Debt - Schedule of Maturities of Long-term Debt Principal Payments (Details) $ in Thousands	Mar. 31, 2024 USD ($)
Amortization
2024	$ 7,392
2025	6,893
2026	7,330
2027	6,461
2028	3,556
Thereafter	18,523
Total	50,155
Maturities
2024	77,675
2025	100,000
2026	225,000
2027	319,000
2028	146,092
Thereafter	1,337,607
Total	2,205,374
Total
2024	85,067
2025	106,893
2026	232,330
2027	325,461
2028	149,648
Thereafter	1,356,130
Total	$ 2,255,529

Long Term Debt Fiscal Year Maturity, Amortization [Abstract]

No definition available.

Name:	esrt_LongTermDebtFiscalYearMaturityAmortizationAbstract
Namespace Prefix:	esrt_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Long Term Debt Fiscal Year Maturity, Maturities [Abstract]

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtFiscalYearMaturityMaturitiesAbstract
Namespace Prefix:	esrt_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Long-Term Debt, Maturities, Repayments Of Principal after Year Four, Portion Attributable To Amortization

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFourPortionAttributableToAmortization
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal After Year Four, Principal Maturities

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFourPrincipalMaturities
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal In Remainder Of Fiscal Year, Portion Attributable To Amortization

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalInRemainderOfFiscalYearPortionAttributableToAmortization
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal In Remainder Of Fiscal Year, Principal Maturities

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalInRemainderOfFiscalYearPrincipalMaturities
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal In Year Four, Portion Attributable To Amortization

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFourPortionAttributableToAmortization
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal In Year Four, Principal Maturities

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFourPrincipalMaturities
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal In Year One, Portion Attributable To Amortization

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearOnePortionAttributableToAmortization
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal In Year One, Principal Maturities

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearOnePrincipalMaturities
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal In Year Three, Portion Attributable To Amortization

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThreePortionAttributableToAmortization
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal In Year Three, Principal Maturities

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThreePrincipalMaturities
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal In Year Two, Portion Attributable To Amortization

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwoPortionAttributableToAmortization
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal In Year Two, Principal Maturities

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwoPrincipalMaturities
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal, Portion Attributable To Amortization

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalPortionAttributableToAmortization
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturities, Repayments Of Principal, Principal Maturities

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturitiesRepaymentsOfPrincipalPrincipalMaturities
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Long-Term Debt, Maturity, After Year Four

+ References

No definition available.

+ Details

Name:	esrt_LongTermDebtMaturityAfterYearFour
Namespace Prefix:	esrt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ 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//1943274/2147479853/942-210-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481139/470-20-50-4

+ Details

Name:	us-gaap_DebtInstrumentCarryingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

+ Details

Name:	us-gaap_LongTermDebtByMaturityAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: 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 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1E
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481139/470-20-50-1E

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-SubTopic 10
-Topic 470
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481544/470-10-50-1

+ Details

Name:	us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

Name:	us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

Name:	us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

Name:	us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in remainder of current fiscal year.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-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

+ Details

Name:	us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant