Annual report [Section 13 and 15(d), not S-K Item 405]

Note 6 - Investments (Details Textual)

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Note 6 - Investments (Details Textual)
 1 Months Ended 3 Months Ended 12 Months Ended
Jan. 12, 2024
May 05, 2022
USD ($)
$ / shares
shares
May 03, 2022
shares
Jan. 31, 2023
USD ($)
$ / shares
Mar. 31, 2023
USD ($)
Dec. 31, 2024
USD ($)
$ / shares
Dec. 31, 2023
USD ($)
$ / shares
Dec. 30, 2024
$ / shares
shares
Dec. 15, 2023
USD ($)
Sep. 12, 2023
shares
Dec. 31, 2022
$ / shares
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | shares               2,345,238      
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares       $ 2.8   $ 2.41 $ 6.17 $ 0.46     $ 22
Proceeds from Issuance or Sale of Equity       $ 1,970,000              
Realized Investment Gains (Losses)           $ 167,000 $ (61,000)        
Unrealized Gain (Loss) on Investments           0 667,000        
Discontinued Operations, Disposed of by Sale [Member] | Oregon Operations [Member]                      
Investment Owned, Fair Value             1,400,000        
Disposal Group, Percentage of Stock and Assets to be Sold                 100.00%    
Disposal Group, Including Discontinued Operation, Consideration                 $ 1,400,000    
Deposit Assets                 $ 100,000    
Edible Garden Corp. [Member]                      
Investment Owned, Balance, Shares (in shares) | shares     1,000,000                
Proceeds from Sale of Equity Method Investments         $ 150,000            
Realized Investment Gains (Losses)         $ 60,000.00            
Mystic Holdings, Inc. [Member]                      
Investment Owned, Fair Value           0 670,000        
Unrealized Gain (Loss) on Investments           $ 170,000 $ 670,000        
Mystic Holdings, Inc. [Member] | Common Stock [Member]                      
Investment Owned, Balance, Shares (in shares) | shares                   8,323,764  
Mystic Holdings, Inc. [Member] | Series A Preferred Stock [Member]                      
Investment Owned, Balance, Shares (in shares) | shares                   8,332  
Reverse Stock Split [Member]                      
Stockholders' Equity Note, Stock Split, Conversion Ratio 100                    
Edible Garden Corp. [Member] | IPO [Member]                      
Stock Issued During Period, Shares, New Issues (in shares) | shares   2,930,000                  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | shares   2,930,000                  
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares   $ 5                  
Number of Warrants Per Unit Issued (in shares) | shares   1                  
Shares Issued, Price Per Share (in dollars per share) | $ / shares   $ 5                  
Proceeds from Issuance or Sale of Equity   $ 14.7                  
Edible Garden Corp. [Member] | Reverse Stock Split [Member]                      
Stockholders' Equity Note, Stock Split, Conversion Ratio     5