Annual report pursuant to Section 13 and 15(d)

Real Estate (Narrative) (Details)

v3.20.4
Real Estate (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Investments in and advances to unconsolidated real estate joint ventures $ 58,010 $ 57,330 $ 64,738
PGA Design Center [Member]      
Gains (Losses) on Sales of Investment Real Estate   13,600  
Proceeds from Sale of Real Estate   35,200  
PGA Lender, LLC [Member]      
Investments in and advances to unconsolidated real estate joint ventures   $ 2,111  
Real Estate Held-For-Sale [Member]      
Gains (Losses) on Sales of Investment Real Estate 300    
Proceeds from Sale of Real Estate $ 2,600