Segment Reporting (Tables)

12 Months Ended

Dec. 31, 2015

Reconciliation of Revenue from Segments to Consolidated

The following table shows the revenues for each of the reportable segments, as well as a reconciliation to consolidated revenues, for the years ended December 31, 2015, 2014 and 2013 (in thousands):



	2015		2014		2013
Revenues
Rental Operations:
Industrial	$	556,903	$	529,144	$	479,147
Medical Office	160,951		146,530		127,475
Office	90,722		131,722		142,772
Non-reportable Rental Operations	—		8,814		7,206
Service Operations	133,367		224,500		206,596
Total segment revenues	941,943		1,040,710		963,196
Other revenue	7,489		6,141		5,564
Consolidated revenue from continuing operations	949,432		1,046,851		968,760
Discontinued operations	32,549		120,884		159,096
Consolidated revenue	$	981,981	$	1,167,735	$	1,127,856

Schedule of Segment Reporting Information, by Segment [Table Text Block]

The following table shows a reconciliation of our segment-level measures of profitability to consolidated income from continuing operations before income taxes, for the years ended December 31, 2015, 2014 and 2013 (in thousands):



	2015			2014			2013
PNOI
Industrial	$	393,909		$	351,955		$	315,846
Medical Office	103,540			91,099			70,844
Office	38,231			39,820			38,977
Non-reportable Rental Operations	—			4,506			(90		)
PNOI, excluding all sold/held for sale properties	535,680			487,380			425,577
PNOI from sold/held-for-sale properties included in continuing operations	27,971			68,451			91,604
PNOI, continuing operations	563,651			555,831			517,181

Earnings from Service Operations	14,197			24,469			22,763

Rental Operations revenues and expenses excluded from PNOI:
Straight-line rental income and expense, net	20,669			19,412			11,443
Revenues related to lease buyouts	1,567			5,246			11,151
Amortization of lease concessions and above and below market rents	(3,258		)	(4,789		)	(8,115		)
Intercompany rents and other adjusting items	(2,044		)	(4,219		)	(3,009		)
Non-Segment Items:
Equity in earnings (loss) of unconsolidated companies	(3,304		)	94,317			54,116
Interest expense	(173,574		)	(196,186		)	(202,174		)
Depreciation expense	(317,329		)	(346,275		)	(353,456		)
Gain on sale of properties	229,702			162,715			59,179
Impairment charges	(22,932		)	(49,106		)	(3,777		)
Interest and other income, net	4,667			1,246			1,887
General and administrative expenses	(58,565		)	(49,362		)	(42,673		)
Gain on land sales	35,054			10,441			9,547
Other operating expenses	(5,947		)	(7,191		)	(8,144		)
Loss on extinguishment of debt	(85,713		)	(283		)	(9,433		)
Acquisition-related activity	(8,499		)	(1,099		)	(3,093		)
Other non-segment revenues and expenses, net	(3,065		)	(421		)	1,029
Income from continuing operations before income taxes	$	185,277		$	214,746		$	54,422

Reportable Segments Consolidated Assets

The assets for each of the reportable segments at December 31, 2015 and 2014 were as follows (in thousands):



	December 31, 2015		December 31, 2014
Assets
Rental Operations:
Industrial	$	4,552,107	$	4,677,047
Medical Office	1,269,546		1,229,632
Office	367,469		1,252,627
Non-reportable Rental Operations	—		71,741
Service Operations	137,257		158,762
Total segment assets	6,326,379		7,389,809
Non-segment assets	590,734		365,030
Consolidated assets	$	6,917,113	$	7,754,839

Second Generation Capital Expenditures By Segment

Our second generation capital expenditures by segment are summarized as follows for the years ended December 31, 2015, 2014 and 2013 (in thousands):



	2015		2014		2013
Second Generation Capital Expenditures
Industrial	$	45,716	$	53,840	$	41,971
Medical Office	4,711		3,131		3,106
Office	11,443		41,124		46,600
Non-reportable Rental Operations segments	30		726		121
Total	$	61,900	$	98,821	$	91,798