Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2011

Significant Accounting Policies

Summary of identified intangible assets (acquired above-market leases and in-place leases) and intangible liabilities (acquired below-market leases)

		June 30, 2011		December 31, 2010
Identified intangible assets (included in other assets):
Gross amount	$	567,046	$	758,300
Accumulated amortization		(157,411	)	(133,737	)
Net	$	409,635	$	624,563
Identified intangible liabilities (included in deferred revenue):
Gross amount	$	534,227	$	508,339
Accumulated amortization		(252,753	)	(220,417	)
Net	$	281,474	$	287,922

Schedule of marketable securities

		June 30,		December 31,
		2011		2010
Level 1 – Equity marketable securities	$	16,209	$	12,357
Level 2 – Commercial mortgage-backed securities		15,672		17,445
Level 3 – Rake bonds		23,485		4,250
Total marketable securities available-for-sale	$	55,366	$	34,052