Real Estate Assets, Discontinued Operations and Assets Held for Sale (Tables)

9 Months Ended

Sep. 30, 2017

Discontinued Operations and Disposal Groups [Abstract]

Schedule of Real Estate Properties [Table Text Block]

Real estate assets, excluding assets held for sale, consisted of the following (in thousands):

	September 30, 2017		December 31, 2016
Buildings and tenant improvements	$	4,315,394	$	3,752,423
Land and improvements	1,776,467		1,392,382
Real estate assets	$	6,091,861	$	5,144,805

Table Illustration of Number of Properties in Discontinued Operations

The following table illustrates the number of sold or held-for-sale properties included in, or excluded from, discontinued operations in this report: 

	Held-for-Sale at September 30, 2017	Sold Year-to-Date in 2017	Sold in 2016	Total
Total properties included in discontinued operations	1	80	—	81
Properties excluded from discontinued operations	1	15	32	48
Total properties sold or classified as held-for-sale	2	95	32	129

Table Illustration of Discontinued Operations in Statement of Operations

The following table illustrates the operational results of the buildings reflected in discontinued operations (in thousands):  

	Three Months Ended September 30,						Nine Months Ended September 30,
	2017			2016			2017			2016
Revenues	$	4,622		$	44,906		$	86,026		$	129,087
Operating expenses	(1,613		)	(14,466		)	(27,780		)	(41,602		)
Depreciation and amortization	(37		)	(18,868		)	(25,886		)	(56,158		)
Operating income	2,972			11,572			32,360			31,327
Interest expense	(409		)	(7,323		)	(14,613		)	(22,265		)
Income before gain on sales	2,563			4,249			17,747			9,062
Gain on sale of depreciable properties	120,179			319			1,229,270			485
Income from discontinued operations before income taxes	122,742			4,568			1,247,017			9,547
Income tax benefit (expense)	876			—			(10,736		)	—
Income from discontinued operations	$	123,618		$	4,568		$	1,236,281		$	9,547

Allocation of Common Shareholders' Income (Loss) Between Continuing and Discontinued Operations

The following table illustrates the General Partner's share of the income attributable to common shareholders from continuing operations and discontinued operations, reduced by the allocation of income between continuing and discontinued operations to the noncontrolling interests (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2017		2016		2017		2016
Income from continuing operations attributable to common shareholders	$	41,618	$	107,491	$	225,970	$	254,936
Income from discontinued operations attributable to common shareholders	123,651		4,523		1,220,042		9,452
Net income attributable to common shareholders	$	165,269	$	112,014	$	1,446,012	$	264,388

Schedule of Discontinued Operations, Properties Held-for-Sale, Aggregate Balance Sheet Information [Table Text Block]

he following table illustrates aggregate balance sheet information for all held-for-sale properties (in thousands):

	Held-for-Sale Properties
	September 30, 2017									December 31, 2016
	Included in Continuing Operations			Included in Discontinued Operations			Total			Included in Continuing Operations			Included in Discontinued Operations			Total
Land and improvements	$	8,157		$	13,562		$	21,719		$	3,631		$	118,882		$	122,513
Buildings and tenant improvements	10,505			40,851			51,356			37,495			1,218,468			1,255,963
Undeveloped land	4,909			—			4,909			22,657			—			22,657
Accumulated depreciation	(2,553		)	(19,183		)	(21,736		)	(18,581		)	(240,685		)	(259,266		)
Deferred leasing and other costs, net	862			2,121			2,983			3,091			83,522			86,613
Other assets	591			3,782			4,373			3,334			92,444			95,778
Total assets held-for-sale	$	22,471		$	41,133		$	63,604		$	51,627		$	1,272,631		$	1,324,258
Total liabilities held-for-sale	$	1,169		$	1,484		$	2,653		$	1,661		$	54,630		$	56,291