Restricted Cash - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Restricted Cash and Cash Equivalents Items [Line Items]
Guarantor obligations	$ 58,700		$ 58,700
Interest income	1,058	$ 2,121	2,353	$ 4,059
Restricted Cash
Restricted Cash and Cash Equivalents Items [Line Items]
Interest income	300	$ 400	600	$ 700
Surety bond
Restricted Cash and Cash Equivalents Items [Line Items]
Guarantor obligations	26,900		26,900		$ 26,300
Hycroft Mine
Restricted Cash and Cash Equivalents Items [Line Items]
Guarantor obligations	$ 58,300		$ 58,300		$ 58,300