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Cover - USD ($)
 12 Months Ended
Dec. 31, 2025
Mar. 02, 2026
Jun. 30, 2025
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2025    
Current Fiscal Year End Date --12-31    
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 P.O. Box 3030    
Entity Address, City or Town Winnemucca    
Entity Address, State or Province NV    
Entity Address, Postal Zip Code 89446    
City Area Code 775    
Local Phone Number 304-0260    
Title of 12(b) Security Class A common stock, par value $0.0001 per share    
Trading Symbol HYMC    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction false    
Entity Shell Company false    
Entity Public Float     $ 109,132,971
Entity Common Stock, Shares Outstanding   91,036,037  
Documents Incorporated by Reference
None.
    
Entity Central Index Key 0001718405    
Amendment Flag false    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2025