Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Narrative (Details)

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Commitments and Contingencies - Narrative (Details)
1 Months Ended 3 Months Ended 4 Months Ended 12 Months Ended
Mar. 28, 2022
USD ($)
Aug. 11, 2021
USD ($)
claim
May 21, 2021
USD ($)
Dec. 01, 2019
USD ($)
Feb. 29, 2020
USD ($)
Apr. 30, 2016
USD ($)
Mar. 31, 2022
USD ($)
claim
Mar. 31, 2021
USD ($)
Apr. 30, 2020
USD ($)
Deposit
Mar. 11, 2022
USD ($)
Dec. 31, 2021
USD ($)
Commitments And Contingencies [Line Items]                      
Occupancy and related expenses             $ 3,834,000 $ 773,000      
Asset held for sale             $ 732,000       $ 732,000
Pending Litigation | BurgerFi International, LLC v Shree at Philly Downtown, LLC, et. al.                      
Commitments And Contingencies [Line Items]                      
Loss contingency, damages sought           $ 5,000,000          
Pending Litigation | Corey Winograd v BurgerFi International, LLC                      
Commitments And Contingencies [Line Items]                      
Loss contingency, damages sought       $ 15,000,000              
Pending Litigation | Second 82nd SM, LLC c BF NY 82, LLC, BurgerFi International, LLC and BurgerFi International, Inc.                      
Commitments And Contingencies [Line Items]                      
Loss contingency, damages sought   $ 500,000                  
Pending claims | claim   7                  
Pending Litigation | Lion Point Capital Allegation                      
Commitments And Contingencies [Line Items]                      
Loss contingency, damages sought                   $ 26,000,000  
Pending Litigation | John Rosatti, as Trustee of the John Rosatti Revocable Trust v. BurgerFi International, Inc                      
Commitments And Contingencies [Line Items]                      
Loss contingency, damages sought $ 750,000                    
Pending Litigation | Burger Guys of Dania Pointe, et. al                      
Commitments And Contingencies [Line Items]                      
Loss contingency, damages sought     $ 2,000,000                
Pending Litigation | Employment Related Claims                      
Commitments And Contingencies [Line Items]                      
Pending claims | claim             2        
Estimate of possible loss             $ 800,000        
Pending Litigation | General Liability and Other Claims                      
Commitments And Contingencies [Line Items]                      
Estimate of possible loss             400,000        
BF Dania Beach, LLC                      
Commitments And Contingencies [Line Items]                      
Aggregate purchase price         $ 1,300,000            
Number of cash deposits | Deposit                 3    
Cash deposits received                 $ 900,000    
Cash deposits returned to unrelated third-party purchaser                 $ 900,000    
Asset held for sale             $ 700,000       $ 700,000