Income and Mining Taxes - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Tax Disclosure [Abstract]
Effective income tax rate	(43.80%)	(17.40%)
Tax (expense) benefit	$ 9,866	$ 11,502	$ 20,574	$ 13,196
Unrecognized income tax liability	$ 100		$ 100