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Fair Values (Schedule of Fair Value Measurement) (Details) $ in Thousands | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2022 USD ($) | Dec. 31, 2022 USD ($) | Sep. 30, 2023 USD ($)
Assets and liabilities recorded at fair value |  |  |  |
Loan receivable held for sale | [1] |  | $ 37,650 |
Other investments | [1] |  | 587,138 | $ 240,986
Charge-off of held-to-maturity security |  | $ 25,000 |  |
Fair Value |  |  |  |
Assets and liabilities recorded at fair value |  |  |  |
Available-for-sale securities |  |  |  | 4,081
Recurring Basis | Significant unobservable inputs (Level 3) |  |  |  |
Assets and liabilities recorded at fair value |  |  |  |
Available-for-sale securities |  |  |  | 4,081
Recurring Basis | Fair Value |  |  |  |
Assets and liabilities recorded at fair value |  |  |  |
Available-for-sale securities |  |  |  | 4,081
Other investments |  |  |  | 240,703
Recurring Basis | Fair Value | Quoted market prices in active markets (Level 1) |  |  |  |
Assets and liabilities recorded at fair value |  |  |  |
Other investments |  |  |  | 240,703
Recurring Basis | Fair Value | Significant unobservable inputs (Level 3) |  |  |  |
Assets and liabilities recorded at fair value |  |  |  |
Available-for-sale securities |  |  |  | $ 4,081
Non-recurring Basis |  |  |  |
Assets and liabilities recorded at fair value |  |  |  |
Impairment of real estate |  |  | 1,800 |
Aggregate impairments |  |  | 12,700 |
Non-recurring Basis | Fair Value |  |  |  |
Assets and liabilities recorded at fair value |  |  |  |
Real estate, net |  |  | 811 |
Impaired land and development |  |  | 26,300 |
Loan receivable held for sale |  |  | 37,650 |
Non-recurring Basis | Fair Value | Significant unobservable inputs (Level 3) |  |  |  |
Assets and liabilities recorded at fair value |  |  |  |
Real estate, net |  |  | 811 |
Impaired land and development |  |  | 26,300 |
Loan receivable held for sale |  |  | $ 37,650 |
Discount rate used t determine future cash flows |  |  | 0.125 |
[1] | Refer to Note 2 for details on the Company’s combined and consolidated variable interest entities (“VIEs”).

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