Mortgages Payable (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Mortgages Payable [Abstract]
Long-term Debt, Current Maturities	$ 13,285,331
Long-term Debt, Maturities, Repayments of Principal in Year Two	17,661,871
Long-term Debt, Maturities, Repayments of Principal in Year Three	6,118,840
Long-term Debt, Maturities, Repayments of Principal in Year Four	7,500,000
Long-term Debt, Maturities, Repayments of Principal in Year Five	1,991,979
Long-term Debt, Maturities, Repayments of Principal after Year Five	0
Mortgages Payable	$ 46,558,021	$ 39,119,507