EPLP - Consolidated Balance Sheets (Parenthetical) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Marketable securities, allowance for credit loss	$ 0	$ 0
Notes and other receivable, allowance for credit loss	756,000	751,000
Due from related parties	$ 176,900,000	$ 4,700,000
Common stock, par value per share (in dollars per share)	$ 0.0001	$ 0.0001
Common stock shares issued (in shares)	65,248,393	64,999,015
Common stock shares outstanding (in shares)	65,248,393	64,999,015
Essex Portfolio, L.P.
Marketable securities, allowance for credit loss	$ 0	$ 0
Notes and other receivable, allowance for credit loss	800,000	800,000
Due from related parties	$ 176,900,000	$ 4,700,000
Essex Portfolio, L.P. | General Partner
Common stock shares issued (in shares)	65,248,393	64,999,015
Common stock shares outstanding (in shares)	65,248,393	64,999,015
Essex Portfolio, L.P. | Limited Partner
Common stock shares issued (in shares)	2,282,464	2,294,760
Common stock shares outstanding (in shares)	2,282,464	2,294,760