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EPLP - Consolidated Statements of Capital - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Accounting Standards Update [Extensible List] |  |  |  | Accounting Standards Update 2016-13 [Member]
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Net income | $ 432,985 | $ 515,691 | $ 599,332 |
Cash flow hedge losses reclassified to earnings | 0 | 0 | 3,338 |
Change in fair value of derivatives and amortization of swap settlements | 54,158 | 9,170 | (4,148) |
Change in fair value of marketable debt securities, net | 233 | 329 | (61) |
Issuance of common stock under: |  |  |  |
Sale of common stock by general partner, net | (314) | (455) | (296) |
Retirement of common stock, net | (189,726) | (9,172) | (269,315) |
Changes in the redemption value of redeemable noncontrolling interest | 7,038 | (6,890) | 4,299 |
Changes in noncontrolling interest from acquisition |  |  | 1,349 |
Contributions from noncontrolling interest | 125 | 1,900 |  |
Distributions to noncontrolling interest | (30,959) | (29,341) | (31,367) |
Redemptions | (11,452) | (8,457) | (3,113) |
Essex Portfolio, L.P. |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Balances | 6,176,508 | 6,183,192 | 6,403,504 |
Net income | 432,985 | 515,691 | 599,332 |
Reversal of unrealized gains upon the sale of marketable debt securities | (577) |  |  |
Cash flow hedge losses reclassified to earnings | 0 | 0 | 3,338 |
Change in fair value of derivatives and amortization of swap settlements | 54,158 | 9,170 | (4,148) |
Change in fair value of marketable debt securities, net | 233 | 329 | (61) |
Issuance of common stock under: |  |  |  |
General partner's stock based compensation, net | 17,309 | 53,052 | 9,201 |
Sale of common stock by general partner, net | (314) | (455) | (296) |
Equity based compensation costs | 11,446 | 11,683 | 12,913 |
Retirement of common stock, net | (189,726) | (9,172) | (269,315) |
Cumulative effect upon adoption | 5,895,116 | 6,176,508 | 6,183,192 | $ 6,403,504
Changes in the redemption value of redeemable noncontrolling interest | 7,038 | (6,890) | 4,299 |
Changes in noncontrolling interest from acquisition |  |  | 1,349 |
Contributions from noncontrolling interest | 125 | 1,900 |  |
Distributions to noncontrolling interest | (10,935) | (10,215) | (12,292) |
Redemptions | (11,452) | (8,457) | (3,113) |
Distributions declared | (591,682) | (563,320) | (561,329) |
Balances | 5,895,116 | 6,176,508 | 6,183,192 | 6,403,504
Essex Portfolio, L.P. | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Balances |  |  | (190) |
Issuance of common stock under: |  |  |  |
Cumulative effect upon adoption |  |  |  | (190)
Balances |  |  |  | (190)
Essex Portfolio, L.P. | Accumulated other comprehensive income (loss), net |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Balances | (1,804) | (11,303) | (10,432) |
Reversal of unrealized gains upon the sale of marketable debt securities | (577) |  |  |
Cash flow hedge losses reclassified to earnings |  |  | 3,338 |
Change in fair value of derivatives and amortization of swap settlements | 54,158 | 9,170 | (4,148) |
Change in fair value of marketable debt securities, net | 233 | 329 | (61) |
Issuance of common stock under: |  |  |  |
Cumulative effect upon adoption | 52,010 | (1,804) | (11,303) | (10,432)
Balances | 52,010 | (1,804) | (11,303) | (10,432)
Essex Portfolio, L.P. | Noncontrolling interest |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Balances | 122,655 | 121,172 | 122,262 |
Net income | 10,373 | 9,946 | 10,550 |
Issuance of common stock under: |  |  |  |
Cumulative effect upon adoption | 121,746 | 122,655 | 121,172 | 122,262
Changes in the redemption value of redeemable noncontrolling interest | 422 | 447 | 121 |
Changes in noncontrolling interest from acquisition |  |  | 1,349 |
Contributions from noncontrolling interest | 125 | 1,900 |  |
Distributions to noncontrolling interest | (10,935) | (10,215) | (12,292) |
Redemptions | (894) | (595) | (818) |
Balances | $ 121,746 | $ 122,655 | $ 121,172 | $ 122,262
Essex Portfolio, L.P. | General Partner | Common Equity |  |  |  |
Accounting Standards Update [Extensible List] |  |  |  | Accounting Standards Update 2016-13 [Member]
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Balances (in shares) | 65,248 | 64,999 | 66,092 |
Balances | $ 5,999,155 | $ 6,015,139 | $ 6,234,315 |
Net income | $ 408,315 | $ 488,554 | $ 568,870 |
Issuance of common stock under: |  |  |  |
General partner's stock based compensation, net (in shares) | 89 | 279 | 95 |
General partner's stock based compensation, net | $ 17,309 | $ 53,052 | $ 9,201 |
Sale of common stock by general partner, net | (314) | (455) | (296) |
Equity based compensation costs | $ 11,059 | $ 11,286 | $ 12,453 |
Retirement of common stock, net (in shares) | (740) | (40) | (1,197) |
Retirement of common stock, net | $ (189,726) | $ (9,172) | $ (269,315) |
Cumulative effect upon adoption | 5,669,906 | 5,999,155 | 6,015,139 | $ 6,234,315
Changes in the redemption value of redeemable noncontrolling interest | $ 6,230 | $ (7,489) | $ 4,375 |
Redemptions (in shares) | 8 | 10 | 9 |
Redemptions | $ (10,464) | $ (7,566) | $ (2,020) |
Distributions declared | $ (571,658) | $ (544,194) | $ (542,254) |
Balances (in shares) | 64,605 | 65,248 | 64,999 | 66,092
Balances | $ 5,669,906 | $ 5,999,155 | $ 6,015,139 | $ 6,234,315
Essex Portfolio, L.P. | General Partner | Common Equity | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Balances |  |  | $ (190) |
Issuance of common stock under: |  |  |  |
Cumulative effect upon adoption |  |  |  | (190)
Balances |  |  |  | (190)
Essex Portfolio, L.P. | Limited Partner | Common Equity |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Balances (in shares) | 2,282 | 2,295 | 2,302 |
Balances | $ 56,502 | $ 58,184 | $ 57,359 |
Net income | 14,297 | 17,191 | 19,912 |
Issuance of common stock under: |  |  |  |
Equity based compensation costs | 387 | 397 | $ 460 |
Equity based compensation costs (in shares) |  |  | 2 |
Cumulative effect upon adoption | 51,454 | 56,502 | $ 58,184 | $ 57,359
Changes in the redemption value of redeemable noncontrolling interest | $ 386 | $ 152 | $ (197) |
Redemptions (in shares) | (10) | (13) | (9) |
Redemptions | $ (94) | $ (296) | $ (275) |
Distributions declared | $ (20,024) | $ (19,126) | $ (19,075) |
Balances (in shares) | 2,272 | 2,282 | 2,295 | 2,302
Balances | $ 51,454 | $ 56,502 | $ 58,184 | $ 57,359

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