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Subsequent Events	12 Months Ended
Subsequent Events	Dec. 31, 2011
Subsequent Events [Abstract]
Subsequent Events [Text Block]	Subsequent Events In February 2012, the Partnership obtained a $2.0 million construction loan secured by the DeCordova property to be used to expand the DeCordova campus by constructing a new apartment building adjacent to the existing DeCordova property. This construction loan is with an unrelated third party and carries a fixed annual interest rate of 5.0%, maturing on February 1, 2017.