LOANS AND ALLOWANCE FOR LOAN LOSSES - Activity in Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Activity in allowance for loan losses
Balance, beginning of period	$ 14,283	$ 13,000	$ 14,014	$ 12,796
Provision for loan losses	200	200	600	400
Charge-offs	(123)	(133)	(457)	(204)
Recoveries	100	370	303	445
Balance, end of period	14,460	13,437	14,460	13,437
Unallocated
Activity in allowance for loan losses
Balance, beginning of period	395	461	570	475
Provision for loan losses	53	124	(122)	110
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Balance, end of period	448	585	448	585
Commercial
Activity in allowance for loan losses
Balance, beginning of period	9,906	8,953	9,447	8,710
Provision for loan losses	139	(205)	551	37
Charge-offs	(47)	0	(115)	0
Recoveries	71	330	186	331
Balance, end of period	10,069	9,078	10,069	9,078
Commercial \| Commercial Real Estate
Activity in allowance for loan losses
Balance, beginning of period	7,025	6,770	6,876	6,763
Provision for loan losses	(221)	(418)	(118)	(411)
Charge-offs	0	0	(25)	0
Recoveries	43	328	114	328
Balance, end of period	6,847	6,680	6,847	6,680
Commercial \| Acquisition and Development
Activity in allowance for loan losses
Balance, beginning of period	969	510	817	417
Provision for loan losses	39	208	189	300
Charge-offs	0	0	0	0
Recoveries	0	2	2	3
Balance, end of period	1,008	720	1,008	720
Commercial \| Commercial and Industrial
Activity in allowance for loan losses
Balance, beginning of period	1,814	1,590	1,656	1,446
Provision for loan losses	325	8	484	152
Charge-offs	(47)	0	(90)	0
Recoveries	28	0	70	0
Balance, end of period	2,120	1,598	2,120	1,598
Commercial \| Municipal
Activity in allowance for loan losses
Balance, beginning of period	98	83	98	84
Provision for loan losses	(4)	(3)	(4)	(4)
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Balance, end of period	94	80	94	80
Consumer
Activity in allowance for loan losses
Balance, beginning of period	3,982	3,586	3,997	3,611
Provision for loan losses	8	281	171	253
Charge-offs	(76)	(133)	(342)	(204)
Recoveries	29	40	117	114
Balance, end of period	3,943	3,774	3,943	3,774
Consumer \| Residential Mortgage
Activity in allowance for loan losses
Balance, beginning of period	3,765	3,382	3,753	3,400
Provision for loan losses	(32)	237	157	202
Charge-offs	(25)	(86)	(271)	(86)
Recoveries	26	11	95	28
Balance, end of period	3,734	3,544	3,734	3,544
Consumer \| Installment and Other
Activity in allowance for loan losses
Balance, beginning of period	217	204	244	211
Provision for loan losses	40	44	14	51
Charge-offs	(51)	(47)	(71)	(118)
Recoveries	3	29	22	86
Balance, end of period	$ 209	$ 230	$ 209	$ 230

Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.

+ References

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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

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- Definition

Amount of expense related to estimated loss from loan and lease transactions.

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