Discontinued Operations and Assets Held for Sale (Tables)

12 Months Ended

Dec. 31, 2013

Discontinued Operations and Disposal Groups [Abstract]

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:

	Held For Sale at December 31, 2013	Sold in 2013	Sold in 2012	Sold in 2011	Total
Office	0	12	10	93	115
Industrial	9	6	17	7	39
Medical Office	2	6	0	0	8
Retail	0	1	1	1	3
Total properties included in discontinued operations	11	25	28	101	165
Properties excluded from discontinued operations	1	13	0	18	32
Total properties sold or classified as held-for-sale	12	38	28	119	197

Table Illustration of Discontinued Operations in Income Statement

The following table illustrates the operations of the buildings reflected in discontinued operations for the years ended December 31, 2013, 2012 and 2011, respectively (in thousands):

	2013			2012			2011
Revenues	$	46,066		$	71,028		$	250,807
Operating expenses	(17,777		)	(26,139		)	(110,634		)
Depreciation and amortization	(15,600		)	(30,404		)	(80,609		)
Operating income	12,689			14,485			59,564
Interest expense	(10,928		)	(18,271		)	(61,041		)
Income (loss) before gain on sales	1,761			(3,786		)	(1,477		)
Gain on sale of depreciable properties	133,242			13,467			100,882
Income from discontinued operations	$	135,003		$	9,681		$	99,405

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

The following table illustrates the General Partner's share of the income (loss) attributable to common shareholders from continuing operations and discontinued operations, reduced by the allocation of income or loss between continuing and discontinued operations to noncontrolling interests, for the years ended December 31, 2013, 2012 and 2011, respectively (in thousands):

	2013		2012			2011
Income (loss) from continuing operations attributable to common shareholders	$	23,126	$	(135,655	)	$	(65,345	)
Income from discontinued operations attributable to common shareholders	129,918		9,510			96,761
Net income (loss) attributable to common shareholders	$	153,044	$	(126,145	)	$	31,416

Schedule of Discontinued Operations, Properties Held-for-Sale, Aggregate Balance Sheet Information

The following table illustrates aggregate balance sheet information of these held-for-sale properties (in thousands):

	December 31, 2013		December 31, 2012
Real estate investment, net	$	47,592	$	24,994
Other assets	9,874		5,943
Total assets held-for-sale	$	57,466	$	30,937
Accrued expenses	$	1,481	$	94
Other liabilities	594		713
Total liabilities held-for-sale	$	2,075	$	807