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INVESTMENT IN UNCONSOLIDATED JOINT VENTURES (Hamilton Bay Apts and Sales) (Details)
1 Months Ended
Feb. 28, 2007
item
Sep. 30, 2017
USD ($)
Dec. 31, 2016
USD ($)
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES      
Investments in joint venture   $ 8,452,484 $ 8,336,505
Outstanding amount of mortgage   $ 233,615,499 $ 212,709,080
Hamilton Bay Apts      
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES      
Number of units refinanced | item 48    
Mortgages payable | Minimum      
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES      
Interest rate (as a percent)   3.24%  
Mortgages payable | Maximum      
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES      
Interest rate (as a percent)   5.97%