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Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions | Sep. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Related party receivables | $ 144.6 | $ 11.1
Common stock, par value (in dollars per share) | $ 0.0001 | $ 0.0001
Common stock, shares authorized (in shares) | 670,000,000 | 670,000,000
Common stock, shares issued (in shares) | 66,081,635 | 65,890,322
Common stock, shares outstanding (in shares) | 66,081,635 | 65,890,322
Essex Portfolio, L.P. [Member] |  |
Related party receivables | $ 144.6 | $ 11.1
Essex Portfolio, L.P. [Member] | General Partner [Member] |  |
Common stock, shares issued (in shares) | 66,081,635 | 65,890,322
Common stock, shares outstanding (in shares) | 66,081,635 | 65,890,322
Essex Portfolio, L.P. [Member] | Limited Partners [Member] |  |
Common stock, shares issued (in shares) | 2,298,237 | 2,305,389
Common stock, shares outstanding (in shares) | 2,298,237 | 2,305,389

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