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Loans Receivable and Other Lending Investments, Net (Impaired Loans) (Details) | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2022 USD ($) loan | Jun. 30, 2021 USD ($) | Jun. 30, 2022 USD ($) loan | Jun. 30, 2021 USD ($) | Feb. 28, 2022 loan | Dec. 31, 2021 USD ($) loan
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |
(Recovery of) provision for loan losses | $ 22,578,000 | $ (2,158,000) | $ 22,713,000 | $ (5,800,000) |  |
Impaired Loans |  |  |  |  |  |
Number of non accrual loans | loan | 1 |  | 1 |  | 1 | 1
Interest income on Impaired loans | $ 0 | $ 0 | $ 0 | $ 0 |  |
Commercial Portfolio Segment |  |  |  |  |  |
Impaired Loans |  |  |  |  |  |
Amortized Cost | 60,256,000 |  | 60,256,000 |  |  | $ 59,640,000
Unpaid Principal Balance | 59,505,000 |  | 59,505,000 |  |  | 58,888,000
Related Allowance | (708,000) |  | (708,000) |  |  | (576,000)
Commercial Portfolio Segment | Senior mortgages |  |  |  |  |  |
Impaired Loans |  |  |  |  |  |
Amortized Cost | 60,256,000 |  | 60,256,000 |  |  | 59,640,000
Unpaid Principal Balance | 59,505,000 |  | 59,505,000 |  |  | 58,888,000
Related Allowance | $ (708,000) |  | $ (708,000) |  |  | $ (576,000)

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