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

12 Months Ended

Dec. 31, 2019

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):

	2019					2018					2017
	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	$	439,286	65,840,422	$	6.67	$	390,153	66,041,058	$	5.91	$	433,059	65,829,155	$	6.58
Effect of Dilutive Securities
Stock options	—		99,033			—		44,031			—		69,100
Diluted:
Net income available to common stockholders	$	439,286	65,939,455	$	6.66	$	390,153	66,085,089	$	5.90	$	433,059	65,898,255	$	6.57

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):

	2019					2018					2017
	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	$	454,629	68,140,900	$	6.67	$	403,605	68,315,999	$	5.91	$	447,884	68,081,730	$	6.58
Effect of Dilutive Securities
Stock options	—		99,033			—		44,031			—		69,100
Diluted:
Net income available to common unitholders	$	454,629	68,239,933	$	6.66	$	403,605	68,360,030	$	5.90	$	447,884	68,150,830	$	6.57