Property, net: (Tables)

9 Months Ended

Sep. 30, 2015

Property, Plant and Equipment [Abstract]

Components of property

Property, net consists of the following:

	September 30, 2015			December 31, 2014
Land	$	2,238,048		$	2,242,291
Buildings and improvements	9,524,581			9,479,337
Tenant improvements	628,014			600,436
Equipment and furnishings	166,632			152,554
Construction in progress	409,631			303,264
	12,966,906			12,777,882
Less accumulated depreciation	(1,935,430		)	(1,709,992		)
	$	11,031,476		$	11,067,890