LOANS RECEIVABLE AND ALLOWANCE FOR LOAN LOSSES - Activity in Allowance for Loan Losses (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Activity in allowance for loan losses
Balance, beginning of period	$ 13,347	$ 14,461	$ 13,568	$ 14,747
Provision for loan losses	0	0	0	0
Charge-offs	(154)	(659)	(483)	(994)
Recoveries	247	50	355	99
Balance, end of period	13,440	13,852	13,440	13,852
Commercial
Activity in allowance for loan losses
Balance, beginning of period	9,827	10,720	9,803	11,148
Provision for loan losses	(53)	(432)	(90)	(781)
Charge-offs	(26)	(499)	(47)	(613)
Recoveries	181	26	263	61
Balance, end of period	9,929	9,815	9,929	9,815
Commercial \| Commercial Real Estate
Activity in allowance for loan losses
Balance, beginning of period	7,996	9,346	7,883	9,462
Provision for loan losses	(12)	(750)	21	(813)
Charge-offs	(26)	(475)	(26)	(541)
Recoveries	175	11	255	24
Balance, end of period	8,133	8,132	8,133	8,132
Commercial \| Acquisition and Development
Activity in allowance for loan losses
Balance, beginning of period	739	588	850	697
Provision for loan losses	(152)	132	(263)	45
Charge-offs	0	0	0	(22)
Recoveries	0	0	0	0
Balance, end of period	587	720	587	720
Commercial \| Commercial and Industrial
Activity in allowance for loan losses
Balance, beginning of period	1,030	665	1,012	806
Provision for loan losses	112	188	149	51
Charge-offs	0	(24)	(21)	(50)
Recoveries	6	15	8	37
Balance, end of period	1,148	844	1,148	844
Commercial \| Municipal
Activity in allowance for loan losses
Balance, beginning of period	62	121	58	183
Provision for loan losses	(1)	(2)	3	(64)
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Balance, end of period	61	119	61	119
Consumer
Activity in allowance for loan losses
Balance, beginning of period	2,856	2,683	2,991	2,381
Provision for loan losses	92	553	239	1,062
Charge-offs	(128)	(160)	(436)	(381)
Recoveries	66	24	92	38
Balance, end of period	2,886	3,100	2,886	3,100
Consumer \| Residential Mortgage
Activity in allowance for loan losses
Balance, beginning of period	2,677	2,567	2,870	2,262
Provision for loan losses	66	479	111	973
Charge-offs	(80)	(151)	(324)	(352)
Recoveries	43	23	49	35
Balance, end of period	2,706	2,918	2,706	2,918
Consumer \| Installment and Other
Activity in allowance for loan losses
Balance, beginning of period	179	116	121	119
Provision for loan losses	26	74	128	89
Charge-offs	(48)	(9)	(112)	(29)
Recoveries	23	1	43	3
Balance, end of period	180	182	180	182
Unallocated
Activity in allowance for loan losses
Balance, beginning of period	664	1,058	774	1,218
Provision for loan losses	(39)	(121)	(149)	(281)
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Balance, end of period	$ 625	$ 937	$ 625	$ 937

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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-Publisher FASB
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- Definition

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

+ References

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-Name Accounting Standards Codification
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