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Net Investment in Sales-type Leases and Ground Lease Receivables - Lease Assignment and Modification (Details) - USD ($) $ in Thousands | 1 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 30, 2023 | Dec. 31, 2022 | Sep. 30, 2022 | Jul. 31, 2022 | Apr. 30, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Reclassification [Line Items] |  |  |  |  |  |  |  |
Ground lease acquisition purchase price |  |  |  |  |  | $ 225,840 |  |
Gain on sale of Ground leases |  |  |  |  |  | 447 | $ 55,811 |
Net gain attributable to noncontrolling interests |  |  |  |  |  | 408 | 9,261 | $ 234
Distributions to noncontrolling interests |  |  |  |  |  | $ 651 | 8,549 | $ 46
iStar Inc. |  |  |  |  |  |  |  |
Reclassification [Line Items] |  |  |  |  |  |  |  |
Ground lease acquisition purchase price |  |  |  | $ 36,400 | $ 9,000 |  |  |
Land and Related Ground Lease |  |  |  |  |  |  |  |
Reclassification [Line Items] |  |  |  |  |  |  |  |
Net proceeds from sale of net investment in lease | $ 4,200 |  | $ 136,000 |  |  |  |  |
Gain on sale of Ground leases | $ 400 |  |  |  |  |  | 55,800 |
Net gain attributable to noncontrolling interests |  |  |  |  |  |  | 9,500 |
Net gain attributable to redeemable noncontrolling interests |  |  |  |  |  |  | $ 700 |
Distributions to noncontrolling interests |  | $ 8,500 |  |  |  |  |  |

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- Definition The difference between the carrying value and the sale price of a lease held for investment. A gain would be recognized when the sale price of the lease investment is greater than the carrying value of the lease investment. This element refers to the gain or loss included in earnings and not to the cash proceeds of the sale. + References No definition available. + Details
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