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Real Estate (Real Estate Available and Held for Sale) (Details) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2015 USD ($) | Jun. 30, 2014 property | Dec. 31, 2014 USD ($)
Real Estate Properties [Line Items] |  |  |
Real estate available and held for sale | $ 288,021 |  | $ 285,982
Residential Operating Properties |  |  |
Real Estate Properties [Line Items] |  |  |
Real estate available and held for sale | 134,100 |  | 155,800
Land |  |  |
Real Estate Properties [Line Items] |  |  |
Real estate available and held for sale | 147,126 |  | 118,679
Commercial Operating Properties |  |  |
Real Estate Properties [Line Items] |  |  |
Property Transferred from HFS, Aggregate, Carrying Value | 2,900 |  |
Condominium Units |  |  |
Real Estate Properties [Line Items] |  |  |
Number of properties acquired | property |  | 1 |
Net Lease |  |  |
Real Estate Properties [Line Items] |  |  |
Real estate available and held for sale | 2,708 |  | 4,521
Operating Properties |  |  |
Real Estate Properties [Line Items] |  |  |
Real estate available and held for sale | 138,187 |  | $ 162,782
Construction Substantially Complete | Residential Units [Member] |  |  |
Real Estate Properties [Line Items] |  |  |
Property Transferred to Held for Sale, Aggregate, Carrying Value | 30,000 |  |
Executed Contract with Third Party | Land |  |  |
Real Estate Properties [Line Items] |  |  |
Property Transferred to Held for Sale, Aggregate, Carrying Value | 2,800 |  |
Executed Contract with Third Party | Net Lease |  |  |
Real Estate Properties [Line Items] |  |  |
Property Transferred to Held for Sale, Aggregate, Carrying Value | 8,200 |  |
Executed Contract with Third Party | Residential Units [Member] |  |  |
Real Estate Properties [Line Items] |  |  |
Property Transferred to Held for Sale, Aggregate, Carrying Value | $ 3,900 |  |

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- Definition Number of Properties Acquired + References No definition available. + Details
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- Definition Property Transferred from HFS, Aggregate, Carrying Value + References No definition available. + Details
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- Definition Property Transferred to Held for Sale, Aggregate, Carrying Value + References No definition available. + Details
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- Definition Carrying amount as of the balance sheet date of investments in land and buildings held for sale, including real estate considered to be inventory of the entity. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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