LOANS - Loans Evaluated for Impairment (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Loans receivable: balance at end of period
Total	$ 2,578,238	$ 2,490,227
Commercial real estate
Loans receivable: balance at end of period
Total	881,479	826,699
Commercial and industrial
Loans receivable: balance at end of period
Total	416,725	404,870
Residential real estate
Loans receivable: balance at end of period
Total	1,167,759	1,144,698
Consumer
Loans receivable: balance at end of period
Total	112,275	113,960
Business Activities Loans
Loans receivable: balance at end of period
Individually evaluated for impairment	12,804	13,855
Collectively evaluated	1,772,443	1,617,042
Total	1,785,247	1,630,897
Business Activities Loans \| Commercial real estate
Loans receivable: balance at end of period
Individually evaluated for impairment	8,737	9,835
Collectively evaluated	640,530	569,899
Total	649,267	579,734
Business Activities Loans \| Commercial and industrial
Loans receivable: balance at end of period
Individually evaluated for impairment	1,385	1,445
Collectively evaluated	332,151	312,217
Total	333,536	313,662
Business Activities Loans \| Residential real estate
Loans receivable: balance at end of period
Individually evaluated for impairment	2,669	2,562
Collectively evaluated	728,774	667,627
Total	731,443	670,189
Business Activities Loans \| Consumer
Loans receivable: balance at end of period
Individually evaluated for impairment	13	13
Collectively evaluated	70,988	67,299
Total	71,001	67,312
Acquired Loans
Loans receivable: balance at end of period
Individually evaluated for impairment	1,396	1,358
Purchased credit impaired	10,071	10,106
Collectively evaluated	781,524	847,866
Total	792,991	859,330
Acquired Loans \| Commercial real estate
Loans receivable: balance at end of period
Individually evaluated for impairment	258	188
Purchased credit impaired	6,390	6,307
Collectively evaluated	225,564	240,470
Total	232,212	246,965
Acquired Loans \| Commercial and industrial
Loans receivable: balance at end of period
Individually evaluated for impairment	417	426
Purchased credit impaired	509	679
Collectively evaluated	82,263	90,103
Total	83,189	91,208
Acquired Loans \| Residential real estate
Loans receivable: balance at end of period
Individually evaluated for impairment	721	744
Purchased credit impaired	3,152	3,095
Collectively evaluated	432,443	470,670
Total	436,316	474,509
Acquired Loans \| Consumer
Loans receivable: balance at end of period
Individually evaluated for impairment	0	0
Purchased credit impaired	20	25
Collectively evaluated	41,254	46,623
Total	$ 41,274	$ 46,648

Financing Receivable, Purchased Credit-Impaired Loans

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524

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- Definition

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

+ References

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- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522

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- References

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