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Fair Value of Financial Instruments - Summary of Fair Value of Assets and Liabilities by Level (Details)
3 Months Ended 12 Months Ended
Jun. 30, 2016
USD ($)
Mar. 31, 2016
USD ($)
Mar. 31, 2015
USD ($)
Dec. 31, 2016
USD ($)
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Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Assets, Fair Value Disclosure [Abstract]            
Cash Flow Hedge - Interest Rate Swap       $ 416,590    
Available-for-Sale Securities            
Available-for-Sale Debt Securities         $ 802,500  
Available-for-Sale Equity Securities       416,590 4,901,267  
Total Available-for-Sale Securities         5,703,767  
Total       416,590 5,703,767  
Impairment Charges $ 1,970,822 $ 209,908 $ 510,041 2,180,730 510,041 $ 421,040
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]            
Available-for-Sale Securities            
Available-for-Sale Equity Securities         4,901,267  
Total Available-for-Sale Securities         4,901,267  
Total         4,901,267  
Significant Other Observable Inputs (Level 2) [Member]            
Available-for-Sale Securities            
Available-for-Sale Debt Securities         802,500  
Available-for-Sale Equity Securities       416,590    
Total Available-for-Sale Securities         802,500  
Total       416,590 $ 802,500  
Fair Value, Measurements, Nonrecurring [Member]            
Available-for-Sale Securities            
Total       $ 2,517,784    
Fair Value, Measurements, Nonrecurring [Member] | Land Under Contract for Sale [Member]            
Available-for-Sale Securities            
Area of Real Estate Property | a       8    
Impairment Charges       $ 1,000,000    
Fair Value, Measurements, Nonrecurring [Member] | Land Under Contract for Sale, Parcel Repurchased Tranche One            
Assets, Fair Value Disclosure [Abstract]            
Land repurchased       1,398,374    
Fair Value, Measurements, Nonrecurring [Member] | Land Under Contract for Sale, Parcel Repurchased Tranche Two            
Assets, Fair Value Disclosure [Abstract]            
Land repurchased       1,119,410    
Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member]            
Available-for-Sale Securities            
Total       2,517,784    
Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member] | Land Under Contract for Sale, Parcel Repurchased Tranche One            
Assets, Fair Value Disclosure [Abstract]            
Land repurchased       1,398,374    
Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member] | Land Under Contract for Sale, Parcel Repurchased Tranche Two            
Assets, Fair Value Disclosure [Abstract]            
Land repurchased       $ 1,119,410