CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME OF ERP OPERATING LIMITED PARTNERSHIP (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Comprehensive income:
Net income	$ 335,165	$ 447,332	$ 641,641	$ 835,736
Other comprehensive income (loss) – derivative instruments:
Unrealized holding gains (losses) arising during the period	24,672		23,413
Losses reclassified into earnings from other comprehensive income	5,106	2,363	9,987	7,000
Other comprehensive income (loss)	29,778	2,363	33,400	7,000
Comprehensive income	364,943	449,695	675,041	842,736
Comprehensive (income) attributable to Noncontrolling Interests – Partially Owned Properties	(13,123)	(15,459)	(24,853)	(30,100)
Comprehensive income attributable to controlling interests	351,820	434,236	650,188	812,636
ERPOP [Member]
Comprehensive income:
Net income	335,165	447,332	641,641	835,736
Other comprehensive income (loss) – derivative instruments:
Unrealized holding gains (losses) arising during the period	24,672		23,413
Losses reclassified into earnings from other comprehensive income	5,106	2,363	9,987	7,000
Other comprehensive income (loss)	29,778	2,363	33,400	7,000
Comprehensive income	364,943	449,695	675,041	842,736
Comprehensive (income) attributable to Noncontrolling Interests – Partially Owned Properties	(1,143)	(534)	(2,726)	(1,957)
Comprehensive income attributable to controlling interests	$ 363,800	$ 449,161	$ 672,315	$ 840,779