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Real Estate Investments (Details)
Dec. 31, 2015
USD ($)
ft²
Dec. 31, 2014
USD ($)
ft²
Real Estate Properties [Line Items]    
Number of Properties 278 209
Gross Leasable Area | ft² 5,207,000 4,315,000
Land $ 225,273,640 $ 195,091,303
Buildings 526,911,997 393,826,467
Property under Development 3,663,301 229,242
Gross Real Estate Investments 755,848,938 589,147,012
Less Accumulated Depreciation (56,401,423) (59,089,851)
Net Real Estate Investments $ 699,447,515 $ 530,057,161