Net Income Per Common Share and Net Income Per Common Unit (Tables)

12 Months Ended

Dec. 31, 2020

Net Income Per Share and Net Income Per Unit [Line Items]

Schedule of Net Income Per Common Share and Net Income Per Unit

Basic and diluted income per share is calculated as follows for the years ended December 31 ($ in thousands, except share and per share amounts):

	2020					2019					2018
	Income		Weighted- average Common Shares	Per Common Share Amount		Income		Weighted- average Common Shares	Per Common Share Amount		Income		Weighted- average Common Shares	Per Common Share Amount
Basic:
Net income available to common stockholders	$	568,870	65,454,057	$	8.69	$	439,286	65,840,422	$	6.67	$	390,153	66,041,058	$	5.91
Effect of Dilutive Securities
Stock options	—		16,678			—		99,033			—		44,031
DownREIT units	783		94,247			—		—			—		—
Diluted:
Net income available to common stockholders	$	569,653	65,564,982	$	8.69	$	439,286	65,939,455	$	6.66	$	390,153	66,085,089	$	5.90

Essex Portfolio, L.P.

Net Income Per Share and Net Income Per Unit [Line Items]

Schedule of Net Income Per Common Share and Net Income Per Unit

Basic and diluted income per unit is calculated as follows for the years ended December 31 ($ in thousands, except unit and per unit amounts):

	2020					2019					2018
	Income		Weighted- average Common Units	Per Common Unit Amount		Income		Weighted- average Common Units	Per Common Unit Amount		Income		Weighted- average Common Units	Per Common Unit Amount
Basic:
Net income available to common unitholders	$	588,782	67,750,665	$	8.69	$	454,629	68,140,900	$	6.67	$	403,605	68,315,999	$	5.91
Effect of Dilutive Securities
Stock options	—		16,678			—		99,033			—		44,031
DownREIT units	783		94,247			—		—			—		—
Diluted:
Net income available to common unitholders	$	589,565	67,861,590	$	8.69	$	454,629	68,239,933	$	6.66	$	403,605	68,360,030	$	5.90