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ACQUISITIONS - Additional Information (Details)	12 Months Ended
	Dec. 31, 2022 USD ($) Acquisition	Dec. 31, 2021 USD ($) Acquisition	Dec. 31, 2020 USD ($) Acquisition	Dec. 31, 2019 USD ($)
Business Acquisition [Line Items]
Number of businesses acquired | Acquisition	0	1	2
Goodwill and identifiable intangible assets		$ 3,100,000	$ 2,900,000
Liabilities Assumed	$ 0	0	0
Goodwill	36,212,000	36,212,000	33,103,000	$ 30,208,000
Goodwill impairment loss	0
Amortization of intangible assets	1,569,000	1,598,000	1,287,000
Wealth Management Division [Member]
Business Acquisition [Line Items]
Goodwill	35,600,000
Banking Segment [Member]
Business Acquisition [Line Items]
Goodwill	$ 563,000
2020 Acquisitions [Member]
Business Acquisition [Line Items]
Company's acquisition equity			$ 0
Princeton Portfolio Strategies Group [Member]
Business Acquisition [Line Items]
Fair value of total consideration transferred		$ 333,000

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