Derivative Financial Instruments - Schedule of Floating to Fixed Interest Rate Swaps (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Feb. 01, 2024	Dec. 31, 2023
Derivative [Line Items]
Notional Amount	$ 1,336,098		$ 1,786,163
Interest rate swaps
Derivative [Line Items]
Notional Amount	1,262,536
Derivatives designated as accounting hedges | Interest rate swaps
Derivative [Line Items]
Notional Amount	242,536		667,894
Derivatives designated as accounting hedges | Senior Unsecured Term Loan 0.42% | Interest rate swaps
Derivative [Line Items]
Notional Amount	$ 25,000
Swap Fixed Rate	0.42%
Debt effective rate	1.97%
Derivatives designated as accounting hedges | Senior Unsecured Term Loan 0.33% | Interest rate swaps
Derivative [Line Items]
Notional Amount	$ 25,000
Swap Fixed Rate	0.33%
Debt effective rate	1.88%
Derivatives designated as accounting hedges | Senior Unsecured Term Loan 0.44% | Interest rate swaps
Derivative [Line Items]
Notional Amount	$ 25,000
Swap Fixed Rate	0.44%
Debt effective rate	1.99%
Derivatives designated as accounting hedges | Thames Street Wharf | Interest rate swaps
Derivative [Line Items]
Notional Amount	$ 67,536
Swap Fixed Rate	0.93%
Debt effective rate	2.33%
Derivatives designated as accounting hedges | M&T unsecured term loan | Interest rate swaps
Derivative [Line Items]
Notional Amount	$ 100,000
Swap Fixed Rate	3.50%
Debt effective rate	5.05%
Derivatives not designated as accounting hedges
Derivative [Line Items]
Notional Amount	$ 1,020,000		1,020,000
Derivatives not designated as accounting hedges | Interest rate swaps
Derivative [Line Items]
Notional Amount	1,020,000	$ 100,000	$ 1,020,000
Derivatives not designated as accounting hedges | Harbor Point Parcel 3 senior construction loan 4.70% | Interest rate swaps
Derivative [Line Items]
Notional Amount	$ 90,000
Swap Fixed Rate	2.75%
Debt effective rate	4.82%
Notional amount, terminated	$ 180,400
Amount paid to buy down the swap fixed rate	3,600
Derivatives not designated as accounting hedges | Floating rate pool of loans 2.75% | Interest rate swaps
Derivative [Line Items]
Notional Amount	$ 330,000
Swap Fixed Rate	2.75%
Debt effective rate	4.42%
Amount paid to buy down the swap fixed rate	$ 13,300
Derivatives not designated as accounting hedges | Harbor Point Parcel 4 Senior Construction Loan | Interest rate swaps
Derivative [Line Items]
Notional Amount	$ 100,000
Swap Fixed Rate	2.75%
Debt effective rate	5.12%
Notional amount, terminated	$ 109,700
Amount paid to buy down the swap fixed rate	3,900
Derivatives not designated as accounting hedges | Floating rate pool of loans | Interest rate swaps
Derivative [Line Items]
Notional Amount	$ 300,000
Swap Fixed Rate	2.75%
Debt effective rate	4.42%
Amount paid to buy down the swap fixed rate	$ 10,500
Derivatives not designated as accounting hedges | Revolving credit facility and TD unsecured term loan | Interest rate swaps
Derivative [Line Items]
Notional Amount	$ 100,000
Swap Fixed Rate	3.20%
Debt effective rate	4.84%
Derivatives not designated as accounting hedges | Liberty Retail & Apartments | Interest rate swaps
Derivative [Line Items]
Notional Amount	$ 21,000	$ 21,000
Swap Fixed Rate	3.43%	3.43%
Debt effective rate	4.93%
Derivatives not designated as accounting hedges | Senior Unsecured Term Loan 3.43% | Interest rate swaps
Derivative [Line Items]
Notional Amount	$ 79,000
Swap Fixed Rate	3.43%
Debt effective rate	4.98%