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Securities, at Fair Value - Narrative (Details) - USD ($) | 6 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021 | Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2020
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |
Allowance for loan loss | $ 36,927,000 | $ 54,261,000 | $ 39,447,000 | $ 35,457,000 | $ 63,244,000 | $ 86,833,000
Securities, at fair value |  |  |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |
Securities, at fair value | 152,900,000 |  | 153,800,000 |  |  |
Amortized costs | 125,100,000 |  | 121,400,000 |  |  |
Gross unrealized gains | $ 27,800,000 |  | $ 32,400,000 |  |  |
Weighted average yield | 10.84% |  | 10.30% |  |  |
Weighted average to maturity | 1 year 2 months 12 days |  | 1 year 8 months 12 days |  |  |
CRT, Fair Value Option |  |  |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |
Debt securities, sold | $ 369,000 | 0 |  |  |  |
Realized gain | 13,000 |  |  |  |  |
Gross unrealized losses | 2,700,000 |  | $ 10,000 |  |  |
Non-Agency MBS |  |  |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |
Gross unrealized losses | 0 |  |  |  |  |
Allowance for loan loss | $ 0 | $ 0 |  |  |  |

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- Definition Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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