Investments in real estate Development and redevelopment projects (Details)
|
Dec. 31, 2014
sqft
|
---|---|
Real Estate Properties [Line Items] | |
Area of Real Estate Property | 18,729,282 |
Development | |
Real Estate Properties [Line Items] | |
Number of real estate properties | 7 |
Redevelopment | |
Real Estate Properties [Line Items] | |
Number of real estate properties | 2 |
North America | Development | |
Real Estate Properties [Line Items] | |
Area of Real Estate Property | 1,727,758 |
North America | Redevelopment | |
Real Estate Properties [Line Items] | |
Area of Real Estate Property | 143,777 |