Quarterly report pursuant to Section 13 or 15(d)

Organization (Details)

v3.7.0.1
Organization (Details)
ft² in Thousands
Mar. 31, 2017
a
ft²
Property
MW
Properties under or approved for redevelopment  
Investments in real estate  
Number of real estate properties 1
Area of real estate property (in square feet or acres) | ft² 14
Operating office properties  
Investments in real estate  
Number of real estate properties 164
Area of real estate property (in square feet or acres) | ft² 17,100
Operating office properties | Single-tenant data centers  
Investments in real estate  
Number of real estate properties 13
Office properties under, or contractually committed for, construction or approved for redevelopment  
Investments in real estate  
Number of real estate properties 9
Area of real estate property (in square feet or acres) | ft² 1,300
Office properties under, or contractually committed for, construction or approved for redevelopment | Properties completed Held-for-future lease  
Investments in real estate  
Number of real estate properties 2
Partially operational properties | Properties under or approved for redevelopment  
Investments in real estate  
Number of real estate properties 2
Land controlled for future development  
Investments in real estate  
Area of real estate property (in square feet or acres) | a 987
Developable square feet | ft² 12,200
Other Land  
Investments in real estate  
Area of real estate property (in square feet or acres) | a 194
Operating wholesale data centers  
Investments in real estate  
Critical load (in megawatts) | MW 19.25
GI-COPT | Operating office properties | Single-tenant data centers  
Investments in real estate  
Number of real estate properties 6