Mortgages and Notes Payable (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2024 USD ($)	Mar. 31, 2024 USD ($) extension	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Jul. 16, 2024 USD ($)	Dec. 31, 2023 USD ($)
Debt Instrument [Line Items]
Mortgages and notes payable	$ 3,191,429,000		$ 3,191,429,000			$ 3,213,206,000
Unamortized debt issuance costs	$ (16,100,000)		(16,100,000)			(17,739,000)
Loss on debt extinguishment			(173,000)	$ 0
Maximum liquidity requirements	1 year
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity on credit facility		$ 750,000,000.0
Number of additional extensions | extension		2
Term of optional extension		6 months
Debt issuance costs		$ 7,700,000
Loss on debt extinguishment		$ 200,000
Temporary reduction in interest rate due to sustainability goals (in hundredths)	0.025%
Amount outstanding on revolving credit facility	$ 0		0
Outstanding letters of credit on revolving credit facility	100,000		100,000
Unused borrowing capacity on revolving credit facility	749,900,000		749,900,000
Secured indebtedness [Member]
Debt Instrument [Line Items]
Mortgages and notes payable	716,525,000		716,525,000			720,752,000
Aggregate undepreciated book value of secured real estate assets	1,241,400,000		1,241,400,000
Unsecured indebtedness [Member]
Debt Instrument [Line Items]
Mortgages and notes payable	$ 2,491,004,000		$ 2,491,004,000			$ 2,510,193,000
Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Facility interest rate basis		SOFR
Interest rate, basis spread (in hundredths)		0.85%
Annual facility fee (in hundredths)		0.20%
SOFR Related Spread Adjustment [Member] | Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Interest rate, basis spread (in hundredths)		0.10%
Subsequent Event [Member] | Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Amount outstanding on revolving credit facility					$ 82,000,000.0
Outstanding letters of credit on revolving credit facility					100,000
Unused borrowing capacity on revolving credit facility					$ 667,900,000