DERIVATIVE FINANCIAL INSTRUMENTS (Embedded derivatives gain (losses) recognized) (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Gain (loss) recognized in other noninterest income on embedded derivatives \| Other noninterest income
Derivative [Line Items]
Gain (loss) recognized in other noninterest income on embedded derivatives	$ (66)	$ (69)	$ (249)	$ 293

Net Increase or Decrease in the fair value of the embedded derivative or group of embedded derivatives included in earnings in the period.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 15
-URI http://asc.fasb.org/subtopic&trid=2229187

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration