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Asset Retirement Obligations - Asset Retirement Obligations (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2024
Dec. 31, 2023
Asset Retirement Obligation [Abstract]    
Beginning of period $ 117,429 $ 109,851
Liabilities incurred 831 2,047
Liabilities settled (582) (3,039)
Accretion expense 1,604 6,000
Change in estimate 631 2,570
End of period 119,913 117,429
Less current portion (2,395) (2,395)
Long-term asset retirement obligations $ 117,518 $ 115,034