EPLP - Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($)	Sep. 30, 2023	Dec. 31, 2022
Marketable securities, allowance for credit loss	$ 0	$ 0
Notes and other receivables, allowance for credit loss	$ 642,000	$ 334,000
Common stock, shares issued (in shares)	64,184,604	64,604,603
Common stock, shares outstanding (in shares)	64,184,604	64,604,603
Related Party
Notes and other receivables, allowance for credit loss	$ 7,200,000	$ 7,000,000
Essex Portfolio, L.P.
Marketable securities, allowance for credit loss	0	0
Notes and other receivables, allowance for credit loss	$ 600,000	$ 300,000
Essex Portfolio, L.P. | General Partner
Common stock, shares issued (in shares)	64,184,604	64,604,603
Common stock, shares outstanding (in shares)	64,184,604	64,604,603
Essex Portfolio, L.P. | Limited Partners
Common stock, shares issued (in shares)	2,258,812	2,272,496
Common stock, shares outstanding (in shares)	2,258,812	2,272,496
Essex Portfolio, L.P. | Related Party
Notes and other receivables, allowance for credit loss	$ 7,200,000	$ 7,000,000