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Loans Receivable and Other Lending Investments, net (Loan Receivable Held for Sale) (Details) - USD ($) $ in Thousands | 1 Months Ended | 7 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Dec. 31, 2022 | Sep. 30, 2021 | Mar. 31, 2021 | Sep. 30, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Jun. 30, 2021
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |  |  |  |
Provision for (recovery of) loan losses |  |  |  |  |  | $ 44,998 | $ (8,085) | $ 8,866 |
Loan receivable held for sale | [1] | $ 37,650 |  |  |  | 37,650 | 43,215 |  |
Income from sales of real estate |  |  |  |  |  | 26,629 | $ 26,319 | $ 6,318 |
Safehold Inc. |  |  |  |  |  |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |  |  |  |
Amount of loan funded |  |  |  | $ 16,100 |  |  |  |  |
Deferred purchase price |  |  |  | 11,900 |  |  |  |  |
Leasehold improvement allowance |  |  |  | $ 52,000 |  |  |  |  |
Payment of deferred purchase price |  |  |  |  | $ 6,000 |  |  |  |
Consideration received |  |  | $ 22,100 |  |  |  |  |  |
Income from sales of real estate |  |  | $ 0 |  |  |  |  |  |
Loan receivable transferred to Held for Sale |  |  |  |  |  |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |  |  |  |
Provision for (recovery of) loan losses |  | 23,800 |  |  |  |  |  |  |
Loan receivable held for sale |  | $ 37,700 |  |  |  | $ 37,700 |  |  |
Loans Receivable Held-for-sale |  |  |  |  |  |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |  |  |  |
Loan receivable held for sale |  |  |  |  |  |  |  |  | $ 42,000
[1] | Refer to Note 2 for details on the Company’s consolidated variable interest entities (“VIEs”). Certain items have been reclassified to “Real estate and other assets available and held for sale and classified as discontinued operations” and “Liabilities associated with real estate held for sale and classified as discontinued operations” (refer to Note 3).

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- Definition The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126905981&loc=d3e2443-110228 + Details
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