Notes Payable and Unsecured Line of Credit Notes Payable and Unsecured Line of Credit (Tables)

6 Months Ended

Jun. 30, 2011

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

The Company’s outstanding debt at June 30, 2011 and December 31, 2010 consists of the following (in thousands):

		2011	2010
Notes payable:
Fixed rate mortgage loans	$	417,712	402,151
Variable rate mortgage loans		12,767	11,189
Fixed rate unsecured loans		1,509,666	1,671,129
Total notes payable		1,940,145	2,084,469
Unsecured line of credit		30,000	10,000
Total	$	1,970,145	2,094,469

Schedule of Maturities of Long-term Debt [Table Text Block]

As of June 30, 2011, scheduled principal payments and maturities on notes payable were as follows (in thousands):

Scheduled Principal Payments and Maturities by Year:		Scheduled Principal Payments	Mortgage Loan Maturities	Unsecured Maturities (1)		Total
2011	$	2,825	8,850	20,000		31,675
2012		5,836	—	222,377		228,213
2013		5,763	16,342	—		22,105
2014		5,174	20,928	150,000		176,102
2015		3,783	46,313	350,000		400,096
Beyond 5 Years		11,398	302,238	800,000		1,113,636
Unamortized debt (discounts)/premiums, net		—	1,029	(2,711	)	(1,682	)
Total	$	34,779	395,700	1,539,666		1,970,145

⁽¹⁾ Includes unsecured public debt and the Line. The Line is included in 2012 maturities and matures in February 2012.