Subsequent Events	12 Months Ended
Dec. 31, 2021
Subsequent Events [Abstract]
Subsequent Events	18. Subsequent Events Acquisitions On January 12, 2022, the Company acquired a retail property on 121 Spring Street in the Soho section of New York City, for $39.0 million. On January 24, 2022, an affiliate of Fund III acquired the 36.9% non-controlling membership interest an entity that holds a property, which was collateral for a $5.3 million note receivable ($10.0 million including interest) that was in default at December 31, 2021 (Note 4), through a UCC foreclosure auction thereby obtaining 100% of the entity’s equity. On February 18, 2022, the Company, through an acquisition subsidiary, acquired a 49.99% membership interest in a limited liability company (the "Venture") for $5.0 million. The Venture indirectly owns 11 retail storefronts and 23 residential units located in the Williamsburg section of Brooklyn, New York. The Company also, through a separate lending subsidiary, provided a $64.1 million First Mortgage Loan and a $30.9 million Mezzanine Loan to subsidiaries of the Venture to refinance existing loans related to the properties. Dispositions On January 26, 2022, Fund IV disposed of its Mayfair Shopping Center, located in Philadelphia, Pennsylvania, for $23.7 million and repaid the associated debt of $11.1 million. The property was classified as held for sale at December 31, 2021 (Note 3). On February 1, 2022, Fund V sold a land parcel at its New Towne Center property in Canton, Michigan, for $2.2 million. On February 9, 2022, Fund III disposed of its shopping center, Cortlandt Crossing, located in Westchester County, New York, for $65.5 million and repaid the associated debt of $34.5 million. The property was classified as held for sale at December 31, 2021 (Note 3). Other During 2022 through the date of these financial statements, the Company sold 4,281,576 common shares under its ATM program (Note 11) for gross proceeds of $96.3 million, at an average gross price of $22.48, or $92.5 million net of issuance costs. On February 9, 2022, the Company repaid the loan in the amount of $12.3 million collateralized by its 28 Jericho property and terminated the associated swap.

Subsequent Events

12 Months Ended

Dec. 31, 2021

18. Subsequent Events

Acquisitions

On January 12, 2022, the Company acquired a retail property on 121 Spring Street in the Soho section of New York City, for $39.0 million.

On January 24, 2022, an affiliate of Fund III acquired the 36.9% non-controlling membership interest an entity that holds a property, which was collateral for a $5.3 million note receivable ($10.0 million including interest) that was in default at December 31, 2021 (Note 4), through a UCC foreclosure auction thereby obtaining 100% of the entity’s equity.

On February 18, 2022, the Company, through an acquisition subsidiary, acquired a 49.99% membership interest in a limited liability company (the "Venture") for $5.0 million. The Venture indirectly owns 11 retail storefronts and 23 residential units located in the Williamsburg section of Brooklyn, New York. The Company also, through a separate lending subsidiary, provided a $64.1 million First Mortgage Loan and a $30.9 million Mezzanine Loan to subsidiaries of the Venture to refinance existing loans related to the properties.

Dispositions

On January 26, 2022, Fund IV disposed of its Mayfair Shopping Center, located in Philadelphia, Pennsylvania, for $23.7 million and repaid the associated debt of $11.1 million. The property was classified as held for sale at December 31, 2021 (Note 3).

On February 1, 2022, Fund V sold a land parcel at its New Towne Center property in Canton, Michigan, for $2.2 million.

On February 9, 2022, Fund III disposed of its shopping center, Cortlandt Crossing, located in Westchester County, New York, for $65.5 million and repaid the associated debt of $34.5 million. The property was classified as held for sale at December 31, 2021 (Note 3).

Other

During 2022 through the date of these financial statements, the Company sold 4,281,576 common shares under its ATM program (Note 11) for gross proceeds of $96.3 million, at an average gross price of $22.48, or $92.5 million net of issuance costs.

On February 9, 2022, the Company repaid the loan in the amount of $12.3 million collateralized by its 28 Jericho property and terminated the associated swap.