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Investments - Realized Gains (Losses) (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2020 | Mar. 31, 2019
Proceeds from Sale and Maturity of Debt Securities, Available-for-sale [Abstract] |  |
Proceeds from sales of securities available for sale | $ 2,430 | $ 16,654
Debt Securities, Available-for-sale, Realized Gain (Loss) [Abstract] |  |
Gross gains on sales, calls and maturities of securities available for sale |  | 94
Gross losses on sales, calls and maturities of securities available for sale |  | (88)
Net (losses) gains on sales and calls of securities |  | $ 6

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- Definition Amount of realized gain 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://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27357-111563 + Details
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