Segment Information (Details) - USD ($) $ in Thousands		12 Months Ended
	Nov. 28, 2022	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Revenues – Note 15		$ 0	$ 33,229
Cost of sales		0	53,589
Operating costs		45,554	33,130
Loss from operations		(45,554)	(53,490)
Interest expense – Note 9		(18,467)	(18,481)
Interest income		8,278	2,313
Gain on sale of assets, net of commissions		544	3,948
Gain on extinguishment of debt – Note 9	$ 5,000	0	5,041
Fair value adjustment to warrants – Notes 14 and 21		175	(159)
Net loss		(55,024)	(60,828)
Total Assets		201,693	248,954
Hycroft Mine
Segment Reporting Information [Line Items]
Revenues – Note 15			33,229
Cost of sales			53,589
Operating costs		32,881	18,763
Loss from operations		(32,881)	(39,123)
Interest expense – Note 9		(1)	(10)
Interest income		2,422	439
Gain on sale of assets, net of commissions		544	3,948
Gain on extinguishment of debt – Note 9			0
Fair value adjustment to warrants – Notes 14 and 21		0	0
Net loss		(29,916)	(34,746)
Total Assets		66,129	102,057
Corporate and Other
Segment Reporting Information [Line Items]
Revenues – Note 15			0
Cost of sales			0
Operating costs		12,673	14,367
Loss from operations		(12,673)	(14,367)
Interest expense – Note 9		(18,466)	(18,471)
Interest income		5,856	1,874
Gain on sale of assets, net of commissions		0	0
Gain on extinguishment of debt – Note 9			5,041
Fair value adjustment to warrants – Notes 14 and 21		175	(159)
Net loss		(25,108)	(26,082)
Total Assets		$ 135,564	$ 146,897