CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME OF ERP OPERATING LIMITED PARTNERSHIP (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Comprehensive income:
Net income	$ 144,862	$ 232,678	$ 364,933	$ 306,476
Other comprehensive income (loss) – derivative instruments:
Unrealized holding gains (losses) arising during the period	13,834	(1,259)	4,054	(1,259)
Losses reclassified into earnings from other comprehensive income	1,106	2,456	2,201	4,881
Other comprehensive income (loss)	14,940	1,197	6,255	3,622
Comprehensive income	159,802	233,875	371,188	310,098
Comprehensive (income) attributable to Noncontrolling Interests – Partially Owned Properties	(6,135)	(8,617)	(13,890)	(11,730)
Comprehensive income attributable to controlling interests	153,667	225,258	357,298	298,368
ERPOP [Member]
Comprehensive income:
Net income	144,862	232,678	364,933	306,476
Other comprehensive income (loss) – derivative instruments:
Unrealized holding gains (losses) arising during the period	13,834	(1,259)	4,054	(1,259)
Losses reclassified into earnings from other comprehensive income	1,106	2,456	2,201	4,881
Other comprehensive income (loss)	14,940	1,197	6,255	3,622
Comprehensive income	159,802	233,875	371,188	310,098
Comprehensive (income) attributable to Noncontrolling Interests – Partially Owned Properties	(1,105)	(944)	(2,082)	(1,583)
Comprehensive income attributable to controlling interests	$ 158,697	$ 232,931	$ 369,106	$ 308,515