Notes Payable and Unsecured Credit Facilities - Schedule of Debt Net of Unamortized Debt Premium (Discount) and Debt Issuance Costs (Details) - USD ($) $ in Thousands		6 Months Ended
		Jun. 30, 2026	Dec. 31, 2025
Debt Instrument [Line Items]
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]		us-gaap:SecuredOvernightFinancingRateSofrMember
Long-term Debt		$ 4,903,182	$ 4,739,301
Line of Credit	[1]	$ 30,000	120,000
Fixed Rate Mortgage Loans [Member]
Debt Instrument [Line Items]
Debt, Weighted Average Contractual Interest Rate		4.00%
Debt, Weighted Average Effective Interest Rate		4.90%
Long-term Debt		$ 386,028	475,948
Fixed Rate Mortgage Loans [Member] | Minimum [Member]
Debt Instrument [Line Items]
Long-term Debt, Scheduled Maturity Date		Jan. 01, 2027
Fixed Rate Mortgage Loans [Member] | Maximum [Member]
Debt Instrument [Line Items]
Long-term Debt, Scheduled Maturity Date		Oct. 01, 2038
Variable Rate Mortgage Loans [Member]
Debt Instrument [Line Items]
Debt, Weighted Average Contractual Interest Rate	[2]	4.40%
Debt, Weighted Average Effective Interest Rate	[2]	4.60%
Long-term Debt	[2]	$ 268,098	270,489
Variable Rate Mortgage Loans [Member] | Minimum [Member]
Debt Instrument [Line Items]
Long-term Debt, Scheduled Maturity Date	[2]	Oct. 01, 2026
Variable Rate Mortgage Loans [Member] | Maximum [Member]
Debt Instrument [Line Items]
Long-term Debt, Scheduled Maturity Date	[2]	Feb. 20, 2032
Fixed Rate Unsecured Debt [Member]
Debt Instrument [Line Items]
Debt, Weighted Average Contractual Interest Rate		4.20%
Debt, Weighted Average Effective Interest Rate		4.40%
Long-term Debt		$ 4,219,056	3,872,864
Fixed Rate Unsecured Debt [Member] | Minimum [Member]
Debt Instrument [Line Items]
Long-term Debt, Scheduled Maturity Date		Aug. 11, 2026
Fixed Rate Unsecured Debt [Member] | Maximum [Member]
Debt Instrument [Line Items]
Long-term Debt, Scheduled Maturity Date		Mar. 15, 2049
Notes Payable to Banks [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 4,873,182	4,619,301
Line of Credit [Member]
Debt Instrument [Line Items]
Long-term Debt, Scheduled Maturity Date	[2],[3]	Mar. 23, 2028
Debt, Weighted Average Contractual Interest Rate	[2],[3]	4.40%
Debt, Weighted Average Effective Interest Rate	[2],[3]	4.70%
Long-term Debt	[2],[3]	$ 30,000	$ 120,000

[1] The carrying amount approximates its fair value due to the variable nature of the terms.

[2] As of June 30, 2026, 99.5% of the variable rate debt are fixed through interest rate swaps.

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