LOANS - Loan participations purchased and sold and loans guaranteed (Details) - USD ($)	9 Months Ended
Sep. 30, 2022	Sep. 30, 2021
Loans
Participations Purchased	$ 59,908,000	$ 1,941,000
Participations Sold	3,312,000	1,733,000
Net gains recognized on sales of SBA loans	328,000	436,000
SBA loans that were sold with servicing retained	2,800,000	3,700,000
Commercial and industrial
Loans
Participations Purchased	24,192,000
Participations Sold	1,943,000	1,336,000
Commercial real estate
Loans
Participations Purchased	30,455,000
Participations Sold	1,247,000	375,000
Construction and development
Loans
Participations Sold	122,000	22,000
Other
Loans
Participations Purchased	$ 5,261,000	$ 1,941,000

Amount of sold (with servicing retained) Small Business Administration loan.

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- Definition

Amount of increase from purchase of financing receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
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-Subparagraph (h)
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Amount of decrease from sale and reclassification to held-for-sale of financing receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 11
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919244-210447

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The gains (losses) included in earnings that represent the difference between the sale price and the carrying value of other loans and leases that were sold during the reporting period; excludes gains (losses) on sales of consumer and mortgage loans. This element refers to the gain (loss) and not to the cash proceeds of the sales. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
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