Additional Comprehensive Income (Loss) Detail - Summary of Pre-development, reclamation and other (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2024	Mar. 31, 2023
Other Income and Expenses [Abstract]
Care and maintenance costs		$ 2,362	$ 6,180
(Gain) loss on sale of assets		3,536	0
Accretion		4,076	3,993
Royalty settlement	[1]	6,750	0
Other Operating Income (Expense), Net		1,504	717
Pre-development, reclamation, and other		$ 18,228	$ 10,890

[1] See Note 16 -- Commitments and Contingencies for additional details on Kensington royalty settlement