LOANS (Schedule of Balances by Portfolio Class, Based on Impairment Method) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Total Loans Individually Evaluated for Impairment	$ 20,451	$ 17,744
Ending ALLL Attributable to Loans Individually Evaluated for Impairment	957	1,653
Total Loans Collectively Evaluated for Impairment	2,226,806	1,552,686
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	18,523	13,720
Total Loans	2,247,257	1,570,430
Total Ending ALLL	19,480	15,373	12,735	13,223
Primary Residential Mortgages [Member]
Total Loans Individually Evaluated for Impairment	6,500	3,691
Ending ALLL Attributable to Loans Individually Evaluated for Impairment	317	126
Total Loans Collectively Evaluated for Impairment	473,649	543,136
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	2,606	2,235
Total Loans	480,149	546,827
Total Ending ALLL	2,923	2,361	3,047	2,414
Home Equity Lines of Credit [Member]
Total Loans Individually Evaluated for Impairment	210	111
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	50,092	47,794
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	156	181
Total Loans	50,302	47,905
Total Ending ALLL	156	181	267	204
Junior Lien Loan on Residence [Member]
Total Loans Individually Evaluated for Impairment	164	260
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	11,644	12,854
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	109	156
Total Loans	11,808	13,114
Total Ending ALLL	109	156	314	64
Multifamily Property [Member]
Total Loans Individually Evaluated for Impairment
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	1,080,256	541,503
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	8,983	4,003
Total Loans	1,080,256	541,503
Total Ending ALLL	8,983	4,003	1,305	705
Owner-Occupied Commercial Real Estate [Member]
Total Loans Individually Evaluated for Impairment	1,674	3,250
Ending ALLL Attributable to Loans Individually Evaluated for Impairment		464
Total Loans Collectively Evaluated for Impairment	103,772	76,485
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	1,547	2,099
Total Loans	105,446	79,735
Total Ending ALLL	1,547	2,563	2,509	3,108
Investment Commercial Real Estate [Member]
Total Loans Individually Evaluated for Impairment	11,653	9,949
Ending ALLL Attributable to Loans Individually Evaluated for Impairment	489	741
Total Loans Collectively Evaluated for Impairment	394,118	257,457
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	4,262	4,342
Total Loans	405,771	267,406
Total Ending ALLL	4,751	5,083	4,155	4,181
Commercial and Industrial [Member]
Total Loans Individually Evaluated for Impairment	248	470
Ending ALLL Attributable to Loans Individually Evaluated for Impairment	149	309
Total Loans Collectively Evaluated for Impairment	81,114	51,168
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	731	516
Total Loans	81,362	51,638
Total Ending ALLL	880	825	803	1,291
Secured by Farmland and Agricultural Production [Member]
Total Loans Individually Evaluated for Impairment
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	364	197
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	4	3
Total Loans	364	197
Total Ending ALLL			3
Agricultural Production Loans [Member]
Total Ending ALLL				1
Commercial Construction Loans [Member]
Total Loans Individually Evaluated for Impairment
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	4,715	5,893
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	31	120
Total Loans	4,715	5,893
Total Ending ALLL	31	120	240	669
Consumer and Other Loans [Member]
Total Loans Individually Evaluated for Impairment	2	13
Ending ALLL Attributable to Loans Individually Evaluated for Impairment	2	13
Total Loans Collectively Evaluated for Impairment	27,082	16,199
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	94	65
Total Loans	27,084	16,212
Total Ending ALLL	$ 96	$ 78	$ 92	$ 78

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

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