Segment Information (Details) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Segment Reporting Information [Line Items]
Revenues	$ 9,166,000	$ 19,036,000
Cost of sales	16,972,000	29,402,000
Other operating costs	4,212,000	4,389,000
Loss from operations	(12,018,000)	(14,755,000)
Interest expense, net of capitalized interest	(5,346,000)	(4,449,000)
Fair value adjustment to warrants	(5,321,000)	9,493,000
Gain on sale of equipment	625,000	0
Interest income	0	23,000
Loss before income taxes	(22,060,000)
Income tax benefit	0	0
Net income (loss)	(22,060,000)	(9,688,000)
Total Assets	293,354,000	222,902,000	$ 142,324,000
Hycroft Mine
Segment Reporting Information [Line Items]
Revenues	9,166,000	19,036,000
Cost of sales	16,972,000	29,402,000
Other operating costs	1,140,000	595,000
Loss from operations	(8,946,000)	(10,961,000)
Interest expense, net of capitalized interest	(4,000)	0
Fair value adjustment to warrants	0	0
Gain on sale of equipment	625,000
Interest income		23,000
Loss before income taxes	(8,325,000)
Income tax benefit	0
Net income (loss)	(8,325,000)	(10,938,000)
Total Assets	126,273,000	186,197,000
Corporate and Other
Segment Reporting Information [Line Items]
Revenues	0	0
Cost of sales	0	0
Other operating costs	3,072,000	3,794,000
Loss from operations	(3,072,000)	(3,794,000)
Interest expense, net of capitalized interest	(5,342,000)	(4,449,000)
Fair value adjustment to warrants	(5,321,000)	9,493,000
Gain on sale of equipment	0
Interest income		0
Loss before income taxes	(13,735,000)
Income tax benefit	0
Net income (loss)	(13,735,000)	1,250,000
Total Assets	$ 167,081,000	$ 36,705,000