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SECURITIES - Equity securities (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
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Equity Securities - Readily determinable fair value |  |
Equity Securities, Readily determinable fair value, cost | $ 3,098 | $ 3,098
Equity Securities, Readily determinable fair value, Cumulative Net Unrealized Gains (Losses) | 234 | 194
Equity securities, Readily determinable fair value, Carrying Value | 3,332 | 3,292
Equity Securities - No readily determinable fair value |  |
Equity Securities, No readily determinable fair value, cost | 1,717 | 1,717
Equity Securities, No readily determinable fair value, Cumulative Net Unrealized Gains (Losses) | (165) | (165)
Equity securities: No readily determinable fair value, Carrying Value | 1,552 | 1,552
Impairment on equity securities with no readily determinable value | 0 | 0
Upward adjustment on equity securities with no readily determinable fair value | $ 0 | $ 0

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- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=99377092&loc=SL75136599-209740 + Details
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