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REVENUE FROM CONTRACTS WITH CUSTOMERS - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue [Line Items]
Total non-interest income	$ 9,184	$ 9,309
Within the scope of ASC 606
Disaggregation of Revenue [Line Items]
Total non-interest income	7,232	7,370
Not within the scope of ASC 606
Disaggregation of Revenue [Line Items]
Total non-interest income	1,952	1,939
Products and services transferred at a point in time | Within the scope of ASC 606
Disaggregation of Revenue [Line Items]
Total non-interest income	3,950	3,757
Products and services transferred over time | Within the scope of ASC 606
Disaggregation of Revenue [Line Items]
Total non-interest income	3,282	3,613
Non-interest Income | Within the scope of ASC 606
Disaggregation of Revenue [Line Items]
Total non-interest income	7,232	7,370
Trust management fees | Within the scope of ASC 606
Disaggregation of Revenue [Line Items]
Total non-interest income	3,091	3,403
Financial services fees | Within the scope of ASC 606
Disaggregation of Revenue [Line Items]
Total non-interest income	464	351
Interchange fees | Within the scope of ASC 606
Disaggregation of Revenue [Line Items]
Total non-interest income	2,010	1,973
Customer deposit fees | Within the scope of ASC 606
Disaggregation of Revenue [Line Items]
Total non-interest income	1,429	1,372
Other customer service fees | Within the scope of ASC 606
Disaggregation of Revenue [Line Items]
Total non-interest income	$ 238	$ 271

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+ References

No definition available.

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- Definition

The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.13)
-URI https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260

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