Income and Mining Taxes - Income (Loss) Before Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Tax Examination [Line Items]
Income (loss) before income and mining taxes	$ 8,615	$ (22,546)	$ (4,478)	$ (36,424)
Tax (expense) benefit	7,189	9,866	23,213	20,574
United States
Income Tax Examination [Line Items]
United States, Income (loss) before tax	(4,660)	(35,540)	(33,890)	(61,320)
Tax (expense) benefit	1,677	(2,264)	(2,142)	(3,282)
Canada
Income Tax Examination [Line Items]
Foreign, Income (loss) before tax	9,628	4,410	18,535	13,704
Tax (expense) benefit	(258)	0	(372)	0
Mexico
Income Tax Examination [Line Items]
Foreign, Income (loss) before tax	(22,948)	(17,534)	(48,152)	(38,933)
Tax (expense) benefit	(8,608)	(7,602)	(20,699)	(17,292)
Other jurisdictions
Income Tax Examination [Line Items]
Foreign, Income (loss) before tax	45	130	205	333
Tax (expense) benefit	$ 0	$ 0	$ 0	$ 0