Quarterly report pursuant to Section 13 or 15(d)

Asset Retirement Obligations (Details)

v3.23.2
Asset Retirement Obligations (Details)
$ in Thousands
6 Months Ended
Jun. 30, 2023
USD ($)
Asset Retirement Obligations  
Beginning of period $ 30,701
Change in estimated reclamation costs 37
Accretion expense 247
End of period $ 30,985