Mortgages and Notes Payable (Tables)

3 Months Ended

Mar. 31, 2012

Debt Disclosure [Abstract]

Schedule of Consolidated Mortgages and Notes Payable [Table Text Block]

The following table sets forth our mortgages and notes payable:

	March 31, 2012		December 31, 2011
Secured indebtedness	$	746,784	$	750,049
Unsecured indebtedness	1,157,194		1,153,164
Total mortgages and notes payable	$	1,903,978	$	1,903,213