Label	Element	Value
Derivative Financial Instruments Included in Prepaid Expenses and Other Assets	esrt_DerivativeFinancialInstrumentsIncludedinPrepaidExpensesandOtherAssets	$ 0
Derivative Financial Instruments Included in Prepaid Expenses and Other Assets	esrt_DerivativeFinancialInstrumentsIncludedinPrepaidExpensesandOtherAssets	0
Derivative Financial Instruments Included in Prepaid Expenses and Other Assets	esrt_DerivativeFinancialInstrumentsIncludedinPrepaidExpensesandOtherAssets	2,536,000
Derivative Financial Instruments Included in Accounts Payable and Accrued Expense	esrt_DerivativeFinancialInstrumentsIncludedinAccountsPayableandAccruedExpense	8,849,000
Derivative Financial Instruments Included in Accounts Payable and Accrued Expense	esrt_DerivativeFinancialInstrumentsIncludedinAccountsPayableandAccruedExpense	13,330,000
Derivative Financial Instruments Included in Accounts Payable and Accrued Expense	esrt_DerivativeFinancialInstrumentsIncludedinAccountsPayableandAccruedExpense	$ 5,243,000