v3.26.1
Cover - USD ($)
12 Months Ended
Jan. 31, 2026
Mar. 25, 2026
Jul. 31, 2025
Document Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Transition Report false    
Document Financial Statement Error Correction [Flag] false    
Entity Interactive Data Current Yes    
ICFR Auditor Attestation Flag true    
Amendment Flag false    
Document Period End Date Jan. 31, 2026    
Document Fiscal Year Focus 2026    
Document Fiscal Period Focus FY    
Documents Incorporated by Reference [Text Block] None    
Entity Information [Line Items]      
Entity Registrant Name VANECK MERK GOLD ETF    
Entity Central Index Key 0001546652    
Entity File Number 001-36459    
Entity Tax Identification Number 46-6582016    
Entity Incorporation, State or Country Code NY    
Current Fiscal Year End Date --01-31    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Shell Company false    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Public Float     $ 1,752,291,265.9
Entity Contact Personnel [Line Items]      
Entity Address, Address Line One c/o Merk Investments LLC    
Entity Address, Address Line Two 1150 Chestnut St    
Entity Address, City or Town Menlo Park    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 94025    
Entity Phone Fax Numbers [Line Items]      
City Area Code (650)    
Local Phone Number 323-4341    
Entity Listings [Line Items]      
Title of 12(b) Security VanEck Merk Gold Shares    
Trading Symbol OUNZ    
Security Exchange Name NYSEArca    
Entity Common Stock, Shares Outstanding   63,171,210