Quarterly report pursuant to Section 13 or 15(d)

Cover Page

Cover Page - shares
6 Months Ended
Jun. 30, 2021
Aug. 06, 2021
Document Information [Line Items]    
Document Type 10-Q  
Entity Registrant Name BurgerFi International, Inc.  
Entity Central Index Key 0001723580  
Amendment Flag false  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Document Period End Date Jun. 30, 2021  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q2  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   17,893,476
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current Yes  
Entity File Number 001-38417  
Entity Tax Identification Number 82-2418815  
Entity Incorporation, State or Country Code DE  
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  
Common Stock [Member]    
Document Information [Line Items]    
Trading Symbol BFI  
Title of 12(b) Security Common Stock, par value $0.0001 per share  
Security Exchange Name NASDAQ  
Redeemable Warrants [Member]    
Document Information [Line Items]    
Trading Symbol BFIIW  
Title of 12(b) Security Redeemable warrants, each exercisable for one share of common stock at an exercise price of $11.50 per share  
Security Exchange Name NASDAQ