Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

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Commitments and Contingencies (Details)
1 Months Ended 3 Months Ended 4 Months Ended
Feb. 29, 2020
USD ($)
Mar. 31, 2021
USD ($)
Mar. 31, 2020
USD ($)
Apr. 30, 2020
USD ($)
Deposits
Dec. 31, 2020
USD ($)
Commitments And Contingencies [Line Items]          
Operating leases, rent expense   $ 841,000 $ 598,000    
Asset held for sale   732,000     $ 732,000
Contingent liability   0      
Franchise Agreement Case [Member]          
Commitments And Contingencies [Line Items]          
Loss contingency damage sought value   $ 5,000,000      
Loss contingency, lawsuit filing date   April 2016      
Employment Agreement Breach Case [Member]          
Commitments And Contingencies [Line Items]          
Loss contingency, lawsuit filing date   December 1, 2019      
Loss contingency motion to dismiss lawsuit filing date   February 13, 2020      
Employee Termination Case [Member]          
Commitments And Contingencies [Line Items]          
Loss contingency, lawsuit filing date   July 8, 2020      
Loss contingency, allegations   the former employee was terminated wrongfully by the Company      
BF Dania Beach, LLC [Member]          
Commitments And Contingencies [Line Items]          
Aggregate purchase price $ 1,299,000        
Number of cash deposits | Deposits       3  
Cash deposits received       $ 906,500  
Cash deposits returned to unrelated third-party purchaser       $ 906,500  
Asset held for sale   $ 732,000     $ 732,000