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RECLAMATION LIABILITIES
 12 Months Ended
Dec. 31, 2023
Asset Retirement Obligation [Abstract]  
RECLAMATION LIABILITIES RECLAMATION LIABILITIES 
The Company is subject to various domestic and international laws and regulations governing the protection of the environment. These laws and regulations are continually changing and are generally becoming more restrictive. Estimated future reclamation costs are based principally on current legal and regulatory requirements.
Changes in Reclamation liabilities during the years ended December 31 were as follows (in thousands): 
20232022
Balance as of January 1
$164,047 $125,044 
Reclamation expenditures 
(1,466)(1,221)
Accretion expense  
8,698 6,035 
Additions, changes in estimate and other
3,742 34,189 
Obligations related to divested properties
(1,202)— 
Balance as of December 31
$173,819 $164,047 
Less: current portion (3,364)(10,075)
Non-current reclamation liabilities$170,455 $153,972 
During the year ended December 31, 2023, reclamation adjustments related to changes in estimate were primarily comprised of an increase of $2.3 million at Çöpler, $1.4 million at Seabee, and $1.4 million at Puna, partially offset by a decrease of $1.1 million at Marigold. These adjustments were related to increases in unit cost rates for labor and equipment and change in the scope and timing of reclamation and closure activities due to disturbance.
During the year ended December 31, 2022, reclamation adjustments related to changes in estimate were primarily comprised of $3.8 million at Çöpler, $3.6 million at Marigold, $12.5 million at Seabee and $12.9 million at Puna. These adjustments were related to increases in unit cost rates for labor and equipment as well as an increase in the scope of reclamation and closure activities due to disturbance.