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COMMITMENTS AND CONTINGENCIES (Tables)
3 Months Ended
Mar. 31, 2026
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Environmental Liability
A summary of the changes to the aggregate environmental remediation liabilities for the three months ended March 31, 2026 and 2025 follows:
Three Months Ended
March 31,
20262025
Beginning balance$4,988 $5,532 
Accretion expense22 23 
Obligations settled (1)
(69)(12)
Ending balance4,941 5,543 
Less: current portion1,239 1,585 
Long-term portion$3,702 $3,958 
(1)May include amounts that are being processed through accounts payable as a part of our disbursement cycle.