XML 57 R48.htm IDEA: XBRL DOCUMENT v3.25.1
Asset Retirement Obligations - Asset Retirement Obligations (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2025
Dec. 31, 2024
Asset Retirement Obligation [Abstract]    
Beginning of period $ 133,767 $ 117,429
Liabilities incurred 1,474 3,871
Liabilities settled (10) (4,655)
Accretion expense 1,854 7,148
Change in estimate 0 9,974
End of period 137,085 133,767
Less current portion (1,189) (1,189)
Long-term asset retirement obligations $ 135,896 $ 132,578