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Investments in Unconsolidated Joint Ventures - Combined Condensed Balance Sheets of Unconsolidated Joint Ventures (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Assets:
Property, net	$ 6,330,391	$ 6,694,579
Assets	8,412,226	9,184,005
Liabilities and partners' capital:
Mortgage notes payable	4,432,587	4,560,810
Total liabilities and equity	8,412,226	9,184,005
Investments in unconsolidated joint ventures:
Assets—Investments in unconsolidated joint ventures	1,365,369	1,340,647
Liabilities—Distributions in excess of investments in unconsolidated joint ventures	(129,517)	(108,381)
Joint Venture | Investments in Unconsolidated Joint Ventures
Assets:
Property, net	8,782,003	8,721,551
Other assets	806,699	774,583
Assets	9,588,702	9,496,134
Liabilities and partners' capital:
Mortgage notes payable	6,056,358	5,942,478
Other liabilities	399,011	397,483
Company's capital	1,693,844	1,711,944
Outside partners' capital	1,439,489	1,444,229
Total liabilities and equity	9,588,702	9,496,134
Investments in unconsolidated joint ventures:
Company's capital	1,693,844	1,711,944
Basis adjustment	(457,992)	(479,678)
Investments in unconsolidated joint ventures	1,235,852	1,232,266
Assets—Investments in unconsolidated joint ventures	1,365,369	1,340,647
Liabilities—Distributions in excess of investments in unconsolidated joint ventures	(129,517)	(108,381)
Investments in unconsolidated joint ventures	$ 1,235,852	$ 1,232,266

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