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Net Income Per Common Share and Net Income Per Common Unit (Tables) | 6 Months Ended
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Jun. 30, 2023
Net Income Per Share and Net Income Per Unit [Line Items] |
Schedule of Net Income Per Common Share | Essex Property Trust, Inc.
| Three Months Ended June 30, 2023 |  | Three Months Ended June 30, 2022
| 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 | $ | 99,620 |  |  | 64,182,555 |  |  | $ | 1.55 |  |  | $ | 57,054 |  |  | 65,262,517 |  |  | $ | 0.87 |
Effect of Dilutive Securities: |  |  |  |  |  |  |  |  |  |  |
Stock options | — |  |  | 1,120 |  |  |  |  | — |  |  | 27,086 |  |  |
Diluted: |  |  |  |  |  |  |  |  |  |  |
Net income available to common stockholders | $ | 99,620 |  |  | 64,183,675 |  |  | $ | 1.55 |  |  | $ | 57,054 |  |  | 65,289,603 |  |  | $ | 0.87 |
| Six Months Ended June 30, 2023 |  | Six Months Ended June 30, 2022
| 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 | $ | 253,152 |  |  | 64,319,783 |  |  | $ | 3.94 |  |  | $ | 130,308 |  |  | 65,269,109 |  |  | $ | 2.00 |
Effect of Dilutive Securities: |  |  |  |  |  |  |  |  |  |  |
Stock options | — |  |  | 1,115 |  |  |  |  | — |  |  | 38,463 |  |  |
Diluted: |  |  |  |  |  |  |  |  |  |  |
Net income available to common unitholders | $ | 253,152 |  |  | 64,320,898 |  |  | $ | 3.94 |  |  | $ | 130,308 |  |  | 65,307,572 |  |  | $ | 2.00 |
Essex Portfolio, L.P. |
Net Income Per Share and Net Income Per Unit [Line Items] |
Schedule of Net Income Per Common Share | Essex Portfolio, L.P.
| Three Months Ended June 30, 2023 |  | Three Months Ended June 30, 2022
| 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 | $ | 103,126 |  |  | 66,442,994 |  |  | $ | 1.55 |  |  | $ | 59,044 |  |  | 67,539,662 |  |  | $ | 0.87 |
Effect of Dilutive Securities: |  |  |  |  |  |  |  |  |  |  |
Stock options | — |  |  | 1,120 |  |  |  |  | — |  |  | 27,086 |  |  |
Diluted: |  |  |  |  |  |  |  |  |  |  |
Net income available to common unitholders | $ | 103,126 |  |  | 66,444,114 |  |  | $ | 1.55 |  |  | $ | 59,044 |  |  | 67,566,748 |  |  | $ | 0.87 |
| Six Months Ended June 30, 2023 |  | Six Months Ended June 30, 2022
| 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 | $ | 262,062 |  |  | 66,582,934 |  |  | $ | 3.94 |  |  | $ | 134,861 |  |  | 67,548,899 |  |  | $ | 2.00 |
Effect of Dilutive Securities: |  |  |  |  |  |  |  |  |  |  |
Stock options | — |  |  | 1,115 |  |  |  |  | — |  |  | 38,463 |  |  |
Diluted: |  |  |  |  |  |  |  |  |  |  |
Net income available to common unitholders | $ | 262,062 |  |  | 66,584,049 |  |  | $ | 3.94 |  |  | $ | 134,861 |  |  | 67,587,362 |  |  | $ | 2.00 |

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