Indebtedness - Additional Information (Details)												12 Months Ended
	Dec. 18, 2024 USD ($)	Nov. 27, 2024 USD ($)	Sep. 27, 2024 USD ($)	Jun. 10, 2024 USD ($)	Jun. 29, 2023 USD ($)	May 19, 2023 USD ($)	Apr. 11, 2023 USD ($)	Apr. 03, 2023 USD ($)	Dec. 06, 2022 USD ($)	Aug. 23, 2022 USD ($) extension_option	Jan. 14, 2022 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Jun. 21, 2024 USD ($)	Jun. 14, 2024 USD ($)	Aug. 29, 2023 USD ($)	Jan. 14, 2023
Debt Instrument [Line Items]
Payments to acquire equity method investments												$ 15,875,000	$ 70,048,000	$ 62,872,000
Debt issuances, credit facility, and construction loan borrowings												269,469,000	402,568,000	$ 678,574,000
Indebtedness, net												1,295,559,000	1,396,965,000
Constellation Energy Building
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate											1.50%
Debt, face value											$ 175,000,000
Economic interest acquired											11.00%							11.00%
Acquisition, assumption of debt											$ 156,100,000
Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Extinguishment of debt		$ 4,900,000
Construction Loans
Debt Instrument [Line Items]
Borrowings under construction loans												$ 64,800,000	37,400,000
Secured Debt | Thames Street Wharf loan
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate												1.30%
Debt, face value								$ 69,000,000
Secured Debt | Market At Mill Creek
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate												1.55%
Repayments of debt							$ 500,000
Secured Debt | Constellation Energy Building
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate												1.50%
Debt, face value								$ 175,000,000
Secured Debt | Nexton Square
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate												1.95%
Extinguishment of debt	$ 21,100,000
Secured Debt | The Everly
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate												1.50%
Secured Debt | Red Mill Commons
Debt Instrument [Line Items]
Extinguishment of debt				$ 1,760,000
Secured Debt | Chronicle Mill Mixed Use Multifamily
Debt Instrument [Line Items]
Extinguishment of debt			$ 35,000,000
Secured Debt | Premier Mixed Use Multifamily
Debt Instrument [Line Items]
Extinguishment of debt			23,700,000
Secured Debt | Market at Mill Creek Retail Property
Debt Instrument [Line Items]
Extinguishment of debt			$ 10,900,000
Secured Debt | Premier Retail And Premier Apartments
Debt Instrument [Line Items]
Debt issuances, credit facility, and construction loan borrowings		29,400,000
Secured Debt | Southgate Square
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate												1.90%
Extinguishment of debt		$ 24,500,000
Secured Debt | Secured Overnight Financing Rate (SOFR) | Thames Street Wharf loan
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate								1.30%
Credit spread adjustment								0.10%
Secured Debt | Secured Overnight Financing Rate (SOFR) | Constellation Energy Building
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate								1.50%
Credit spread adjustment								0.11%
Amended And Restated Credit Agreement | Line of Credit
Debt Instrument [Line Items]
Aggregate capacity under the credit facility										$ 550,000,000.0
Accordion feature maximum borrowing capacity										1,000,000,000.0
Amended And Restated Credit Agreement | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Aggregate capacity under the credit facility										$ 250,000,000.0							$ 355,000,000.0
Number of extension options | extension_option										2
Duration of extension option										6 months
Extension fee percentage										0.075%
Increased the capacity of the revolving credit facility																$ 50,000,000	105,000,000
Credit spread adjustment										0.10%
Line of credit, amount outstanding												$ 145,000,000.0	267,000,000.0
Interest rate on credit facility as of end of period after giving effect to interest rate caps and swaps												4.47%
Amended And Restated Credit Agreement | Line of Credit | Revolving Credit Facility | Minimum
Debt Instrument [Line Items]
Unused commitment fee										0.15%
Amended And Restated Credit Agreement | Line of Credit | Revolving Credit Facility | Minimum | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate										1.30%
Amended And Restated Credit Agreement | Line of Credit | Revolving Credit Facility | Maximum
Debt Instrument [Line Items]
Unused commitment fee										0.25%
Amended And Restated Credit Agreement | Line of Credit | Revolving Credit Facility | Maximum | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate										1.85%
Amended And Restated Credit Agreement | Line of Credit | Unsecured Debt
Debt Instrument [Line Items]
Aggregate capacity under the credit facility										$ 300,000,000.0						$ 350,000,000	$ 655,000,000.0
Credit spread adjustment										0.10%
Line of credit, amount outstanding												$ 350,000,000.0	300,000,000
Amended And Restated Credit Agreement | Line of Credit | Unsecured Debt | Minimum | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate										1.25%
Amended And Restated Credit Agreement | Line of Credit | Unsecured Debt | Maximum | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate										1.80%
M&T Term Loan Agreement | Line of Credit
Debt Instrument [Line Items]
Aggregate capacity under the credit facility									$ 100,000,000
Accordion feature maximum borrowing capacity									$ 200,000,000
M&T Term Loan Agreement | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Duration of extension option									1 year
Extension fee percentage									0.075%
Increased the capacity of the revolving credit facility															$ 35,000,000
Credit spread adjustment									0.10%
Line of credit, amount outstanding												$ 135,000,000	$ 100,000,000		$ 135,000,000
Interest rate on credit facility as of end of period (as a percent)												4.76%
M&T Term Loan Agreement | Line of Credit | Revolving Credit Facility | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate									1.00%
M&T Term Loan Agreement | Line of Credit | Revolving Credit Facility | Federal Funds Rate
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate									0.50%
TD Term Loan Facility | Line of Credit
Debt Instrument [Line Items]
Aggregate capacity under the credit facility						$ 75,000,000
Accordion feature maximum borrowing capacity						$ 150,000,000
TD Term Loan Facility | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Duration of extension option						1 year
Extension fee percentage						0.15%
Credit spread adjustment						0.10%
TD term loan					$ 95,000,000
Line of credit, amount outstanding												$ 95,000,000
Interest rate on credit facility as of end of period (as a percent)												6.47%
TD Term Loan Facility | Line of Credit | Revolving Credit Facility | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate						1.00%
TD Term Loan Facility | Line of Credit | Revolving Credit Facility | Federal Funds Rate
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate						0.50%
TD Term Loan Facility | Line of Credit | Revolving Credit Facility | Base Rate
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate						1.00%
Chronicle Mill | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Duration of extension option												1 year