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Properties, Net (Details 3) $ in Thousands | Jun. 30, 2019 USD ($) property | Dec. 31, 2018 USD ($)
--- | --- | ---
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Assets held for sale, net | $ 54,448 | $ 0
Held-for-sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Properties, net | 53,386 |
Deferred rent receivable | 1,028 |
Deferred leasing costs, net | 34 |
Assets held for sale, net | $ 54,448 |
Held-for-sale | Single-tenant data centers | Data Center Shells |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of real estate properties | property | 2 |

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