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Summary of Critical and Significant Accounting Policies - AOCI (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($)
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Balance at December 31, 2020 | $ 6,183,192
Other comprehensive income before reclassification | 9,161
Amounts reclassified from accumulated other comprehensive loss | 16
Other comprehensive income | 9,177
Balance at December 31, 2021 | 6,176,508
Accumulated other comprehensive loss, net |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Balance at December 31, 2020 | (14,729)
Balance at December 31, 2021 | (5,552)
Change in fair value and amortization of swap settlements |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Balance at December 31, 2020 | (14,771)
Other comprehensive income before reclassification | 8,843
Amounts reclassified from accumulated other comprehensive loss | 16
Other comprehensive income | 8,859
Balance at December 31, 2021 | (5,912)
Unrealized gain on available for sale securities |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Balance at December 31, 2020 | 42
Other comprehensive income before reclassification | 318
Amounts reclassified from accumulated other comprehensive loss | 0
Other comprehensive income | 318
Balance at December 31, 2021 | 360
Essex Portfolio, L.P. |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Other comprehensive income before reclassification | 9,482
Amounts reclassified from accumulated other comprehensive loss | 17
Other comprehensive income | 9,499
Essex Portfolio, L.P. | Accumulated other comprehensive loss, net |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Balance at December 31, 2020 | (11,303)
Balance at December 31, 2021 | (1,804)
Essex Portfolio, L.P. | Change in fair value and amortization of swap settlements |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Balance at December 31, 2020 | (11,346)
Other comprehensive income before reclassification | 9,153
Amounts reclassified from accumulated other comprehensive loss | 17
Other comprehensive income | 9,170
Balance at December 31, 2021 | (2,176)
Essex Portfolio, L.P. | Unrealized gain on available for sale securities |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Balance at December 31, 2020 | 43
Other comprehensive income before reclassification | 329
Amounts reclassified from accumulated other comprehensive loss | 0
Other comprehensive income | 329
Balance at December 31, 2021 | $ 372

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