Segment Information (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Revenues – Note 15		$ 33,229	$ 110,734
Cost of sales		53,589	163,338
Other operating costs		33,130	31,307
Loss from operations		(53,490)	(83,911)
Interest expense, net of capitalized interest – Note 10		(18,481)	(20,593)
Interest income	$ 400	2,313	0
Gain on extinguishment of debt – Note 10		5,041	0
Fair value adjustment to warrants – Notes 12 and 20		(159)	14,426
Gain on sale of equipment		3,948	(16)
Loss before income taxes		(60,828)	(90,094)
Income tax benefit – Note 17		0	1,530
Net loss		(60,828)	(88,564)
Total Assets	248,954	248,954	142,324
Hycroft Mine
Segment Reporting Information [Line Items]
Revenues – Note 15		33,229	110,734
Cost of sales		53,589	163,338
Other operating costs		18,763	16,688
Loss from operations		(39,123)	(69,292)
Interest expense, net of capitalized interest – Note 10		(10)	0
Interest income		439
Gain on extinguishment of debt – Note 10		0
Fair value adjustment to warrants – Notes 12 and 20		0	0
Gain on sale of equipment		3,948	(16)
Loss before income taxes			(69,308)
Income tax benefit – Note 17			0
Net loss		(34,746)	(69,308)
Total Assets	102,057	102,057	138,971
Corporate and Other
Segment Reporting Information [Line Items]
Revenues – Note 15		0	0
Cost of sales		0	0
Other operating costs		14,367	14,619
Loss from operations		(14,367)	(14,619)
Interest expense, net of capitalized interest – Note 10		(18,471)	(20,593)
Interest income		1,874
Gain on extinguishment of debt – Note 10		5,041
Fair value adjustment to warrants – Notes 12 and 20		(159)	14,426
Gain on sale of equipment		0	0
Loss before income taxes			(20,786)
Income tax benefit – Note 17			1,530
Net loss		(26,082)	(19,256)
Total Assets	$ 146,897	$ 146,897	$ 3,353