Real Estate

6 Months Ended

Jun. 30, 2018

Property, Plant and Equipment [Abstract]

Disposal Groups, Including Discontinued Operations, Disclosure [Text Block]

Real Estate

Information on the Operating Properties and land parcels the Company acquired during the three and six months ended June 30, 2018 is as follows:

	Three Months Ended June 30, 2018					Six Months Ended June 30, 2018
	Number of Buildings	Acres of Developable Land	Leaseable Square Feet	Purchase Price (in thousands)		Number of Buildings	Acres of Developable Land	Leaseable Square Feet	Purchase Price (in thousands)
Florida	—	28.4	—	$	14,728	—	28.4	—	$	14,728
Lehigh/Central PA	—	153.8	—	31,043		—	153.8	—	31,043
United Kingdom	—	—	—	—		—	7.1	—	4,240
Other:
New Jersey	1	—	172,016	23,500		1	—	172,016	23,500
Southern California	2	22.3	602,302	105,236		3	23.1	1,002,471	197,936
	3	204.5	774,318	$	174,507	4	212.4	1,174,487	$	271,447

Information on the Operating Properties and land parcels the Company sold or conveyed during the three and six months ended June 30, 2018 is as follows:

	Three Months Ended June 30, 2018					Six Months Ended June 30, 2018
	Number of Buildings	Acres of Developable Land	Leaseable Square Feet	Gross Proceeds (in thousands)		Number of Buildings	Acres of Developable Land	Leaseable Square Feet	Gross Proceeds (in thousands)
Carolinas/Richmond	—	—	—	$	—	1	1.5	80,000	$	7,094
Chicago/Minneapolis	—	—	—	—		—	8.3	—	2,714
Philadelphia	1	3.1	207,779	130,850		1	3.1	207,779	130,850
Southeastern PA	—	—	—	—		23	—	1,420,515	183,808
	1	3.1	207,779	$	130,850	25	12.9	1,708,294	$	324,466