Post-effective amendment to a registration statement that is not immediately effective upon filing

Stockholders' Equity (Details)

v3.21.2
Stockholders' Equity (Details)
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Mar. 13, 2018
$ / shares
shares
Feb. 28, 2021
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Jun. 30, 2021
USD ($)
$ / shares
shares
Jun. 30, 2021
USD ($)
$ / shares
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Dec. 16, 2020
USD ($)
$ / shares
shares
Dec. 15, 2020
shares
Dec. 31, 2019
shares
Class of Stock [Line Items]                  
Common Stock, issued     17,541,838 17,838,476 17,838,476 17,541,838      
Common Stock, par value | $ / shares     $ 0.0001 $ 0.0001 $ 0.0001 $ 0.0001      
Common stock voting rights         Holders of the Company’s common stock are entitled to one vote for each share. Holders of the Company’s common stock are entitled to one vote for each share      
Common stock shares outstanding     17,541,838 17,838,476 17,838,476 17,541,838      
Common stock shares authorized     100,000,000 100,000,000 100,000,000 100,000,000      
Warrants Outstanding     0 15,063,900 15,063,900 0 15,095,000 0  
Preferred stock, authorized     10,000,000 10,000,000 10,000,000 10,000,000      
Preferred stock, par value | $ / shares     $ 0.0001 $ 0.0001 $ 0.0001 $ 0.0001      
Preferred stock, outstanding     0 0 0 0     0
Preferred stock, issued     0 0 0 0     0
Number of shares issued under purchase option           750,000      
Shares purchase price, per share (in dollars per share) | $ / shares     $ 10.00     $ 10.00      
Total unrecognized compensation cost related to unvested restricted stock | $     $ 19,000,000     $ 19,000,000      
Share-based Payment Arrangement, Expense | $     $ 818,000            
Warrants exercise price | $ / shares     $ 11.50 $ 11.50 $ 11.50 $ 11.50      
Warrants exercisable period           30 days      
Warrant outstanding | $     $ 16,516,000     $ 16,516,000 $ 22,113,000    
Gain or loss due to change in the fair value of warrants | $     $ 5,597,000 $ (12,619,000) $ (7,673,000)        
Share Price | $ / shares     $ 13.69 $ 10.00 $ 10.00 $ 13.69      
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right       1 1        
UPO Units That Are Exercisable         75,000        
Number Of Shares That UPO Units Are Exercisable For         one        
Number Of UPO Units Exchanged         675,000        
Exchange of UPO units, Shares         283,669        
Shares issued for warrant exercises, Shares         7,969        
Warrant liability | $     $ 16,516,000 $ 8,843,000 $ 8,843,000 $ 16,516,000      
Maximum [Member]                  
Class of Stock [Line Items]                  
Total unrecognized compensation cost related to unvested restricted stock or performance stock awards to be recognized weighted average period           5 years      
Minimum [Member]                  
Class of Stock [Line Items]                  
Total unrecognized compensation cost related to unvested restricted stock or performance stock awards to be recognized weighted average period           4 years      
Public Warrants [member]                  
Class of Stock [Line Items]                  
Warrants Outstanding     11,500,000 11,468,900 11,468,900 11,500,000      
Warrants and Rights Outstanding, Maturity Date       Dec. 31, 2025 Dec. 31, 2025        
UPO warrants [member]                  
Class of Stock [Line Items]                  
Warrants Outstanding     750,000     750,000      
Private Warrants [member]                  
Class of Stock [Line Items]                  
Warrants Outstanding     445,000 445,000 445,000 445,000 445,000    
Warrants exercise price | $ / shares     $ 4.60 $ 2.46 $ 2.46 $ 4.60 $ 6.15    
Working Capital Warrants [member]                  
Class of Stock [Line Items]                  
Warrants Outstanding     150,000 150,000 150,000 150,000      
Private Placement Warrants [member]                  
Class of Stock [Line Items]                  
Warrants Outstanding     3,000,000     3,000,000 3,000,000    
Restricted Stock [Member]                  
Class of Stock [Line Items]                  
Fair value of Non vested options vested | $       $ 2,595,000 $ 3,117,000 $ 785,000      
Total unrecognized compensation cost related to unvested restricted stock | $       30,047,000 $ 30,047,000        
Restricted Stock [Member] | Maximum [Member]                  
Class of Stock [Line Items]                  
Total unrecognized compensation cost related to unvested restricted stock or performance stock awards to be recognized weighted average period         5 years        
Restricted Stock [Member] | Minimum [Member]                  
Class of Stock [Line Items]                  
Total unrecognized compensation cost related to unvested restricted stock or performance stock awards to be recognized weighted average period         4 years        
Market Condition Awards [Member]                  
Class of Stock [Line Items]                  
Total unrecognized compensation cost related to unvested restricted stock | $     $ 927,000 2,649,000 $ 2,649,000 $ 927,000      
Total unrecognized compensation cost related to unvested restricted stock or performance stock awards to be recognized weighted average period         2 years 7 months 6 days 2 years 11 months 15 days      
Share-based Payment Arrangement, Expense | $     $ 33,000 $ 1,155,000 $ 1,403,000 $ 33,000      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value | $ / shares     $ 10.45 $ 10.76 $ 10.76 $ 10.45      
Performance Condition Awards [Member]                  
Class of Stock [Line Items]                  
Total unrecognized compensation cost related to unvested restricted stock | $     $ 0     $ 0      
Share-based Payment Arrangement, Expense | $     $ 0            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value | $ / shares     $ 15.70 $ 15.81 $ 15.81 $ 15.70      
2020 Plan                  
Class of Stock [Line Items]                  
Aggregate number of Shares that may be issued     (2,000,000)     (2,000,000)      
Options expiration period           10 years      
Percentage of increase of common stock outstanding           (5.00%)      
Common stock available for future grants     700,000     700,000      
BurgerFi International LLC [Member]                  
Class of Stock [Line Items]                  
Business combination, Number of shares issued           6,603,774      
Warrant [Member]                  
Class of Stock [Line Items]                  
Warrant term           5 years      
Share Price | $ / shares     $ 13.69     $ 13.69 $ 15.70    
IPO [Member]                  
Class of Stock [Line Items]                  
Number of shares issued under purchase option 750,000                
Shares purchase price, per share (in dollars per share) | $ / shares $ 10.00                
Option expiry date Mar. 17, 2023                
Private Placement [Member]                  
Class of Stock [Line Items]                  
Warrants Outstanding       3,000,000 3,000,000        
Subsequent Event [member]                  
Class of Stock [Line Items]                  
Conversion of common shares   283,670              
Conversion ratio   2,021       0.420251852      
Subsequent Event [member] | IPO [Member]                  
Class of Stock [Line Items]                  
Conversion of common shares   675,000              
UPO Units [Member] | Subsequent Event [member]                  
Class of Stock [Line Items]                  
Conversion of common shares   675,000