Operating Segments - Segment Information to Consolidated Balance Sheets (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Real estate	$ 377,383	$ 387,790
Investments in unconsolidated joint ventures	60,425	67,655
Notes receivable	130,626	143,087
Receivable from related parties	129,335	85,996
Total assets	865,764	830,641
Operating Segments
Total assets	342,965	348,404
Segment Reconciling Items
Real estate	65,149	70,006
Investments in unconsolidated joint ventures	60,425	67,655
Notes receivable	130,626	143,087
Receivable from related parties	129,335	85,996
Other assets and receivables	$ 137,264	$ 115,493