Income and Mining Taxes - Income (Loss) Before Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Tax Examination [Line Items]
Income (loss) before income and mining taxes	$ (15,012)	$ (55,561)	$ (51,436)	$ (112,117)
Tax (expense) benefit	6,097	1,883	26,671	15,079
United States
Income Tax Examination [Line Items]
United States, Income (loss) before tax	(22,674)	(59,012)	(83,994)	(154,263)
Tax (expense) benefit	(1,565)	(74)	(4,847)	(2,270)
Canada
Income Tax Examination [Line Items]
Foreign, Income (loss) before tax	9,345	8,960	23,049	22,859
Tax (expense) benefit	0	0	0	(21)
Mexico
Income Tax Examination [Line Items]
Foreign, Income (loss) before tax	(17,111)	(12,178)	(56,045)	(64,847)
Tax (expense) benefit	(4,532)	(1,809)	(21,824)	(12,788)
Other jurisdictions
Income Tax Examination [Line Items]
Foreign, Income (loss) before tax	104	(233)	438	(158)
Tax (expense) benefit	$ 0	$ 0	$ 0	$ 0