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

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Income from mortgage banking activities (fees and commissions) and servicing real estate mortgages, credit cards, and other financial assets held by others net of any related impairment of capitalized service costs. Also includes any premiums received in lieu of regular servicing fees on such loans only as earned over the life of the loans.

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The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes.

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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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REVENUE FROM CONTRACTS WITH CUSTOMERS - Revenue By Operating Segment (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Disaggregation of Revenue [Line Items]
Gains (losses) on sales of other real estate	$ (3,000)	$ (48,000)	$ (86,000)	$ (4,000)
Net gains on sales of loans held for sale	29,000	59,000	77,000	105,000
Net gains on security transactions	19,000	0	19,000	0
Change in fair value of equity securities	27,000	26,000	116,000	24,000
Total non-interest income	5,086,000	5,325,000	10,011,000	10,800,000
Overdraft fees
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	856,000	939,000	1,744,000	1,904,000
Other
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	229,000	205,000	445,000	404,000
Interchange revenue from debit card transactions
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	1,024,000	996,000	2,055,000	2,031,000
WMG fee income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	2,524,000	2,373,000	4,800,000	4,689,000
CFS fee and commission income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	189,000	135,000	357,000	245,000
Net gains (losses) on sales of OREO
Disaggregation of Revenue [Line Items]
Gains (losses) on sales of other real estate	(3,000)	(48,000)	(86,000)	(4,000)
Net gains on sales of loans
Disaggregation of Revenue [Line Items]
Net gains on sales of loans held for sale	29,000	59,000	77,000	105,000
Loan servicing fees
Disaggregation of Revenue [Line Items]
Fees and commissions, mortgage banking and servicing	16,000	23,000	51,000	45,000
Sale of securities
Disaggregation of Revenue [Line Items]
Net gains on security transactions	19,000		19,000	0
Other
Disaggregation of Revenue [Line Items]
Other income	176,000	617,000	433,000	1,357,000
Core Banking
Disaggregation of Revenue [Line Items]
Change in fair value of equity securities	27,000	18,000	100,000	8,000
Total non-interest income	2,515,000	2,822,000	4,980,000	6,005,000
Core Banking \| Overdraft fees
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	856,000	939,000	1,744,000	1,904,000
Core Banking \| Other
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	229,000	205,000	445,000	404,000
Core Banking \| Interchange revenue from debit card transactions
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	1,024,000	996,000	2,055,000	2,031,000
Core Banking \| WMG fee income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	0	0	0	0
Core Banking \| CFS fee and commission income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	0	0	0	0
Core Banking \| Net gains (losses) on sales of OREO
Disaggregation of Revenue [Line Items]
Gains (losses) on sales of other real estate	(3,000)	(48,000)	(86,000)	(4,000)
Core Banking \| Net gains on sales of loans
Disaggregation of Revenue [Line Items]
Net gains on sales of loans held for sale	29,000	59,000	77,000	105,000
Core Banking \| Loan servicing fees
Disaggregation of Revenue [Line Items]
Fees and commissions, mortgage banking and servicing	16,000	23,000	51,000	45,000
Core Banking \| Sale of securities
Disaggregation of Revenue [Line Items]
Net gains on security transactions	19,000		19,000	0
Core Banking \| Other
Disaggregation of Revenue [Line Items]
Other income	318,000	630,000	575,000	1,512,000
WMG
Disaggregation of Revenue [Line Items]
Change in fair value of equity securities	0	0	0	0
Total non-interest income	2,524,000	2,373,000	4,800,000	4,689,000
WMG \| Overdraft fees
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	0	0	0	0
WMG \| Other
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	0	0	0	0
WMG \| Interchange revenue from debit card transactions
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	0	0	0	0
WMG \| WMG fee income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	2,524,000	2,373,000	4,800,000	4,689,000
WMG \| CFS fee and commission income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	0	0	0	0
WMG \| Net gains (losses) on sales of OREO
Disaggregation of Revenue [Line Items]
Gains (losses) on sales of other real estate	0	0	0	0
WMG \| Net gains on sales of loans
Disaggregation of Revenue [Line Items]
Net gains on sales of loans held for sale	0	0	0	0
WMG \| Loan servicing fees
Disaggregation of Revenue [Line Items]
Fees and commissions, mortgage banking and servicing	0	0	0	0
WMG \| Sale of securities
Disaggregation of Revenue [Line Items]
Net gains on security transactions	0		0	0
WMG \| Other
Disaggregation of Revenue [Line Items]
Other income	0	0	0	0
Holding Company, CFS, and CRM
Disaggregation of Revenue [Line Items]
Change in fair value of equity securities	0	8,000	16,000	16,000
Total non-interest income	47,000	130,000	231,000	106,000
Holding Company, CFS, and CRM \| Overdraft fees
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	0	0	0	0
Holding Company, CFS, and CRM \| Other
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	0	0	0	0
Holding Company, CFS, and CRM \| Interchange revenue from debit card transactions
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	0	0	0	0
Holding Company, CFS, and CRM \| WMG fee income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	0	0	0	0
Holding Company, CFS, and CRM \| CFS fee and commission income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	189,000	135,000	357,000	245,000
Holding Company, CFS, and CRM \| Net gains (losses) on sales of OREO
Disaggregation of Revenue [Line Items]
Gains (losses) on sales of other real estate	0	0	0	0
Holding Company, CFS, and CRM \| Net gains on sales of loans
Disaggregation of Revenue [Line Items]
Net gains on sales of loans held for sale	0	0	0	0
Holding Company, CFS, and CRM \| Loan servicing fees
Disaggregation of Revenue [Line Items]
Fees and commissions, mortgage banking and servicing	0	0	0	0
Holding Company, CFS, and CRM \| Sale of securities
Disaggregation of Revenue [Line Items]
Net gains on security transactions	0		0	0
Holding Company, CFS, and CRM \| Other
Disaggregation of Revenue [Line Items]
Other income	$ (142,000)	$ (13,000)	$ (142,000)	$ (155,000)