REVENUE FROM CONTRACTS WITH CUSTOMERS (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Disaggregation of Revenue [Line Items]
Net gains on sales of other real estate	$ (99)	$ 90	$ 38
Changes in fair value of equity securities	81	2,004	80
Total non-interest income	20,073	23,074	20,491
Overdraft Fees
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	3,653	3,934	4,189
Service Charge on Deposits, Other
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	807	793	772
Interchange Revenue
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	4,104	4,040	3,761
WMG
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	9,503	9,317	8,804
Investment Brokerage
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	673	510	646
Sale of OREO
Disaggregation of Revenue [Line Items]
Net gains on sales of other real estate	(99)	90	38
Sale of Loans
Disaggregation of Revenue [Line Items]
Revenues	248	351	260
Loan Servicing Fees
Disaggregation of Revenue [Line Items]
Revenues	103	92	84
Sale of Securities
Disaggregation of Revenue [Line Items]
Net gains on sales of securities	19	0	109
Product and Service, Other
Disaggregation of Revenue [Line Items]
Revenues	981	1,943	1,748
Core Banking
Disaggregation of Revenue [Line Items]
Changes in fair value of equity securities	143	2,024	80
Total non-interest income	10,356	13,596	11,226
Core Banking \| Overdraft Fees
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	3,653	3,934	4,189
Core Banking \| Service Charge on Deposits, Other
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	807	793	772
Core Banking \| Interchange Revenue
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	4,104	4,040	3,761
Core Banking \| WMG
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	0	0	0
Core Banking \| Investment Brokerage
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	0	0	0
Core Banking \| Sale of OREO
Disaggregation of Revenue [Line Items]
Net gains on sales of other real estate	(99)	90	38
Core Banking \| Sale of Loans
Disaggregation of Revenue [Line Items]
Revenues	248	351	260
Core Banking \| Loan Servicing Fees
Disaggregation of Revenue [Line Items]
Revenues	103	92	84
Core Banking \| Sale of Securities
Disaggregation of Revenue [Line Items]
Net gains on sales of securities	19	0	109
Core Banking \| Product and Service, Other
Disaggregation of Revenue [Line Items]
Revenues	1,378	2,272	1,933
WMG
Disaggregation of Revenue [Line Items]
Changes in fair value of equity securities		0	0
Total non-interest income	9,503	9,317	8,804
WMG \| Overdraft Fees
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	0	0	0
WMG \| Service Charge on Deposits, Other
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	0	0	0
WMG \| Interchange Revenue
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	0	0	0
WMG \| WMG
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	9,503	9,317	8,804
WMG \| Investment Brokerage
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	0	0	0
WMG \| Sale of OREO
Disaggregation of Revenue [Line Items]
Net gains on sales of other real estate	0	0	0
WMG \| Sale of Loans
Disaggregation of Revenue [Line Items]
Revenues	0	0	0
WMG \| Loan Servicing Fees
Disaggregation of Revenue [Line Items]
Revenues	0	0	0
WMG \| Sale of Securities
Disaggregation of Revenue [Line Items]
Net gains on sales of securities	0	0	0
WMG \| Product and Service, Other
Disaggregation of Revenue [Line Items]
Revenues	0	0	0
Holding Company, CFS, and CRM(b)
Disaggregation of Revenue [Line Items]
Changes in fair value of equity securities	(62)	(20)	0
Total non-interest income	214	161	461
Holding Company, CFS, and CRM(b) \| Overdraft Fees
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	0	0	0
Holding Company, CFS, and CRM(b) \| Service Charge on Deposits, Other
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	0	0	0
Holding Company, CFS, and CRM(b) \| Interchange Revenue
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer		0	0
Holding Company, CFS, and CRM(b) \| WMG
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	0	0	0
Holding Company, CFS, and CRM(b) \| Investment Brokerage
Disaggregation of Revenue [Line Items]
Revenues from contracts with customer	673	510	646
Holding Company, CFS, and CRM(b) \| Sale of OREO
Disaggregation of Revenue [Line Items]
Net gains on sales of other real estate	0	0	0
Holding Company, CFS, and CRM(b) \| Sale of Loans
Disaggregation of Revenue [Line Items]
Revenues	0	0	0
Holding Company, CFS, and CRM(b) \| Loan Servicing Fees
Disaggregation of Revenue [Line Items]
Revenues	0	0	0
Holding Company, CFS, and CRM(b) \| Sale of Securities
Disaggregation of Revenue [Line Items]
Net gains on sales of securities	0	0	0
Holding Company, CFS, and CRM(b) \| Product and Service, Other
Disaggregation of Revenue [Line Items]
Revenues	$ (397)	$ (329)	$ (185)

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Amount of unrealized and realized gain (loss) on investment in debt and equity securities.

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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).

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The net gain (loss) resulting from sales and other disposals of other real estate owned, increases (decreases) in the valuation allowance for foreclosed real estate, and write-downs of other real estate owned after acquisition or physical possession.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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