XML 72 R58.htm IDEA: XBRL DOCUMENT v3.20.4
Investment in tenancy-in-common ('TIC') (Narrative) (Details) - USD ($)
6 Months Ended 8 Months Ended 12 Months Ended
Oct. 31, 2020
Oct. 31, 2020
Oct. 31, 2020
Oct. 31, 2019
Oct. 31, 2018
Feb. 28, 2020
Schedule of Equity Method Investments [Line Items]            
Gain on deconsolidation of subsidiary     $ 27,680,000  
Investment in tenancy-in-common $ 20,101,000 $ 20,101,000 20,101,000    
Loss on investment in tenancy-in-common     $ 202,000  
Percentage of management fees of rent collected   5.00%        
Management fees $ 32,000 $ 241,000        
Insurance commissions   $ 26,000        
S And A Commercial Associates Limited Partnership [Member]            
Schedule of Equity Method Investments [Line Items]            
Percentage of ownership interest           65.00%
Pierre Towers, LLC [Member]            
Schedule of Equity Method Investments [Line Items]            
Percentage of ownership interest           100.00%
TIC Agreement [Member]            
Schedule of Equity Method Investments [Line Items]            
Percentage of ownership interest           65.00%