEREST ENTITIES - Investments (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 02, 2022
Apr. 05, 2022
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Equity Investments            
Contributions to equity method investments         $ 1,290 $ 1,334
Francis Renewable Energy            
Equity Investments            
Contributions to equity method investments   $ 20,000        
Francis Renewable Energy | Francis Renewable Energy            
Equity Investments            
Ownership percentage by limited partners         16.70%  
NGP ET IV            
Equity Investments            
Contributions to equity method investments     $ 665 $ 794 $ 1,290 $ 1,334
Funding commitment $ 25,000          
Contributions to investee to date     $ 7,900   $ 7,900  
NGP ET IV | NGP ET IV            
Equity Investments            
Ownership percentage by limited partners 3.60%