ALLOWANCE FOR LOAN LOSSES (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Allowance for loan losses:
Individually evaluated for impairment	$ 1,708	$ 1
Collectively evaluated for impairment	29,999	25,903
Loans acquired with deteriorated credit quality	0	0
Total allowance for loan losses	31,707	25,904	$ 20,744	$ 17,637
Loans:
Individually evaluated for impairment	22,492	3,353
Collectively evaluated for impairment	3,072,186	2,583,074
Loans acquired with deteriorated credit quality	3,575	9,778
Total loans	3,098,253	2,596,205
Commercial Real Estate \| Mortgage loans
Allowance for loan losses:
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	11,048	9,225
Loans acquired with deteriorated credit quality	0	0
Total allowance for loan losses	11,048	9,225	7,850	6,994
Loans:
Individually evaluated for impairment	11,162	1,539
Collectively evaluated for impairment	1,281,837	1,088,332
Loans acquired with deteriorated credit quality	907	1,881
Total loans	1,293,906	1,091,752
Multi-family \| Mortgage loans
Allowance for loan losses:
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	4,521	6,264
Loans acquired with deteriorated credit quality	0	0
Total allowance for loan losses	4,521	6,264	4,208	2,670
Loans:
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	593,645	514,853
Loans acquired with deteriorated credit quality	1,635	3,293
Total loans	595,280	518,146
Residential Real Estate \| Mortgage loans
Allowance for loan losses:
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	2,438	1,495
Loans acquired with deteriorated credit quality	0	0
Total allowance for loan losses	2,438	1,495	2,115	2,208
Loans:
Individually evaluated for impairment	100	784
Collectively evaluated for impairment	463,575	363,230
Loans acquired with deteriorated credit quality	589	870
Total loans	464,264	364,884
Commercial, Industrial and Agricultural Loans
Allowance for loan losses:
Individually evaluated for impairment	1,708	1
Collectively evaluated for impairment	11,130	7,836
Loans acquired with deteriorated credit quality	0	0
Total allowance for loan losses	12,838	7,837	5,405	4,526
Loans:
Individually evaluated for impairment	11,230	1,030
Collectively evaluated for impairment	604,329	519,686
Loans acquired with deteriorated credit quality	444	3,734
Total loans	616,003	524,450
Real Estate Construction and Land Loans
Allowance for loan losses:
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	740	955
Loans acquired with deteriorated credit quality	0	0
Total allowance for loan losses	740	955	1,030	1,104
Loans:
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	107,759	80,605
Loans acquired with deteriorated credit quality	0	0
Total loans	107,759	80,605
Installment/Consumer Loans
Allowance for loan losses:
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	122	128
Loans acquired with deteriorated credit quality	0	0
Total allowance for loan losses	122	128	$ 136	$ 135
Loans:
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	21,041	16,368
Loans acquired with deteriorated credit quality	0	0
Total loans	$ 21,041	$ 16,368

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Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

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The balance of financing receivables that were collectively evaluated for impairment.

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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.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services.

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