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Fair Value of Financial Instruments - Financial Assets and Liabilities Reported Under the Fair Value Option (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019 | Dec. 31, 2019
Financial Assets at Fair Value Option | $ 14,400 |  | $ 14,400 |  | $ 14,300
Net gain (loss) from fair value adjustments | 10,205 | $ (1,956) | 4,212 | $ (4,036) |
Collateralized Mortgage Backed Securities [Member] |  |  |  |  |
Financial Assets at Fair Value Option | 703 |  | 703 |  | 772
Net gain (loss) from fair value adjustments | (1) | 1 | 2 | 2 |
Other Securities [Member] |  |  |  |  |
Financial Assets at Fair Value Option | 13,707 |  | 13,707 |  | 13,548
Net gain (loss) from fair value adjustments | (182) | 184 | 37 | 363 |
Junior Subordinated Debentures [Member] |  |  |  |  |
Financial Assets at Fair Value Option | 35,570 |  | 35,570 |  | $ 44,384
Net gain (loss) from fair value adjustments | 10,334 | (544) | 7,983 | (1,754) |
Financial Assets and Liabilities, Excluding Interest Rate Caps / Swaps [Member] |  |  |  |  |
Net gain (loss) from fair value adjustments | $ 10,151 | $ (359) | $ 8,022 | $ (1,389) |

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- Definition The fair value option of financial assets. + References No definition available. + Details
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- Definition For each line item in the statement of financial position, the amounts of gains and losses from fair value changes included in earnings. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=75031198&loc=d3e14172-108612 + Details
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