Annual report pursuant to Section 13 and 15(d)


Cover - USD ($)
12 Months Ended
Dec. 31, 2021
Apr. 11, 2022
Jun. 30, 2021
Document Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Current Fiscal Year End Date --12-31    
Document Period End Date Dec. 31, 2021    
Document Transition Report false    
Entity File Number 001-38417    
Entity Registrant Name BurgerFi International, Inc.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 82-2418815    
Entity Address, Address Line One 105 U.S. Highway 1    
Entity Address, City or Town North Palm Beach    
Entity Address, State or Province FL    
Entity Address, Postal Zip Code 33408    
City Area Code (561)    
Local Phone Number 844-5528    
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 true    
Entity Ex Transition Period false    
ICFR Auditor Attestation Flag false    
Entity Shell Company false    
Entity Public Float     $ 178,384,760
Entity Common Stock, Shares Outstanding   22,042,583  
Amendment Flag false    
Document Fiscal Year Focus 2021    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001723580    
Common Stock Par Value 0.0001 Per Share 2      
Document Information [Line Items]      
Title of 12(b) Security Common Stock, par value $0.0001 per share    
Trading Symbol BFI    
Security Exchange Name NASDAQ    
Redeemable Warrants Each Exercisable For One Share Of Common Stock At An Exercise Price of 11.50 per share 1      
Document Information [Line Items]      
Title of 12(b) Security Redeemable warrants, each exercisable for one share of common stock at an exercise price of $11.50 per share    
Trading Symbol BFIIW    
Security Exchange Name NASDAQ