Organization And Basis Of Presentation (Details)
$ in Millions |
6 Months Ended |
|
|
Jun. 30, 2015
USD ($)
ft²
state
property
item
|
Dec. 31, 2014
USD ($)
|
| Real Estate Properties [Line Items] |
|
|
| Number of properties owned or investment interests |
279
|
|
| Aggregate square feet of the property owned or investment interest | ft² |
30,500,000
|
|
| Number of states where properties are located | state |
7
|
|
| Consolidated joint ventures, total real estate assets | $ |
$ 247.3
|
$ 242.9
|
| Consolidated joint ventures, mortgages | $ |
96.9
|
94.3
|
| Consolidated joint ventures, other liabilities | $ |
$ 16.6
|
$ 15.7
|
| Commercial Properties [Member] |
|
|
| Real Estate Properties [Line Items] |
|
|
| Number of properties owned or investment interests |
260
|
|
| Number of tenants | item |
2,000
|
|
| Multi-Family Properties [Member] |
|
|
| Real Estate Properties [Line Items] |
|
|
| Number of properties owned or investment interests |
19
|
|
| Number of units | item |
5,644
|
|
| Office And Office/Flex Buildings [Member] |
|
|
| Real Estate Properties [Line Items] |
|
|
| Number of properties owned or investment interests |
245
|
|
| Aggregate square feet of the property owned or investment interest | ft² |
30,000,000
|
|
| Unconsolidated Joint Venture Office Buildings [Member] |
|
|
| Real Estate Properties [Line Items] |
|
|
| Number of properties owned or investment interests |
36
|
|
| Aggregate square feet of the property owned or investment interest | ft² |
5,600,000
|
|
| Industrial/Warehouse Facilities [Member] |
|
|
| Real Estate Properties [Line Items] |
|
|
| Number of properties owned or investment interests |
6
|
|
| Aggregate square feet of the property owned or investment interest | ft² |
387,400
|
|
| Unconsolidated Joint Venture Multi-Family Properties [Member] |
|
|
| Real Estate Properties [Line Items] |
|
|
| Number of properties owned or investment interests |
13
|
|
| Number of units | item |
4,343
|
|
| Parking/Retail [Member] |
|
|
| Real Estate Properties [Line Items] |
|
|
| Number of properties owned or investment interests |
5
|
|
| Aggregate square feet of the property owned or investment interest | ft² |
121,500
|
|
| Unconsolidated Joint Venture Parking/Retail Buildings [Member] |
|
|
| Real Estate Properties [Line Items] |
|
|
| Number of properties owned or investment interests |
2
|
|
| Aggregate square feet of the property owned or investment interest | ft² |
81,500
|
|
| Unconsolidated Joint Venture Hotel [Member] |
|
|
| Real Estate Properties [Line Items] |
|
|
| Number of properties owned or investment interests |
1
|
|
| Number of units | item |
350
|
|
| Land [Member] |
|
|
| Real Estate Properties [Line Items] |
|
|
| Number of properties owned or investment interests |
3
|
|