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Loans and Mortgages Payable - Summary of Mortgages Payable (Details) (Parenthetical)
Dec. 31, 2016
Dec. 31, 2015
Weighted average interest rate 4.40% 4.60%
Note One [Member]    
Weighted average interest rate 6.23%  
Note Two [Member]    
Weighted average interest rate 12.75%