Equity, Capital and Other Interests (Tables)

12 Months Ended

Dec. 31, 2019

Changes in Issued and Outstanding Common Shares and Units

The following table presents the changes in the Company’s issued and outstanding Common Shares and Units for the years ended December 31, 2019, 2018 and 2017:

	2019			2018			2017
Common Shares
Common Shares outstanding at January 1,		369,405,161			368,018,082			365,870,924
Common Shares Issued:
Conversion of OP Units		313,940			131,477			1,149,284
Exercise of share options		1,745,050			1,056,388			846,137
Employee Share Purchase Plan (ESPP)		48,131			75,414			68,286
Restricted share grants, net		158,602			123,800			83,451
Common Shares outstanding at December 31,		371,670,884			369,405,161			368,018,082
Units
Units outstanding at January 1,		13,904,035			13,768,438			14,626,075
Restricted unit grants, net		141,220			267,074			291,647
Conversion of OP Units to Common Shares		(313,940	)		(131,477	)		(1,149,284	)
Units outstanding at December 31,		13,731,315			13,904,035			13,768,438
Total Common Shares and Units outstanding at December 31,		385,402,199			383,309,196			381,786,520
Units Ownership Interest in Operating Partnership		3.6	%		3.6	%		3.6	%

Changes in Redemption Value of Redeemable Noncontrolling Interests - Operating Partnership/Redeemable Limited Partners

The following table presents the changes in the redemption value of the Redeemable Noncontrolling Interests – Operating Partnership/Redeemable Limited Partners for the years ended December 31, 2019, 2018 and 2017, respectively (amounts in thousands):

	2019		2018			2017
Balance at January 1,	$	379,106	$	366,955		$	442,092
Change in market value		82,283		13,922			(41,916	)
Change in carrying value		2,011		(1,771	)		(33,221	)
Balance at December 31,	$	463,400	$	379,106		$	366,955

Issued and Outstanding Preferred Shares and Preference Units

The following table presents the Company’s issued and outstanding Preferred Shares/Preference Units as of December 31, 2019 and 2018:

				Amounts in thousands
		Annual
	Call	Dividend Per		December 31,		December 31,
	Date (1)	Share/Unit (2)		2019		2018
Preferred Shares/Preference Units of beneficial interest, $0.01 par value;   100,000,000 shares authorized:
8.29% Series K Cumulative Redeemable Preferred Shares/Preference    Units; liquidation value $50 per share/unit; 745,600 shares/units issued    and outstanding as of December 31, 2019 and 2018	12/10/26	$	4.145	$	37,280	$	37,280
				$	37,280	$	37,280

(1) On or after the call date, redeemable Preferred Shares/Preference Units may be redeemed for cash at the option of the Company or the Operating Partnership, respectively, in whole or in part, at a redemption price equal to the liquidation price per share/unit, plus accrued and unpaid distributions, if any.

(2) Dividends on Preferred Shares/Preference Units are payable quarterly.

ERPOP [Member]

Changes in Issued and Outstanding Common Shares and Units

The following table presents the changes in the Operating Partnership’s issued and outstanding General Partner Units and Limited Partner Units for the years ended December 31, 2019, 2018 and 2017:

	2019			2018			2017
General and Limited Partner Units
General and Limited Partner Units outstanding at January 1,		383,309,196			381,786,520			380,496,999
Issued to General Partner:
Exercise of EQR share options		1,745,050			1,056,388			846,137
EQR’s Employee Share Purchase Plan (ESPP)		48,131			75,414			68,286
EQR’s restricted share grants, net		158,602			123,800			83,451
Issued to Limited Partners:
Restricted unit grants, net		141,220			267,074			291,647
General and Limited Partner Units outstanding at December 31,		385,402,199			383,309,196			381,786,520
Limited Partner Units
Limited Partner Units outstanding at January 1,		13,904,035			13,768,438			14,626,075
Limited Partner restricted unit grants, net		141,220			267,074			291,647
Conversion of Limited Partner OP Units to EQR Common Shares		(313,940	)		(131,477	)		(1,149,284	)
Limited Partner Units outstanding at December 31,		13,731,315			13,904,035			13,768,438
Limited Partner Units Ownership Interest in Operating Partnership		3.6	%		3.6	%		3.6	%