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Investment in Real Estate - Properties Disposed (Details) $ in Thousands | 1 Months Ended | 3 Months Ended
--- | --- | ---
Mar. 31, 2018 USD ($) ft² | Jan. 31, 2018 USD ($) ft² | Mar. 31, 2018 USD ($) ft² | Mar. 31, 2017 USD ($)
Real Estate [Line Items] |  |  |  |
Square feet of real estate disposed | ft² |  |  | 306,065 |
Sales Price |  |  | $ 241,000 |
Gains on sale of real estate |  |  | $ 37,674 | $ 16,866
2600 Campus Drive |  |  |  |
Real Estate [Line Items] |  |  |  |
Square feet of real estate disposed | ft² |  | 63,050 |  |
Sales Price |  | $ 22,500 |  |
Embarcadero Place |  |  |  |
Real Estate [Line Items] |  |  |  |
Square feet of real estate disposed | ft² |  | 197,402 |  |
Sales Price |  | $ 136,000 |  |
2180 Sand Hill |  |  |  |
Real Estate [Line Items] |  |  |  |
Square feet of real estate disposed | ft² | 45,613 |  |  |
Sales Price | $ 82,500 |  |  |

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- Definition Area Of Real Estate Disposed + References No definition available. + Details
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- Definition Asset Disposition, Sales Price + References No definition available. + Details
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- Definition This element represents the amount of gain (loss) on sale of properties during the reporting period net of the applicable income taxes realized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 974 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-15.(a)(1)(ii)) -URI http://asc.fasb.org/extlink&oid=6875705&loc=d3e641549-123027 + 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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Namespace Prefix: |
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- Details
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- Details
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Period Type: |