Notes Payable and Unsecured Credit Facility - Schedule of Debt Net of Unamortized Debt Premium (Discount) and Debt Issuance Costs (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]		us-gaap:SecuredOvernightFinancingRateSofrMember
Long-term Debt		$ 4,408,700	$ 4,153,949
Line of Credit	[1]	$ 65,000	152,000
Fixed Rate Mortgage Loans [Member]
Debt Instrument [Line Items]
Long-term Debt, Maturity Date		Jun. 01, 2037
Debt, Weighted Average Contractual Interest Rate		3.90%
Debt, Weighted Average Effective Interest Rate		4.30%
Long-term Debt		$ 337,703	449,615
Variable Rate Mortgage Loans [Member]
Debt Instrument [Line Items]
Long-term Debt, Maturity Date	[2]	Jan. 31, 2032
Debt, Weighted Average Contractual Interest Rate	[2]	4.30%
Debt, Weighted Average Effective Interest Rate	[2]	4.40%
Long-term Debt	[2]	$ 282,117	299,579
Unsecured Debt [Member]
Debt Instrument [Line Items]
Long-term Debt, Maturity Date		Mar. 15, 2049
Debt, Weighted Average Contractual Interest Rate		4.10%
Debt, Weighted Average Effective Interest Rate		4.30%
Long-term Debt		$ 3,723,880	3,252,755
Notes Payable to Banks [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 4,343,700	4,001,949
Line of Credit [Member]
Debt Instrument [Line Items]
Long-term Debt, Maturity Date	[3]	Mar. 23, 2028
Debt, Weighted Average Contractual Interest Rate	[3]	5.30%
Debt, Weighted Average Effective Interest Rate	[3]	5.60%
Long-term Debt	[3]	$ 65,000	$ 152,000

[1] The carrying amounts approximated its fair values due to the variable nature of the terms.

[2] As of December 31, 2024, 96.1% of the Variable rate mortgage loans are fixed through interest rate swaps.

[3] The Company has the option to extend the maturity date by two additional six-month periods. Weighted average effective rate for the Line is calculated based on a fully drawn Line balance using the period end variable rate.