XML 59 R46.htm IDEA: XBRL DOCUMENT v3.20.2
Note 8 - Investments, Including Investments Accounted for Using the Equity Method (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended
May 31, 2018
Dec. 31, 2017
May 31, 2019
Jan. 31, 2018
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Sep. 25, 2020
Gain (Loss) on Sale of Investments, Total         $ 2,026,193 $ 7,565 $ 5,696,068 $ 432,409  
Proceeds from Redemption of Preferred Units             12,000,000 0  
Payments to Acquire Equity Method Investments             3,175,000 $ 225,978  
Unconsolidated Affiliates [Member] | Board of Directors [Member]                  
Equity Method Investments         $ 753,904   $ 753,904    
Unconsolidated Affiliates [Member] | Minimum [Member]                  
Equity Method Investment, Ownership Percentage         5.60%   5.60%    
Unconsolidated Affiliates [Member] | Maximum [Member]                  
Equity Method Investment, Ownership Percentage         30.00%   30.00%    
The 24th Street Fund I, LLC [Member]                  
Payments to Acquire Equity Method Investments             $ 3,000,000    
Yellowstone [Member]                  
Equity Method Investment, Ownership Percentage                 20.00%
Breezeway Homes Inc. [Member]                  
Preferred Stock, Dividend Rate, Per-Dollar-Amount (in dollars per share)       $ 2,665          
Preferred Stock [Member] | Breezeway Homes Inc. [Member]                  
Debt Conversion, Converted Instrument, Shares Issued (in shares)       31,227          
US Treasury Notes Securities [Member]                  
Gain (Loss) on Sale of Investments, Total             7,318    
Proceeds from Sale and Maturity of Debt Securities, Available-for-sale, Total             333,109,337    
Corporate Bond Securities [Member]                  
Debt Securities, Unrealized Gain (Loss), Total             (161,068)    
Voting Common Stock of Privately Held Company CB&T Holding Corporation [Member]                  
Payments to Acquire Long-term Investments $ 19,058,485                
Cost Method Investment, Ownership Percentage 14.99%                
Non-voting Common Units of LLC [Member]                  
Payments to Acquire Long-term Investments   $ 10,000,000              
Cost Method Investment, Ownership Percentage   5.60%              
Non-voting Preferred Units of DFH LLC [Member]                  
Payments to Acquire Long-term Investments     $ 12,000,000            
Mandatory Preferred Return, Percent     14.00%            
Percent of Preferred Units Convertible to Non-voting Common Units     25.00%            
Proceeds from Redemption of Preferred Units             12,000,000    
Voting Convertible Preferred Stock of Breezeway Homes, Inc. [Member]                  
Cost-method Investments, Other than Temporary Impairment             $ 0