CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME OF ERP OPERATING LIMITED PARTNERSHIP - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Comprehensive income:
Net income	$ 868,488	$ 806,995	$ 1,396,714
Other comprehensive income (loss) – derivative instruments:
Unrealized holding gains (losses) arising during the year	4,514	20,654
Losses reclassified into earnings from other comprehensive income	3,737	11,071	9,394
Other comprehensive income (loss)	8,251	31,725	9,394
Comprehensive income	876,739	838,720	1,406,108
Comprehensive (income) attributable to Noncontrolling Interests – Partially Owned Properties	(33,307)	(31,132)	(64,183)
Comprehensive income attributable to controlling interests	843,432	807,588	1,341,925
ERPOP [Member]
Comprehensive income:
Net income	868,488	806,995	1,396,714
Other comprehensive income (loss) – derivative instruments:
Unrealized holding gains (losses) arising during the year	4,514	20,654
Losses reclassified into earnings from other comprehensive income	3,737	11,071	9,394
Other comprehensive income (loss)	8,251	31,725	9,394
Comprehensive income	876,739	838,720	1,406,108
Comprehensive (income) attributable to Noncontrolling Interests – Partially Owned Properties	(6,340)	(3,774)	(17,964)
Comprehensive income attributable to controlling interests	$ 870,399	$ 834,946	$ 1,388,144