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Real Estate Investments - Purchase Price Allocation (Details) - Four Tower Bridge [Member] $ in Thousands | Jan. 05, 2018 USD ($)
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Business Acquisition [Line Items] |  |
Building, land and improvements | $ 20,734 |
Intangible assets acquired | 3,144 | [1]
Below market lease liabilities assumed | (182) | [2]
Total unencumbered acquisition value | 23,696 |
Mortgage debt assumed - at fair value | (9,940) | [3]
Total encumbered acquisition value | 13,756 |
Total unencumbered acquisition value | 23,696 |
Mortgage debt assumed - at fair value | (9,940) | [3]
Investment in unconsolidated real estate ventures | (3,502) |
Net working capital assumed | 1,379 |
Gain on real estate venture transactions | $ 11,633 |
[1] | Weighted average amortization period of 4.1 years.
[2] | Weighted average amortization period of 4.8 years.
[3] | The outstanding principal balance on mortgage debt assumed at January 5, 2018 was $9.7 million.

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