LOANS - Summarizes Changes in Total Contractually Required Principal and Interest Cash Payments (Details) - Purchased Credit Impaired Loan [Member] - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Schedule of Contractually Required Principal And Interest Cash Payments Changes [Line Items]
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	$ 13,057	$ 6,350	$ 12,109	$ 7,750
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	13,057	12,624	13,057	12,624
Contractually required principal and interest [Member]
Schedule of Contractually Required Principal And Interest Cash Payments Changes [Line Items]
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	24,576	11,564	19,966	14,831
Additions	0	12,552	9,148	12,552
Deletions	(376)	(609)	(4,914)	(3,876)
Accretion	0	0	0	0
Reclassifications from nonaccretable difference	0	0	0	0
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	24,200	23,507	24,200	23,507
Non-accretable difference [Member]
Schedule of Contractually Required Principal And Interest Cash Payments Changes [Line Items]
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	(6,250)	(3,901)	(5,247)	(5,825)
Additions	0	(4,249)	(4,109)	(4,249)
Deletions	(711)	(1,656)	2,395	7
Accretion	0	0	0	0
Reclassifications from nonaccretable difference	0	152	0	413
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	(6,961)	(9,654)	(6,961)	(9,654)
Cash flows expected to be collected [Member]
Schedule of Contractually Required Principal And Interest Cash Payments Changes [Line Items]
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	18,326	7,663	14,719	9,006
Additions	0	8,303	5,039	8,303
Deletions	(1,087)	(2,265)	(2,519)	(3,869)
Accretion	0	0	0	0
Reclassifications from nonaccretable difference	0	152	0	413
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	17,239	13,853	17,239	13,853
Accretable yield [Member]
Schedule of Contractually Required Principal And Interest Cash Payments Changes [Line Items]
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	(4,674)	(1,101)	(2,610)	(1,192)
Additions	0	(702)	(1,831)	(702)
Deletions	113	610	(1,158)	758
Accretion	379	165	1,417	369
Reclassifications from nonaccretable difference	0	(152)	0	(413)
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	(4,182)	(1,180)	(4,182)	(1,180)
Carrying value of acquired loans [Member]
Schedule of Contractually Required Principal And Interest Cash Payments Changes [Line Items]
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	13,652	6,562	12,109	7,814
Additions	0	7,601	3,208	7,601
Deletions	(974)	(1,655)	(3,677)	(3,111)
Accretion	379	165	1,417	369
Reclassifications from nonaccretable difference	0	0	0	0
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	13,057	12,673	13,057	12,673
Allowance for loan losses [Member]
Schedule of Contractually Required Principal And Interest Cash Payments Changes [Line Items]
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	0	(212)	0	(64)
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	$ 0	$ (49)	$ 0	$ (49)