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Use of Special Purpose Entities (SPE) and Variable Interest Entities (VIE) - Fair Value of the Assets, Liabilities and Non-controlling Interests Consolidated During Period (Details) - VIE, Primary Beneficiary - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash | $ 102 | $ 8,576
Operating real estate | 54,439 | 730,988
Lease intangibles | 2,378 | 41,892
Other assets | 4,722 | 8,258
Total assets | 61,641 | 789,714
Mortgages payable on real estate, net | 45,142 | 570,682
Other liabilities | 2,403 | 4,662
Total liabilities | 47,545 | 575,344
Non-controlling interests | 3,790 | 16,293
Net assets consolidated | $ 10,306 | $ 198,077

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