Quarterly report pursuant to Section 13 or 15(d)

Organization And Basis Of Financial Statement Presentation (Narrative) (Details)

v3.21.2
Organization And Basis Of Financial Statement Presentation (Narrative) (Details)
 1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2021
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Oct. 22, 2020
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Jul. 31, 2021
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Jun. 30, 2021
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May 31, 2021
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Mar. 31, 2020
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Sep. 30, 2019
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Sep. 30, 2021
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Sep. 30, 2020
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Mar. 31, 2020
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Sep. 30, 2021
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Sep. 30, 2020
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Dec. 31, 2016
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Oct. 31, 2020
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Oct. 07, 2020
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Sep. 22, 2020
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Jun. 30, 2020
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Dec. 31, 2019
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Business Acquisition [Line Items]                                      
Number of publicly-traded companies after spin-off | item 2                                    
Number of common stock class | item                     2                
Purchase and retirement, value               $ 4,552,000     $ 8,319,000                
Revenues               91,791,000 $ 42,205,000   215,384,000 $ 116,990,000              
Number of major customers | item                       2              
Revenue from customers               $ 89,302,000 40,662,000   $ 207,673,000 $ 113,876,000              
Number of votes per share | item 1             1     1                
Loss from noncontrolling interest                       1,248,000              
Cash and cash equivalents $ 113,547,000             $ 113,547,000 96,592,000   $ 113,547,000 96,592,000   $ 90,037,000          
Impairment losses                   22,384,000              
Goodwill 18,222,000     $ 20,796,000       18,222,000   18,222,000   $ 8,277,000       $ 14,864,000 $ 37,248,000
MOD Pizza [Member]                                      
Business Acquisition [Line Items]                                      
Number of stores open | item                         60            
Number of stores transferred | item             7                        
Number of stores terminated | item             2                        
New BBX Capital [Member] | Notes Payable [Member]                                      
Business Acquisition [Line Items]                                      
Debt face amount $ 75,000,000.0             $ 75,000,000.0     $ 75,000,000.0                
Interest rate 6.00%             6.00%     6.00%                
Deferred interest rate 8.00%             8.00%     8.00%                
IT'SUGAR, LLC [Member]                                      
Business Acquisition [Line Items]                                      
Number of stores open | item           100                          
Goodwill                                 $ 14,900,000    
BBX Capital Real Estate [Member] | Altman [Member]                                      
Business Acquisition [Line Items]                                      
Consolidated method ownership percentage 50.00%             50.00%     50.00%                
Common Class A And Class B [Member]                                      
Business Acquisition [Line Items]                                      
Share repurchase program, value $ 8,300,000             $ 8,300,000     $ 8,300,000                
Share repurchased, price per share | $ / shares                     $ 7.33                
Common Class A And Class B [Member] | Maximum [Member]                                      
Business Acquisition [Line Items]                                      
Share repurchase program, value $ 11,700,000             $ 11,700,000     $ 11,700,000                
Class A Common Stock [Member]                                      
Business Acquisition [Line Items]                                      
Percent of voting power 22.00%             22.00%     22.00%                
Percentage of total common equity 78.00%             78.00%     78.00%                
Share repurchase program, value $ 20,000,000             $ 20,000,000     $ 20,000,000       $ 10,000,000.0        
Number of shares repurchased | shares                     1,119,813                
Common stock, shares authorized | shares 30,000,000             30,000,000     30,000,000     30,000,000          
Number of shares purchased on market, tender offer | shares     1,402,785 3,500,000 4,000,000                            
Purchase price per share | $ / shares     $ 8.00 $ 8.00 $ 6.75                            
Purchase price of stock     $ 11,400,000                                
Class B Common Stock [Member]                                      
Business Acquisition [Line Items]                                      
Percent of voting power 78.00%             78.00%     78.00%                
Percentage of total common equity 22.00%             22.00%     22.00%                
Number of shares repurchased | shares                     14,394                
Common stock, shares authorized | shares 4,000,000             4,000,000     4,000,000     4,000,000          
Renin [Member]                                      
Business Acquisition [Line Items]                                      
Number of major customers | item               3 2   3 2              
Renin [Member] | Reportable Segments [Member]                                      
Business Acquisition [Line Items]                                      
Revenues               $ 33,410,000 $ 19,662,000   $ 106,479,000 $ 54,283,000              
Cash and cash equivalents $ 1,188,000             1,188,000 1,168,000   1,188,000 1,168,000              
Goodwill $ 4,140,000             4,140,000     4,140,000                
Renin [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]                                      
Business Acquisition [Line Items]                                      
Revenues               $ 5,500,000 $ 5,100,000                    
Revenue from customers                     $ 22,800,000 $ 18,100,000              
Risk percentage               6.00% 12.00%   10.60% 15.40%              
Renin [Member] | Revenue Benchmark [Member] | Customer Two Concentration Risk [Member]                                      
Business Acquisition [Line Items]                                      
Revenues               $ 13,100,000 $ 5,100,000                    
Revenue from customers                     $ 35,700,000 $ 13,700,000              
Risk percentage               14.30% 12.10%   16.60% 11.80%              
Renin [Member] | Revenue Benchmark [Member] | Customer Three Concentration Risk [Member]                                      
Business Acquisition [Line Items]                                      
Revenues               $ 10,100,000                      
Revenue from customers                     $ 30,100,000                
Risk percentage               11.00%     14.00%                
Renin [Member] | Outside United States [Member]                                      
Business Acquisition [Line Items]                                      
Revenues                 $ 3,900,000     $ 15,400,000              
IT'SUGAR, LLC [Member]                                      
Business Acquisition [Line Items]                                      
Impairment losses                   $ 22,400,000                  
IT'SUGAR, LLC [Member] | BBX Sweet Holdings [Member]                                      
Business Acquisition [Line Items]                                      
Consolidated method ownership percentage 93.00%             93.00%     93.00%                
IT'SUGAR, LLC [Member]                                      
Business Acquisition [Line Items]                                      
Goodwill $ 14,082,000             $ 14,082,000     $ 14,082,000                
Colonial Elegance [Member]                                      
Business Acquisition [Line Items]                                      
Purchase consideration   $ 43,089,000                                  
Goodwill   4,140,000                                  
Colonial Elegance [Member] | Renin [Member]                                      
Business Acquisition [Line Items]                                      
Purchase consideration   $ 43,100,000                                  
DIP Facility [Member] | IT'SUGAR, LLC [Member]                                      
Business Acquisition [Line Items]                                      
Debt face amount $ 11,000,000.0             $ 11,000,000.0     $ 11,000,000.0                
Interest rate 5.00%             5.00%     5.00%                
Maximum borrowing capacity $ 4,000,000.0             $ 4,000,000.0     $ 4,000,000.0         $ 4,000,000.0      
LIBOR [Member]                                      
Business Acquisition [Line Items]                                      
Line of credit, outstanding $ 50,900,000             50,900,000     50,900,000                
Trade Sales [Member]                                      
Business Acquisition [Line Items]                                      
Revenue from customers               67,453,000 35,692,000   159,899,000 99,628,000              
Trade Sales [Member] | Renin [Member]                                      
Business Acquisition [Line Items]                                      
Revenues               28,700,000 10,200,000   88,600,000 31,800,000              
Trade Sales [Member] | Renin [Member] | Reportable Segments [Member]                                      
Business Acquisition [Line Items]                                      
Revenue from customers               33,410,000 19,662,000   106,479,000 54,283,000              
Trade Sales [Member] | Renin [Member] | Outside United States [Member]                                      
Business Acquisition [Line Items]                                      
Revenues               11,300,000     38,200,000                
Sales Of Real Estate Inventory [Member]                                      
Business Acquisition [Line Items]                                      
Revenue from customers               $ 21,849,000 $ 4,970,000   $ 47,774,000 $ 14,248,000              
Restricted Stock [Member]                                      
Business Acquisition [Line Items]                                      
Anti-dilutive shares | shares                 19,317,687     19,317,687