CONSOLIDATED STATEMENTS OF OPERATIONS OF ERP OPERATING LIMITED PARTNERSHIP (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
REVENUES
Rental income	$ 639,620	$ 612,299	$ 1,272,451	$ 1,216,219
Total revenues	639,808	612,480	1,272,824	1,216,580
EXPENSES
Property and maintenance	103,744	99,316	211,946	201,924
Real estate taxes and insurance	89,482	87,503	181,396	169,231
General and administrative	12,502	13,626	28,780	27,799
Depreciation	192,942	179,896	389,251	358,864
Total expenses	422,154	401,930	858,301	801,659
Operating income	217,654	210,550	414,523	414,921
Interest and other income	1,116	1,162	6,996	1,763
Other expenses	(3,769)	(1,042)	(7,210)	(2,132)
Interest:
Expense incurred, net	(94,131)	(91,224)	(210,235)	(197,434)
Amortization of deferred financing costs	(2,099)	(2,087)	(5,778)	(4,383)
Income before income and other taxes, income (loss) from investments in unconsolidated entities and net gain (loss) on sales of real estate properties and land parcels	118,771	117,359	198,296	212,735
Income and other tax (expense) benefit	(274)	(220)	(487)	(482)
Income (loss) from investments in unconsolidated entities	(1,031)	(682)	(2,008)	(1,755)
Net gain (loss) on sales of real estate properties	(51)	87,726	142,162	124,433
Net gain (loss) on sales of land parcels	995	(23)	995	19,170
Net income	118,410	204,160	338,958	354,101
Partially Owned Properties	(509)	(765)	(1,189)	(1,553)
Net income attributable to controlling interests	$ 113,602	$ 196,041	$ 325,411	$ 339,783
Earnings per Unit – basic:
Net income available to Units	$ 0.31	$ 0.53	$ 0.88	$ 0.92
Earnings per Unit – diluted:
Net income available to Units	$ 0.31	$ 0.53	$ 0.88	$ 0.92
Weighted average Units outstanding	383,423	382,692	383,224	382,505
Fee and asset management
REVENUES
Fee and asset management	$ 188	$ 181	$ 373	$ 361
Property management
EXPENSES
Property and maintenance	23,484	21,589	46,928	43,841
ERPOP [Member]
REVENUES
Rental income	639,620	612,299	1,272,451	1,216,219
Total revenues	639,808	612,480	1,272,824	1,216,580
EXPENSES
Property and maintenance	103,744	99,316	211,946	201,924
Real estate taxes and insurance	89,482	87,503	181,396	169,231
General and administrative	12,502	13,626	28,780	27,799
Depreciation	192,942	179,896	389,251	358,864
Total expenses	422,154	401,930	858,301	801,659
Operating income	217,654	210,550	414,523	414,921
Interest and other income	1,116	1,162	6,996	1,763
Other expenses	(3,769)	(1,042)	(7,210)	(2,132)
Interest:
Expense incurred, net	(94,131)	(91,224)	(210,235)	(197,434)
Amortization of deferred financing costs	(2,099)	(2,087)	(5,778)	(4,383)
Income before income and other taxes, income (loss) from investments in unconsolidated entities and net gain (loss) on sales of real estate properties and land parcels	118,771	117,359	198,296	212,735
Income and other tax (expense) benefit	(274)	(220)	(487)	(482)
Income (loss) from investments in unconsolidated entities	(1,031)	(682)	(2,008)	(1,755)
Net gain (loss) on sales of real estate properties	(51)	87,726	142,162	124,433
Net gain (loss) on sales of land parcels	995	(23)	995	19,170
Net income	118,410	204,160	338,958	354,101
Partially Owned Properties	(509)	(765)	(1,189)	(1,553)
Net income attributable to controlling interests	117,901	203,395	337,769	352,548
ALLOCATION OF NET INCOME:
Preference Units	772	773	1,545	1,546
General Partner	112,830	195,268	323,866	338,237
Limited Partners	4,299	7,354	12,358	12,765
Net income available to Units	$ 117,129	$ 202,622	$ 336,224	$ 351,002
Earnings per Unit – basic:
Net income available to Units	$ 0.31	$ 0.53	$ 0.88	$ 0.92
Weighted average Units outstanding	380,795	379,733	380,729	379,619
Earnings per Unit – diluted:
Net income available to Units	$ 0.31	$ 0.53	$ 0.88	$ 0.92
Weighted average Units outstanding	383,423	382,692	383,224	382,505
Distributions declared per Unit outstanding	$ 0.54	$ 0.50375	$ 1.08	$ 1.0075
ERPOP [Member] | Fee and asset management
REVENUES
Fee and asset management	$ 188	$ 181	$ 373	$ 361
ERPOP [Member] | Property management
EXPENSES
Property and maintenance	$ 23,484	$ 21,589	$ 46,928	$ 43,841