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v3.25.3

Debt - Schedule of Debt and Lines of Credit (Details) $ in Thousands | 1 Months Ended | 9 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Oct. 31, 2025 USD ($) | May 31, 2025 USD ($) extensionOption | Sep. 30, 2025 USD ($) lineOfCredit | Dec. 31, 2024 USD ($) lineOfCredit | Jul. 31, 2025 USD ($) | Apr. 30, 2025 USD ($) | Feb. 28, 2025 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |
Unsecured debt, net |  |  | $ 5,621,505 | $ 5,473,788 |  |  |
Mortgage notes payable, net |  |  | 795,404 | 989,884 |  |  |
Total debt, net |  |  | 6,661,909 | 6,601,617 |  |  |
Debt instrument face amount |  |  | 550,000 |  |  |  |
Long-term debt |  |  | 6,448,334 |  |  |  |
Commercial Paper |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, term |  | 397 days |  |  |  |  |
Essex Portfolio, L.P. |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Unsecured debt, net |  |  | 5,621,505 | 5,473,788 |  |  |
Mortgage notes payable, net |  |  | 795,404 | 989,884 |  |  |
Interest Rate Swap |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Derivative hedged item |  | $ 247,500 |  |  |  |  |
Interest rate |  | 4.10% |  |  |  |  |
Unsecured debt |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Unsecured debt, net |  |  | 5,621,505 | 5,473,788 |  |  |
Unsecured Term Loan 0.850%, Due May 2028 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Number of extension options (in extensions) | extensionOption |  | 2 |  |  |  |  |
Extension period |  | 1 year |  |  |  |  |
Commerical Paper Program | Commercial Paper |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument face amount |  |  | 750,000 |  |  |  |
Unamortized debt issuance expense |  |  | $ 400 |  |  |  |
Debt instrument, term |  |  | 397 days |  |  |  |
Unsecured debt | Unsecured Term Loan 0.850%, Due May 2028 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument face amount |  | $ 300,000 |  |  |  |  |
Interest rate |  | 0.85% |  |  |  |  |
Long-term debt |  |  | $ 250,000 |  |  |  |
Unsecured debt | Unsecured Term Loan 0.850%, Due May 2028 | Maximum |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument face amount |  | $ 600,000 |  |  |  |  |
Unsecured debt | Unsecured Term Loan 0.850% Due January 2031 | Subsequent Event |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument face amount | $ 300,000 |  |  |  |  |  |
Interest rate | 4.10% |  |  |  |  |  |
Reduction in interest rate | 0.10% |  |  |  |  |  |
Basis spread on variable rate | 0.85% |  |  |  |  |  |
Unsecured debt | Unsecured Bonds 5.375%, Due April 2035 | Essex Portfolio, L.P. |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument face amount |  |  |  |  |  |  | $ 400,000
Interest rate |  |  |  |  |  |  | 5.375%
Debt instrument, debt offering price, percentage of principal |  |  |  |  |  |  | 99.604%
Unsecured notes at maturity |  |  |  |  |  | $ 500,000 |
Unsecured debt | New Credit Facility | Lines of credit |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument face amount |  |  | $ 1,580,000 | 1,280,000 |  |  |
Interest rate |  |  |  |  | 0.775% |  |
Basis spread on variable rate |  |  | 0.775% |  |  |  |
Unamortized debt issuance expense |  |  | $ 7,400 | $ 6,200 |  |  |
Numbers of line of credit | lineOfCredit |  |  | 2 | 2 |  |  |
Aggregate borrowing capacity |  |  | $ 1,500,000 |  | $ 1,200,000 |  |
Debt instrument, variable interest rate, type [extensible enumeration] |  |  | Secured Overnight Financing Rate (SOFR) [Member] |  |  |  |
Unsecured debt | Working capital line of credit | Lines of credit |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Basis spread on variable rate |  |  | 0.775% |  |  |  |
Aggregate borrowing capacity |  |  | $ 75,000 |  |  |  |
Term loan - variable rate, net |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Weighted average interest rate |  |  | 4.10% | 4.20% |  |  |
Term loan - variable rate, net | Unsecured debt |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Term loan - variable rate, net |  |  | $ 547,545 | $ 298,571 |  |  |
Weighted average maturity |  |  | 3 years 2 months 12 days |  |  |  |
Bonds public offering - fixed rate, net |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Unamortized discount (premium), net |  |  | $ 700 | (100) |  |  |
Unamortized debt issuance expense |  |  | 27,800 | 26,300 |  |  |
Bonds public offering - fixed rate, net | Essex Portfolio, L.P. |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Unsecured notes at maturity |  |  |  |  |  | $ 500,000 |
Bonds public offering - fixed rate, net | Unsecured debt |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Unsecured debt, net |  |  | $ 5,073,960 | 5,175,217 |  |  |
Weighted average maturity |  |  | 7 years 1 month 6 days |  |  |  |
Bonds public offering - fixed rate, net | Unsecured Bonds 5.375%, Due April 2035 | Essex Portfolio, L.P. |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument face amount |  |  |  |  |  |  | $ 400,000
Interest rate |  |  |  |  |  |  | 5.375%
Debt instrument, debt offering price, percentage of principal |  |  |  |  |  |  | 99.604%
Lines of credit |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Lines of credit |  |  | $ 0 | $ 137,945 |  |  |
Weighted average interest rate |  |  | 5.20% | 5.70% |  |  |
Commercial Paper |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Commercial paper |  |  | $ 245,000 | $ 0 |  |  |
Weighted average interest rate |  |  | 4.30% |  |  |  |
Mortgage notes payable, net |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Mortgage notes payable, net |  |  | $ 795,404 | $ 989,884 |  |  |
Weighted average interest rate |  |  | 4.20% | 4.20% |  |  |
Weighted average maturity |  |  | 8 years 1 month 6 days |  |  |  |
Unamortized discount (premium), net |  |  | $ 300 | $ 200 |  |  |
Unamortized debt issuance expense |  |  | $ 2,700 | $ 2,600 |  |  |
Weighted average interest rate on fixed rate unsecured bonds public offering |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Weighted average interest rate |  |  | 3.60% | 3.40% |  |  |

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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer) and the carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References No definition available. + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 + Details
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- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 235 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477314/942-235-S99-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480738/235-10-S50-4 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-3 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482949/835-30-55-8 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org/1943274/2147481568/470-20-55-69B Reference 8: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69C -Publisher FASB -URI https://asc.fasb.org/1943274/2147481568/470-20-55-69C Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-1D Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-4 + Details
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- Definition Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 + Details
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