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Investment in Affiliated Companies (Details Narrative) - Gadsden Roseville, LLC [Member] - Roseville Road in Sacramento, California [Member]
$ in Thousands
May 15, 2019
May 14, 2019
Jan. 14, 2019
USD ($)
a
shares
Area of land | a     9.6
Series A Preferred Stock [Member]      
Number of share issued (in shares)     1,000
Number of share issue, value | $     $ 350
Series A Preferred Stock [Member] | Subsequent Event [Member]      
Percentage of rate of return 25.00% 15.00%  
Common Units [Member]      
Number of share issued (in shares)     1,000