XML 79 R56.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Mortgage and Other Indebtedness - Amortization Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Debt Disclosure [Abstract]      
Amortization of debt issuance costs $ 2,762 $ 3,944 $ 2,534