CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME OF ERP OPERATING LIMITED PARTNERSHIP (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Comprehensive income:
Net income	$ 73,798	$ 60,364
Other comprehensive income (loss) – derivative instruments:
Losses reclassified into earnings from other comprehensive income	2,425	2,303
Other comprehensive income (loss)	2,425	2,303
Comprehensive income	76,223	62,667
Comprehensive (income) attributable to Noncontrolling Interests – Partially Owned Properties	(3,113)	(2,909)
Comprehensive income attributable to controlling interests	73,110	59,758
ERPOP [Member]
Comprehensive income:
Net income	73,798	60,364
Other comprehensive income (loss) – derivative instruments:
Losses reclassified into earnings from other comprehensive income	2,425	2,303
Other comprehensive income (loss)	2,425	2,303
Comprehensive income	76,223	62,667
Comprehensive (income) attributable to Noncontrolling Interests – Partially Owned Properties	(639)	(682)
Comprehensive income attributable to controlling interests	$ 75,584	$ 61,985