Segment Information (Details) - USD ($)	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Segment Reporting Information [Line Items]
Operating costs	$ 13,239,000	$ 11,533,000
Loss from operations	(13,239,000)	(11,533,000)
Other income	1,309,000	0
Interest expense – Note 9	(10,119,000)	(4,436,000)
Interest income	1,295,000	1,938,000
Fair value adjustments to warrants – Notes 13 and 20	5,000	122,000
Loss before income taxes	(20,749,000)	(13,909,000)
Income tax benefit – Note 17	0	0
Net loss	(20,749,000)	(13,909,000)
Total Assets	152,569,000		$ 201,693,000
Hycroft Mine
Segment Reporting Information [Line Items]
Operating costs	10,326,000	8,194,000
Loss from operations	(10,326,000)	(8,194,000)
Other income	1,309,000
Interest expense – Note 9	(1,000)	0
Interest income	455,000	464,000
Fair value adjustments to warrants – Notes 13 and 20	0	0
Loss before income taxes	(8,563,000)	(7,730,000)
Income tax benefit – Note 17	0	0
Net loss	(8,563,000)	(7,730,000)
Total Assets	56,947,000		66,129,000
Corporate and Other
Segment Reporting Information [Line Items]
Operating costs	2,913,000	3,339,000
Loss from operations	(2,913,000)	(3,339,000)
Other income	0
Interest expense – Note 9	(10,118,000)	(4,436,000)
Interest income	840,000	1,474,000
Fair value adjustments to warrants – Notes 13 and 20	5,000	122,000
Loss before income taxes	(12,186,000)	(6,179,000)
Income tax benefit – Note 17	0	0
Net loss	(12,186,000)	$ (6,179,000)
Total Assets	$ 95,622,000		$ 135,564,000