Quarterly report pursuant to Section 13 or 15(d)

CONTINGENCIES (Details)

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CONTINGENCIES (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2024
Dec. 31, 2010
Additional royalty due to disallowed deductions   $ 4.7
Decommissioning obligations $ 2.6  
Additional decommissioning obligations 5.3  
Loss of decommissioning obligations 20.8  
Surety Bonds    
Value of surety bond $ 9.9