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RENTAL PROPERTIES (Captain Parkers) (Details)
Sep. 18, 2015
USD ($)
item
Jan. 07, 2016
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
item
RENTAL PROPERTIES        
Number of units | item       1,033
Line of credit     $ 25,000,000  
Residences at Captain Parkers LLC Residential Apartments Lexington, Massachusetts        
RENTAL PROPERTIES        
Number of units | item 94      
Purchase price of real estate properties $ 31,600,000      
Purchase price allocated to the value of the in-place leases 474,000      
Purchase price allocated to the value of the tenant relationships $ 31,000      
Amortization period of value of the in-place leases 12 months      
Amortization period of value of the tenant relationships 24 months      
Line of credit $ 25,000,000 $ 0