Mortgages Payable (Details) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Mortgages Payable	$ 69,572,236	$ 62,854,057
May 14 2017 [Member]
Mortgages Payable	22,743,728	23,150,078
January 2020 [Member]
Mortgages Payable	10,600,697	11,413,113
July 2026 [Member]
Mortgages Payable	10,158,547	10,497,009
June 2014 [Member]
Mortgages Payable	9,566,821	0
March 2012 [Member]
Mortgages Payable	0	9,173,789
February 2017 [Member]
Mortgages Payable	4,565,211	5,216,465
February 2020 [Member]
Mortgages Payable	3,357,233	3,403,603
June 11 2016 [Member]
Mortgages Payable	$ 8,580,000	$ 0