INVESTMENT SECURITIES - EQUITY SECURITIES (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Equity securities
Amortized Cost	$ 2,500		$ 2,500
Gross Unrealized Gains	307		714
Gross Unrealized Losses			(26)
Fair Value	2,807		3,188
Gains (Losses) Recognized on Equity securities, Unrealized	(381)	$ 289
Gains (Losses) Recognized on Equity securities, Total	(381)	289
Freddie Mac preferred stock
Equity securities
Gross Unrealized Gains	294		714
Fair Value	294		714
Gains (Losses) Recognized on Equity securities, Unrealized	(420)	252
Gains (Losses) Recognized on Equity securities, Total	(420)	252
Community Reinvestment Act mutual fund
Equity securities
Amortized Cost	2,500		2,500
Gross Unrealized Gains	13
Gross Unrealized Losses			(26)
Fair Value	2,513		$ 2,474
Gains (Losses) Recognized on Equity securities, Unrealized	39	37
Gains (Losses) Recognized on Equity securities, Total	$ 39	$ 37

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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

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Amount of unrealized and realized gain (loss) on 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/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=116654751&loc=SL75117546-209714

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Amount of unrealized gain on 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 321
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=116654751&loc=SL75117546-209714

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Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Amount of unrealized loss on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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