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Investment Securities - Other Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Investments, Debt and Equity Securities [Abstract] |  |  |  |
Net gains (losses) recognized on investment securities | $ 651 | $ 967 | $ 3,374 | $ 1,592
Less: Net realized gains (losses) recognized on investment securities sold during the period | 0 | 0 | 0 | 0
Unrealized gains (losses) recognized on investment securities held as of the end of the period | $ 651 | $ 967 | $ 3,374 | $ 1,592

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- Definition The aggregate amount of income from investments (for example, dividends) not considered a component of the entity's core operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.7) -URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227 + Details
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