Notes Payable and Unsecured Credit Facilities (Tables)

9 Months Ended

Sep. 30, 2012

Debt Disclosure [Abstract]

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

The Company’s outstanding debt at September 30, 2012 and December 31, 2011 consists of the following (in thousands):

		2012	2011
Notes payable:
Fixed rate mortgage loans	$	446,358	439,880
Variable rate mortgage loans		12,222	12,665
Fixed rate unsecured loans		1,297,832	1,489,895
Total notes payable		1,756,412	1,942,440
Unsecured credit facilities		65,000	40,000
Total	$	1,821,412	1,982,440

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

As of September 30, 2012, 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
2012	$	2,022	—	—		2,022
2013		7,595	16,330	—		23,925
2014		7,091	27,183	150,000		184,274
2015		5,618	46,485	350,000		402,103
2016		5,487	14,161	65,000		84,648
Beyond 5 Years		24,605	297,009	800,000		1,121,614
Unamortized debt (discounts) premiums, net		—	4,994	(2,168	)	2,826
Total	$	52,418	406,162	1,362,832		1,821,412

⁽¹⁾ Includes unsecured public debt and unsecured credit facilities balances outstanding as of September 30, 2012.