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Distressed and Other Residential Mortgage Loans, At Fair Value (Tables) | 3 Months Ended
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Mar. 31, 2019
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Abstract] |
Residential Mortgage Loans At Fair Value | The Company’s distressed and other residential mortgage loans at fair value consist of the following as of March 31, 2019 and December 31, 2018, respectively (dollar amounts in thousands):
|  | Principal |  | Premium/(Discount) |  | Unrealized Gains/(Losses) |  | Carrying Value
March 31, 2019 |  | $ | 927,196 |  |  | $ | (63,569 | ) |  | $ | 11,939 |  |  | $ | 875,566 |
December 31, 2018 |  | 788,372 |  |  | (54,905 | ) |  | 4,056 |  |  | 737,523 |
Components of Net Gain on Residential Mortgage Loans at Fair Value | The following table presents the components of net gain (loss) on distressed and other residential mortgage loans at fair value for the three months ended March 31, 2019 and 2018, respectively (dollar amounts in thousands):
| March 31, 2019 |  | March 31, 2018
Net realized gain on payoff and sale of loans | $ | 3,127 |  |  | $ | 40 |
Net unrealized gains (losses) | 7,883 |  |  | (206 | )
Schedule of Geographic Concentration of Credit Risk | The geographic concentrations of credit risk exceeding 5% of the unpaid principal balance of distressed and other residential mortgage loans at fair value as of March 31, 2019 and December 31, 2018, respectively, are as follows:
| March 31, 2019 |  | December 31, 2018
California | 27.8 | % |  | 27.9 | %
Florida | 9.8 | % |  | 9.0 | %
Texas | 5.1 | % |  | 4.2 | %
New York | 5.0 | % |  | 5.1 | %
The geographic concentrations of credit risk exceeding 5% of the total loan balances in our residential mortgage loans held in securitization trusts as of March 31, 2019 and December 31, 2018 are as follows:
| March 31, 2019 |  | December 31, 2018
New York | 33.9 | % |  | 33.9 | %
Massachusetts | 18.3 | % |  | 20.0 | %
New Jersey | 14.9 | % |  | 14.5 | %
Florida | 10.5 | % |  | 9.9 | %
Maryland | 5.4 | % |  | 5.3 | %
The geographic concentrations of credit risk exceeding 5% of the unpaid principal balance of our distressed residential mortgage loans as of March 31, 2019 and December 31, 2018, respectively, are as follows:
| March 31, 2019 |  | December 31, 2018
Florida | 10.6 | % |  | 10.4 | %
North Carolina | 9.7 | % |  | 9.0 | %
Georgia | 5.9 | % |  | 7.2 | %
New York | 5.7 | % |  | 5.4 | %
Virginia | 5.6 | % |  | 5.3 | %
South Carolina | 5.6 | % |  | 5.6 | %
Ohio | 5.3 | % |  | 5.0 | %
Texas | 5.2 | % |  | 4.9 | %
California | 5.1 | % |  | 4.8 | %
Residential Mortgage Loans, Fair Value Compared to Unpaid Principal | The following table presents the fair value and aggregate unpaid principal balance of the Company's distressed and other residential mortgage loans at fair value greater than 90 days past due and in non-accrual status as of March 31, 2019 and December 31, 2018, respectively (dollar amounts in thousands):
| Fair Value |  | Unpaid Principal Balance
March 31, 2019 | $ | 49,284 |  |  | $ | 60,858 |
December 31, 2018 | 60,117 |  |  | 75,167 |

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