Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2013

Significant Accounting Policies

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

The following summarizes our identified intangible assets (acquired above-market leases and in-place leases) and intangible liabilities (acquired below-market leases) as of June 30, 2013 and December 31, 2012 (in thousands):

	June 30, 2013			December 31, 2012
Identified intangible assets (included in other assets):
Gross amount	$	732,160		$	725,861
Accumulated amortization	(296,573		)	(263,107		)
Net	$	435,587		$	462,754
Identified intangible liabilities (included in deferred revenue):
Gross amount	$	667,495		$	651,921
Accumulated amortization	(391,631		)	(357,225		)
Net	$	275,864		$	294,696

Schedule of marketable securities

At June 30, 2013 and December 31, 2012, we held the following marketable securities (in thousands):

	June 30,		December 31,
	2013		2012
Level 1 – Equity marketable securities	$	3,371	$	2,202
Level 2 – Commercial mortgage-backed securities	19,406		15,575
Level 3 – Rake bonds	3,489		3,652
Total marketable securities available-for-sale	$	26,266	$	21,429