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Investment in Unconsolidated Entities - Equity Method Using the Fair Value Option (Details) - Equity Method Investments - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Schedule of Equity Method Investments [Line Items]
Equity method investment, fair value	$ 32,994	$ 42,823
Morrocroft Neighborhood Stabilization Fund II, LP
Schedule of Equity Method Investments [Line Items]
Ownership Interest	11.00%	11.00%
Equity method investment, fair value	$ 10,954	$ 12,623
Evergreens JV Holdings, LLC
Schedule of Equity Method Investments [Line Items]
Ownership Interest	85.00%	85.00%
Equity method investment, fair value	$ 8,200	$ 4,220
The Preserve at Port Royal Venture, LLC
Schedule of Equity Method Investments [Line Items]
Ownership Interest	77.00%	77.00%
Equity method investment, fair value	$ 13,840	$ 13,040
WR Savannah Holdings, LLC
Schedule of Equity Method Investments [Line Items]
Ownership Interest	0.00%	90.00%
Equity method investment, fair value	$ 0	$ 12,940

X

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
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Fair value portion of investments accounted under the equity method.

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