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Loans Receivable and Other Lending Investments, net (Schedule of Investment in Loans) (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | --- | ---
Recorded investment (comprised of a loans carrying value plus accrued interest) in loans and the associated reserve for loan losses |  |  |  |
Loans | $ 706,589 | $ 924,387 |  |
Less: Reserve for loan losses | (28,634) | (53,395) | $ (78,489) | $ (85,545)
Total loans receivable, net | 677,955 | 870,992 |  |
Interest receivable | 3,300 | 4,900 |  |
Loans and leases receivable net of deferred income | 44,300 |  |  |
Securities that are evaluated for impairment under ASC 320 | 108,900 | 122,100 |  |
Individually Evaluated for Impairment |  |  |  |
Recorded investment (comprised of a loans carrying value plus accrued interest) in loans and the associated reserve for loan losses |  |  |  |
Loans | 37,820 | 66,725 |  |
Less: Reserve for loan losses | (21,701) | (40,395) |  |
Total loans receivable, net | 16,119 | 26,330 |  |
Unamortized discounts, premiums, deferred fees and costs | 100 | 500 |  |
Collectively Evaluated for Impairment |  |  |  |
Recorded investment (comprised of a loans carrying value plus accrued interest) in loans and the associated reserve for loan losses |  |  |  |
Loans | 668,769 | 857,662 |  |
Less: Reserve for loan losses | (6,933) | (13,000) |  |
Total loans receivable, net | 661,836 | 844,662 |  |
Unamortized discounts, premiums, deferred fees and costs | $ 700 | $ 3,100 |  |

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