Notes Payable and Unsecured Credit Facilities - Schedule of Maturities of Long-term Debt (Details) - USD ($) $ in Thousands		Mar. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
2024	[1]	$ 391,569
2025		312,215
2026		357,768
2027		754,571
2028		371,882
Beyond 5 Years		2,264,048
Unamortized debt premium/(discount) and issuance costs		(34,872)
Total		4,417,181	$ 4,153,949
Unsecured Debt [Member]
Debt Instrument [Line Items]
Total		3,648,942	$ 3,252,755
Scheduled Principal Payments [Member] | Mortgages [Member]
Debt Instrument [Line Items]
2024	[1]	7,989
2025		9,678
2026		9,920
2027		7,013
2028		5,312
Beyond 5 Years		7,956
Total		47,868
Mortgage Loan Maturities [Member] | Mortgages [Member]
Debt Instrument [Line Items]
2024	[1]	133,580
2025		52,537
2026		147,848
2027		222,558
2028		36,570
Beyond 5 Years		106,092
Unamortized debt premium/(discount) and issuance costs		(8,814)
Total		690,371
Unsecured Maturities [Member] | Unsecured Debt [Member]
Debt Instrument [Line Items]
2024	[1]	250,000
2025	[2]	250,000
2026	[2]	200,000
2027	[2]	525,000
2028	[2]	330,000
Beyond 5 Years	[2]	2,150,000
Unamortized debt premium/(discount) and issuance costs	[2]	(26,058)
Total	[2]	$ 3,678,942

[1] Reflects scheduled principal payments and maturities for the remainder of the year.

[2] Includes unsecured public and private debt and unsecured credit facilities.