Restricted Cash (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Restricted Cash and Cash Equivalents Items [Line Items]
Reclamation and other surety bond cash collateral	$ 34,682		$ 34,682		$ 33,982
Interest income	2,121	$ 20	4,059	$ 20
Restricted Cash
Restricted Cash and Cash Equivalents Items [Line Items]
Interest income	400	$ 0	700	$ 0
Surety bond
Restricted Cash and Cash Equivalents Items [Line Items]
Guarantor obligations	58,700		58,700
Hycroft Mine
Restricted Cash and Cash Equivalents Items [Line Items]
Guarantor obligations	$ 58,300		$ 58,300		$ 58,300