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Properties, Net (Details 3) $ in Thousands | Jun. 30, 2016 USD ($) Property | Dec. 31, 2015 USD ($) Property
--- | --- | ---
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Assets held for sale, net | $ | $ 300,584 | $ 96,782
Assets held for sale, net |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Properties, net | $ | 269,008 | 90,188
Deferred rent receivable | $ | 15,765 | 2,891
Intangible assets on real estate acquisitions, net | $ | 1,591 | 1,591
Deferred leasing costs, net | $ | 10,869 | 1,391
Lease incentives, net | $ | 3,351 | 721
Assets held for sale, net | $ | $ 300,584 | $ 96,782
Fort Meade/BW Corridor | 2016 Assets Held For Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties | Property | 10 |
Regional Office | White Marsh, Maryland | 2016 Assets Held For Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties | Property | 13 |
Regional Office | White Marsh, Maryland | 2015 Assets Held For Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties | Property |  | 13
Regional Office | Greater Philadelphia, Pennsylvania | 2016 Assets Held For Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties | Property | 4 |
Other Segments | San Antonio, Texas | 2016 Assets Held For Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties | Property | 2 |
Other Segments | San Antonio, Texas | 2015 Assets Held For Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties | Property |  | 2
Defense/Information Technology Locations | Northern Virginia Defense/IT | 2016 Assets Held For Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties | Property | 1 |

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