Real Estate (Tables)

9 Months Ended

Sep. 30, 2012

Real Estate (Tables) [Abstract]

Table of Real Estate Owned

	September 30, 2012			December 31, 2011
Land	$	4,609,337		$	4,367,816
Depreciable property:
Buildings and improvements	14,580,915			14,262,616
Furniture, fixtures and equipment	1,362,224			1,292,124
Projects under development:
Land	76,250			75,646
Construction-in-progress	118,004			84,544
Land held for development:
Land	350,102			299,096
Construction-in-progress	54,744			26,104
Investment in real estate	21,151,576			20,407,946
Accumulated depreciation	(4,880,808		)	(4,539,583		)
Investment in real estate, net	$	16,270,768		$	15,868,363

Acquired Properties Table

	Properties	Apartment Units	Purchase Price
Rental Properties – Consolidated	9	1,896	$	906,305
Land Parcels (five)	—	—	62,240
Total	9	1,896	$	968,545

Disposed Properties Table

	Properties	Apartment Units	Sales Price
Rental Properties – Consolidated	20	5,337	$	616,904
Total	20	5,337	$	616,904