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SECURITIES - Total Available for Sale and Held to Maturity Investment Securities (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
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Total securities |  |
Amortized Cost | $ 562,525 | $ 773,101
Gross Unrealized Gains | 10,951 | 5,956
Gross Unrealized Losses | (2,484) | (5,739)
Total securities | $ 570,992 | $ 773,318

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- Definition The cost of debt securities, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined) and fair value hedge accounting adjustments, if any. + References No definition available. + Details
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- Definition The excess of fair value over amortized cost for available for sale securities and held to maturity securities as of the balance sheet date. + References No definition available. + Details
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- Definition The excess of amortized cost over fair value for available for sale and held to maturity securities as of the balance sheet date. + References No definition available. + Details
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- Definition Amount of investment in debt security measured at amortized cost (held-to-maturity) and 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 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(6)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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