Intangibles (Tables)

12 Months Ended

Dec. 31, 2012

Intangibles

Schedule of intangible lease assets

The Company's intangible lease assets were (in thousands):

	December 31,
Intangible lease assets	2012			2011
Lease-up intangibles	$	581,742		$	385,148
Above market tenant lease intangibles		153,141			145,374
Below market ground lease intangibles		58,939			41,015
Gross intangible lease assets		793,822			571,537
Accumulated depreciation and amortization		(241,121	)		(199,147	)
Net intangible lease assets	$	552,701		$	372,390

Schedule of intangible lease liabilities

The Company's intangible lease liabilities were (in thousands):

	December 31,
Intangible lease liabilities	2012			2011
Below market lease intangibles	$	192,733		$	206,460
Above market ground lease intangibles		6,091			1,779
Gross intangible lease liabilities		198,824			208,239
Accumulated depreciation and amortization		(92,915	)		(90,462	)
Net intangible lease liabilities	$	105,909		$	117,777

Estimated aggregate amortization of intangible assets and liabilities for each of the five succeeding fiscal years and thereafter

Estimated aggregate amortization of intangible assets and liabilities for each of the five succeeding fiscal years and thereafter follows (in thousands):

	Intangible Assets		Intangible Liabilities
2013	$	72,684	$	16,772
2014		67,943		16,261
2015		64,078		15,696
2016		59,674		15,150
2017		52,452		12,787
Thereafter		235,870		29,243
	$	552,701	$	105,909