XML 87 R66.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Unsecured Debt - Senior Unsecured Notes (Details) - USD ($) | Dec. 31, 2021 | Dec. 31, 2020 | Jun. 30, 2020 | Oct. 31, 2019 | Aug. 31, 2019 | Mar. 31, 2019 | Feb. 28, 2019 | Mar. 31, 2018 | Apr. 30, 2017 | Apr. 30, 2016 | Apr. 30, 2014 | Apr. 30, 2013
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 5,350,000,000 | $ 4,900,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 3.375% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 0 | 300,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 3.375% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Coupon Rate | 3.375% |  |  |  |  |  |  |  |  |  | 3.375% |
Unsecured Bonds 3.250% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 300,000,000 | 300,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 3.250% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Coupon Rate | 3.25% |  |  |  |  |  |  |  |  |  |  | 3.25%
Unsecured Bonds 3.875% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 400,000,000 | 400,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 3.875% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount |  |  |  |  |  |  |  |  |  |  | $ 400,000,000 |
Coupon Rate | 3.875% |  |  |  |  |  |  |  |  |  | 3.875% |
Unsecured Bonds 3.500% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 500,000,000 | 500,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 3.500% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Coupon Rate | 3.50% |  |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 3.375% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 450,000,000 | 450,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 3.375% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount |  |  |  |  |  |  |  |  |  | $ 450,000,000 |  |
Coupon Rate | 3.375% |  |  |  |  |  |  |  |  | 3.375% |  |
Unsecured Bonds 3.625% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 350,000,000 | 350,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 3.625% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount |  |  |  |  |  |  |  |  | $ 350,000,000 |  |  |
Coupon Rate | 3.625% |  |  |  |  |  |  |  | 3.625% |  |  |
Unsecured Bonds 1.700% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 450,000,000 | 0 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 1.700% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Coupon Rate | 1.70% |  |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 4.000% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 500,000,000 | 500,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 4.000% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount |  |  |  |  |  | $ 150,000,000 | $ 350,000,000 |  |  |  |  |
Coupon Rate | 4.00% |  |  |  |  |  | 4.00% |  |  |  |  |
Unsecured Bonds 3.000% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 550,000,000 | 550,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 3.000% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount |  |  |  | $ 150,000,000 | $ 400,000,000 |  |  |  |  |  |  |
Coupon Rate | 3.00% |  |  |  | 3.00% |  |  |  |  |  |  |
Unsecured Bonds 1.650% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 300,000,000 | 300,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 1.650% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Coupon Rate | 1.65% |  |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 2.550% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 300,000,000 | 0 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 2.550% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Coupon Rate | 2.55% |  |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 2.650% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 650,000,000 | 650,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 2.650% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount |  |  | $ 150,000,000 |  |  |  |  |  |  |  |  |
Coupon Rate | 2.65% |  |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 4.500% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 300,000,000 | 300,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 4.500% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount |  |  |  |  |  |  |  | $ 300,000,000 |  |  |  |
Coupon Rate | 4.50% |  |  |  |  |  |  | 4.50% |  |  |  |
Unsecured Bonds 2.650% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face amount | $ 300,000,000 | $ 300,000,000 |  |  |  |  |  |  |  |  |  |
Unsecured Bonds 2.650% | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Coupon Rate | 2.65% |  |  |  |  |  |  |  |  |  |  |

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69C -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69B -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds3.375Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds325Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds3.875Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds3.500Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds3.375DueApril2026Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds3.625DueMay2027Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds1700DueMarch2028Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds4.000DueMarch2029Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds3.000DueJanuary2030Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds1650DueJanuary2031Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds2550DueJune2031Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds2650DueMarch2032Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds4.5DueMay2048Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ess_UnsecuredBonds2650DueSeptember2050Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |