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Investment in Unconsolidated Entities - Schedule of Components of Investment In Unconsolidated Entities (Details) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Schedule of Equity Method Investments [Line Items]    
Equity Method Investments $ 15,590 $ 15,716
Equity Method Investments [Member]    
Schedule of Equity Method Investments [Line Items]    
Equity Method Investments (4,097) (4,810)
Cost of the joint venture investments in excess of the joint venture book value [Member]    
Schedule of Equity Method Investments [Line Items]    
Equity Method Investments $ 19,687 $ 20,526