Inventory and Ore on Leach Pads (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Inventory [Line Items]
Inventory, Finished Goods, Net of Reserves	$ 4,136	$ 2,663
Stockpile ore	116,892	6,773
Other Inventory, Net of Reserves	34,372	16,034
Inventory, Supplies, Net of Reserves	62,910	53,147
Inventory	218,310	78,617
Ore on Leach Pad, Current	123,028	92,724
Ore on leach pads, noncurrent	93,199	106,670
Inventory, Ore Stockpiles on Leach Pads, Gross	216,227	199,394
Long-Term Inventory Stockpile	41,720	41,718
Inventory and Ore on Leach Pads	476,257	319,729
Las Chispas
Inventory [Line Items]
Stockpile ore	113,300
Kensington
Inventory [Line Items]
Stockpile ore	2,200	3,100
Palmarejo
Inventory [Line Items]
Stockpile ore	800	500
Wharf
Inventory [Line Items]
Stockpile ore	$ 500	$ 3,200