Cover - shares	3 Months Ended
	Mar. 31, 2023	Apr. 28, 2023
Document Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Mar. 31, 2023
Document Transition Report	false
Entity File Number	001-38387
Entity Registrant Name	HYCROFT MINING HOLDING CORPORATION
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	82-2657796
Entity Address, Address Line One	4300 Water Canyon Road
Entity Address, Address Line Two	Unit 1
Entity Address, City or Town	Winnemucca
Entity Address, State or Province	NV
Entity Address, Postal Zip Code	89445
City Area Code	775
Local Phone Number	304-0260
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		200,270,659
Entity Central Index Key	0001718405
Current Fiscal Year End Date	--12-31
Amendment Flag	false
Document Fiscal Period Focus	Q1
Document Fiscal Year Focus	2023
Class A common stock
Document Information [Line Items]
Title of 12(b) Security	Class A common stock, par value $0.0001 per share
Trading Symbol	HYMC
Security Exchange Name	NASDAQ
Warrants to Purchase Common Stock [Member]
Document Information [Line Items]
Title of 12(b) Security	Warrants to purchase common stock
Trading Symbol	HYMCW
Security Exchange Name	NASDAQ
Warrants to Purchase Common Stock, Three [Member]
Document Information [Line Items]
Title of 12(b) Security	Warrants to purchase common stock
Trading Symbol	HYMCL
Security Exchange Name	NASDAQ