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Cover - USD ($)
Dec. 31, 2023
Feb. 29, 2024
Cover [Abstract]    
Document Type 10-K  
Amendment Flag false  
Document Annual Report true  
Document Transition Report false  
Document Period End Date Dec. 31, 2023  
Document Fiscal Period Focus FY  
Document Fiscal Year Focus 2023  
Current Fiscal Year End Date --12-31  
Entity File Number 001-41909  
Entity Registrant Name Valkyrie Bitcoin Fund  
Entity Central Index Key 0001841175  
Entity Tax Identification Number 86-6430837  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One 320 Seven Springs Way, Suite 250  
Entity Address, City or Town Brentwood  
Entity Address, State or Province TN  
Entity Address, Postal Zip Code 37027  
City Area Code 218  
Local Phone Number 255-9743  
Title of 12(b) Security Common Shares of Beneficial Interest  
Trading Symbol BRRR  
Security Exchange Name NASDAQ  
Entity Well-known Seasoned Issuer No  
Entity Voluntary Filers No  
Entity Current Reporting Status No  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Elected Not To Use the Extended Transition Period false  
Entity Shell Company false  
Entity Public Float $ 0  
Entity Common Stock, Shares Outstanding   10,955,000
ICFR Auditor Attestation Flag false  
Document Financial Statement Error Correction [Flag] false  
Auditor Name Cohen & Company, Ltd.  
Auditor Location Hunt Valley, Maryland  
Auditor Firm ID 925