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SIGNIFICANT ACCOUNTING POLICIES - Asset retirement obligations (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]        
Balance at the beginning of the year     $ 84,568  
Accretion expense     2,569  
Acquired AROs     1,240  
Assumed AROs     5,872  
Settlements     (1,504)  
Balance at the end of the year $ 92,745   92,745  
Short-term ARO liability 11,522   11,522  
Long-term ARO liability 81,223   81,223  
Lessor Income        
Lessor income 137 $ 37 271 $ 78
Sublease income        
Sublease Income $ 738 $ 538 $ 1,424 $ 1,025