CONSOLIDATED STATEMENTS OF OPERATIONS OF ERP OPERATING LIMITED PARTNERSHIP (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
REVENUES
Rental income	$ 687,030	$ 598,059	$ 1,340,378	$ 1,195,661
EXPENSES
Property and maintenance	116,355	107,746	241,229	224,800
Real estate taxes and insurance	101,850	97,401	202,538	200,871
Property management	26,559	24,455	57,306	50,585
General and administrative	16,423	14,678	33,661	30,061
Depreciation	223,806	200,673	453,767	400,635
Total expenses	484,993	444,953	988,501	906,952
Net gain (loss) on sales of real estate properties	107,897	223,738	107,795	223,695
Operating income	309,934	376,844	459,672	512,404
Interest and other income	596	24,104	4,124	24,320
Other expenses	(2,380)	(3,342)	(5,436)	(7,452)
Interest:
Expense incurred, net	(71,889)	(67,124)	(144,681)	(134,482)
Amortization of deferred financing costs	(2,124)	(1,939)	(4,201)	(4,124)
Income before income and other taxes, income (loss) from investments in unconsolidated entities and net gain (loss) on sales of land parcels	234,137	328,543	309,478	390,666
Income and other tax (expense) benefit	(291)	(242)	(573)	(395)
Income (loss) from investments in unconsolidated entities	(1,168)	(261)	(2,429)	(1,872)
Net gain (loss) on sales of land parcels				5
Net income	232,678	328,040	306,476	388,404
Partially Owned Properties	(944)	(741)	(1,583)	(1,423)
Net income attributable to controlling interests	$ 224,101	$ 316,386	$ 294,866	$ 373,925
Earnings per Unit – basic:
Net income available to Units	$ 0.59	$ 0.84	$ 0.78	$ 1.00
Earnings per Unit – diluted:
Net income available to Units	$ 0.59	$ 0.84	$ 0.78	$ 1.00
Weighted average Units outstanding	389,363	387,820	389,463	387,367
ERPOP [Member]
REVENUES
Rental income	$ 687,030	$ 598,059	$ 1,340,378	$ 1,195,661
EXPENSES
Property and maintenance	116,355	107,746	241,229	224,800
Real estate taxes and insurance	101,850	97,401	202,538	200,871
Property management	26,559	24,455	57,306	50,585
General and administrative	16,423	14,678	33,661	30,061
Depreciation	223,806	200,673	453,767	400,635
Total expenses	484,993	444,953	988,501	906,952
Net gain (loss) on sales of real estate properties	107,897	223,738	107,795	223,695
Operating income	309,934	376,844	459,672	512,404
Interest and other income	596	24,104	4,124	24,320
Other expenses	(2,380)	(3,342)	(5,436)	(7,452)
Interest:
Expense incurred, net	(71,889)	(67,124)	(144,681)	(134,482)
Amortization of deferred financing costs	(2,124)	(1,939)	(4,201)	(4,124)
Income before income and other taxes, income (loss) from investments in unconsolidated entities and net gain (loss) on sales of land parcels	234,137	328,543	309,478	390,666
Income and other tax (expense) benefit	(291)	(242)	(573)	(395)
Income (loss) from investments in unconsolidated entities	(1,168)	(261)	(2,429)	(1,872)
Net gain (loss) on sales of land parcels				5
Net income	232,678	328,040	306,476	388,404
Partially Owned Properties	(944)	(741)	(1,583)	(1,423)
Net income attributable to controlling interests	231,734	327,299	304,893	386,981
ALLOCATION OF NET INCOME:
Preference Units	773	772	1,545	1,545
General Partner	223,328	315,614	293,321	372,380
Limited Partners	7,633	10,913	10,027	13,056
Net income available to Units	$ 230,961	$ 326,527	$ 303,348	$ 385,436
Earnings per Unit – basic:
Net income available to Units	$ 0.59	$ 0.84	$ 0.78	$ 1.00
Weighted average Units outstanding	387,664	385,856	387,531	385,594
Earnings per Unit – diluted:
Net income available to Units	$ 0.59	$ 0.84	$ 0.78	$ 1.00
Weighted average Units outstanding	389,363	387,820	389,463	387,367