Restricted Cash (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021
Restricted Cash and Cash Equivalents Items [Line Items]
Reclamation and other surety bond cash collateral	$ 33,510	$ 34,293
Restricted cash	33,510		$ 34,855
Surety bond
Restricted Cash and Cash Equivalents Items [Line Items]
Guarantor obligations	58,700	$ 59,300
Guarantor obligations, cancel	1,000
Restricted cash	800
Hycroft Mine
Restricted Cash and Cash Equivalents Items [Line Items]
Guarantor obligations	58,300
Water Supply
Restricted Cash and Cash Equivalents Items [Line Items]
Guarantor obligations	$ 400