Notes and Other Receivables (Tables)

12 Months Ended

Dec. 31, 2011

Notes and Other Receivables [Abstract]

Components of Notes and other receivables

		September 30,			September 30,
	2011			2010
Notes receivable, net of allowance for doubtful accounts of $3,109 and $3,671 in 2011 and 2010, respectively	$	3,286		$	3,797
Cumulative rental revenue recognized on a straight-line basis in excess of revenue accrued in accordance with lease terms (see Note 2)		37,141			34,231
Tenant and other receivables		10,064			12,983
Allowance for doubtful accounts related to straight-line rents, tenant and other receivables		(1,991	)		(2,616	)
	$	48,500		$	48,395