Investments in Real Estate Entities (Details 2) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
ASSETS
Real estate, net	$ 18,233,781	$ 18,432,989
Total assets	19,199,144	19,121,051
LIABILITIES AND EQUITY
Mortgage notes payable, net	862,332	937,642
Partners' capital	10,751,583	10,989,549
Total liabilities and equity	19,199,144	19,121,051
Equity Method Investment, Nonconsolidated Investee or Group of Investees
ASSETS
Real estate, net	1,249,730	1,204,470
Other assets	255,606	196,488
Total assets	1,505,336	1,400,958
LIABILITIES AND EQUITY
Mortgage notes payable, net	751,257	782,257
Other liabilities	163,808	157,379
Partners' capital	590,271	461,322
Total liabilities and equity	$ 1,505,336	$ 1,400,958