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Investments in Real Estate Partnerships - Schedule of Acquisitions by Real Estate Partnerships (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
Business Acquisition [Line Items] |  |  |  |  |
Purchase Price |  | $ 83,563 |  | $ 241,253 |
Debt Assumed, Net of Premiums |  |  |  | 22,779 |
Off-Market Lease, Unfavorable [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible Assets/Liabilities |  | 12,346 |  | 19,571 |
Off-Market Favorable Lease [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible Assets/Liabilities |  | 7,989 |  | 25,432 |
Unconsolidated Properties [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Purchase Price |  | 27,510 | [1] | 57,920 | [2]
Debt Assumed, Net of Premiums | [2] |  |  | 22,074 |
Unconsolidated Properties [Member] | Off-Market Lease, Unfavorable [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible Assets/Liabilities |  | 503 | [1] | 814 | [2]
Unconsolidated Properties [Member] | Off-Market Favorable Lease [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible Assets/Liabilities |  | $ 3,625 | [1] | $ 4,336 | [2]
Unconsolidated Properties [Member] | Naperville Plaza [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Date Purchased |  |  |  | Mar. 25, 2022 |
Property Name |  |  |  | Naperville Plaza |
City/State |  |  |  | Naperville, IL |
Business Acquisition, Description of Acquired Entity |  |  |  | Operating |
Business Acquisition, Real Estate Partner |  |  |  | Columbia II |
Ownership Percentage |  |  |  | 20.00% |
Purchase Price | [2] |  |  | $ 52,380 |
Debt Assumed, Net of Premiums | [2] |  |  | 22,074 |
Unconsolidated Properties [Member] | Naperville Plaza [Member] | Off-Market Favorable Lease [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible Assets/Liabilities | [2] |  |  | 4,336 |
Unconsolidated Properties [Member] | Naperville Plaza [Member] | Off-Market Favorable Lease [Member] | Off-Market Lease, Unfavorable [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible Assets/Liabilities | [2] |  |  | $ 814 |
Unconsolidated Properties [Member] | Baybrook East 1B [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Date Purchased |  |  |  | Jun. 24, 2022 |
Property Name |  |  |  | Baybrook East 1B |
City/State |  |  |  | Houston, TX |
Business Acquisition, Description of Acquired Entity |  |  |  | Development |
Business Acquisition, Real Estate Partner |  |  |  | Other |
Ownership Percentage |  |  |  | 50.00% |
Purchase Price | [2] |  |  | $ 5,540 |
Unconsolidated Properties [Member] | Old Town Square [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Date Purchased |  | Sep. 19, 2023 |  |  |
Property Name |  | Old Town Square |  |  |
City/State |  | Chicago, IL |  |  |
Business Acquisition, Description of Acquired Entity |  | Operating |  |  |
Business Acquisition, Real Estate Partner |  | Other |  |  |
Ownership Percentage |  | 20.00% |  |  |
Purchase Price | [1] | $ 27,510 |  |  |
Unconsolidated Properties [Member] | Old Town Square [Member] | Off-Market Lease, Unfavorable [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible Assets/Liabilities | [1] | 503 |  |  |
Unconsolidated Properties [Member] | Old Town Square [Member] | Off-Market Favorable Lease [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible Assets/Liabilities | [1] | $ 3,625 |  |  |
[1] | Amounts reflected for purchase price and allocation are reflected at 100%.
[2] | Amounts reflected for purchase price and allocation are reflected at 100%.

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