LOANS, Individually Evaluated for Impairment (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Financing Receivable, Impaired [Line Items]
Purchased financing receivable individually evaluated for impairment	$ 24,931	$ 33,588
Loans individually evaluated for impairment [Abstract]
Unpaid principal balance with no related allowance recorded	16,643	31,000
Unpaid principal balance with an allowance recorded	9,585	4,610
Unpaid principal balance, total	26,228	35,610
Recorded investment with no related allowance recorded	15,746	29,350
Recorded investment with an allowance recorded	9,384	4,446
Recorded investment, total	25,130	33,796
Allowance for loan losses allocated	1,502	606
Acquired with Deteriorated Credit Quality [Member]
Financing Receivable, Impaired [Line Items]
Purchased financing receivable individually evaluated for impairment	199	208
Residential Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Purchased financing receivable individually evaluated for impairment	308	379
Loans individually evaluated for impairment [Abstract]
Unpaid principal balance with no related allowance recorded	446	743
Recorded investment with no related allowance recorded	308	379
Multifamily Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Purchased financing receivable individually evaluated for impairment	2,462	13,641
Loans individually evaluated for impairment [Abstract]
Unpaid principal balance with no related allowance recorded	334	13,692
Unpaid principal balance with an allowance recorded	2,128
Recorded investment with no related allowance recorded	334	13,641
Recorded investment with an allowance recorded	2,128
Allowance for loan losses allocated	218
Commercial Real Estate [Member] \| Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Purchased financing receivable individually evaluated for impairment	3,314	2,801
Loans individually evaluated for impairment [Abstract]
Unpaid principal balance with no related allowance recorded	2,451	1,803
Unpaid principal balance with an allowance recorded	895	1,055
Recorded investment with no related allowance recorded	2,439	1,766
Recorded investment with an allowance recorded	875	1,035
Allowance for loan losses allocated	307	244
Commercial Real Estate [Member] \| Non-Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Purchased financing receivable individually evaluated for impairment	11,578	2,373
Loans individually evaluated for impairment [Abstract]
Unpaid principal balance with no related allowance recorded	9,602	2,465
Unpaid principal balance with an allowance recorded	2,072
Recorded investment with no related allowance recorded	9,506	2,373
Recorded investment with an allowance recorded	2,072
Allowance for loan losses allocated	88
Commercial and Industrial [Member]
Financing Receivable, Impaired [Line Items]
Purchased financing receivable individually evaluated for impairment	1,304	1,418
Loans individually evaluated for impairment [Abstract]
Unpaid principal balance with no related allowance recorded	1,719	2,429
Unpaid principal balance with an allowance recorded	466	431
Recorded investment with no related allowance recorded	1,188	1,338
Recorded investment with an allowance recorded	315	288
Allowance for loan losses allocated	204	276
Consumer [Member]
Financing Receivable, Impaired [Line Items]
Purchased financing receivable individually evaluated for impairment	0	0
Construction and Land [Member]
Financing Receivable, Impaired [Line Items]
Purchased financing receivable individually evaluated for impairment	5,672	12,665
Loans individually evaluated for impairment [Abstract]
Unpaid principal balance with no related allowance recorded	1,798	9,557
Unpaid principal balance with an allowance recorded	4,024	3,124
Recorded investment with no related allowance recorded	1,678	9,542
Recorded investment with an allowance recorded	3,994	3,123
Allowance for loan losses allocated	685	86
All Other [Member]
Financing Receivable, Impaired [Line Items]
Purchased financing receivable individually evaluated for impairment	293	311
Loans individually evaluated for impairment [Abstract]
Unpaid principal balance with no related allowance recorded	293	311
Recorded investment with no related allowance recorded	$ 293	$ 311

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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