Subsequent Events - Additional Information (Details) $ / shares in Units, $ in Thousands						1 Months Ended	3 Months Ended	12 Months Ended
	Feb. 09, 2022 USD ($) Property	Feb. 01, 2022 USD ($)	Jan. 26, 2022 USD ($)	Jan. 24, 2022 USD ($)	Jan. 12, 2022 USD ($) Property	Jan. 31, 2022 USD ($)	Mar. 31, 2020 $ / shares	Dec. 31, 2022 USD ($) $ / shares shares	Dec. 31, 2021 USD ($) Property $ / shares shares	Dec. 31, 2020 USD ($) shares	Dec. 31, 2019 USD ($) $ / shares shares	Feb. 18, 2022 USD ($) Property Store
Subsequent Event [Line Items]
Investments In Affiliates Subsidiaries Associates And Joint Ventures									$ 322,326	$ 272,829
Weighted Average Share Price | $ / shares							$ 18.29
Proceeds from the disposition of properties, net									$ 63,901	20,930	$ 88,738
Repayments of debt										$ 26,300
Number Of Real Estate Properties | Property									186
Fund III
Subsequent Event [Line Items]
Equity method investment, ownership percentage by third party									100.00%
ATM Program
Subsequent Event [Line Items]
Weighted Average Share Price | $ / shares									$ 22.46		$ 28.61
Proceeds from stock plans net of issuance costs									$ 63,900		$ 145,500
Gross proceeds									$ 64,900		$ 147,700
Issuance of Common Shares (in Shares) | shares									2,889,371	0	5,164,055
Subsequent Event
Subsequent Event [Line Items]
Number of stores | Store												11
Number of Residential Units | Property												23
Annual base rent amount					$ 39,000
Equity method investment, ownership percentage by third party												49.99%
Repayments of debt	$ 12,300
Number Of Real Estate Properties | Property	28
Subsequent Event | First Mortgage Loan
Subsequent Event [Line Items]
Investments In Affiliates Subsidiaries Associates And Joint Ventures												$ 64,100
Subsequent Event | Mezzanine Loan
Subsequent Event [Line Items]
Investments In Affiliates Subsidiaries Associates And Joint Ventures												30,900
Subsequent Event | Spring Street Soho
Subsequent Event [Line Items]
Number of Real Estate Retail Properties | Property					121
Subsequent Event | Fund V
Subsequent Event [Line Items]
Proceeds from the disposition of properties, net		$ 2,200
Subsequent Event | Fund IV
Subsequent Event [Line Items]
Proceeds from the disposition of properties, net			$ 23,700
Repayments of debt			$ 11,100
Subsequent Event | Fund III
Subsequent Event [Line Items]
Collateral Note Receivable				$ 5,300
Note receivable including interest				$ 10,000
Equity method investment, ownership percentage by third party				36.90%
Repayments of debt	$ 34,500
Subsequent Event | Fund III | Disposed of by sale
Subsequent Event [Line Items]
Proceeds from the disposition of properties, net						$ 65,500
Subsequent Event | Fund Portfolio
Subsequent Event [Line Items]
Investments In Affiliates Subsidiaries Associates And Joint Ventures												$ 5,000
Subsequent Event | ATM Program
Subsequent Event [Line Items]
Weighted Average Share Price | $ / shares								$ 22.48
Proceeds from stock plans net of issuance costs								$ 92,500
Gross proceeds								$ 96,300
Issuance of Common Shares (in Shares) | shares								4,281,576