LOANS (Schedule of Schedule of Risk Category of Loans by Class of Loans) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Total Loans	$ 2,911,552	$ 2,247,257
Pass [Member]
Total Loans	2,847,245	2,197,300
Special Mention [Member]
Total Loans	21,530	14,148
Substandard [Member]
Total Loans	$ 42,777	$ 35,809
Doubtful [Member]
Total Loans
Agricultural Sector [Member]
Total Loans	$ 179	$ 364
Residential Portfolio Segment [Member] | Junior Lien [Member]
Total Loans	11,503	11,808
Residential Portfolio Segment [Member] | Junior Lien [Member] | Pass [Member]
Total Loans	$ 11,327	$ 11,644
Residential Portfolio Segment [Member] | Junior Lien [Member] | Special Mention [Member]
Total Loans
Residential Portfolio Segment [Member] | Junior Lien [Member] | Substandard [Member]
Total Loans	$ 176	$ 164
Residential Portfolio Segment [Member] | Junior Lien [Member] | Doubtful [Member]
Total Loans
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector [Member]
Total Loans	$ 154,295	$ 81,362
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector [Member] | Pass [Member]
Total Loans	148,940	81,093
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector [Member] | Special Mention [Member]
Total Loans	5,184	21
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector [Member] | Substandard [Member]
Total Loans	$ 171	$ 248
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector [Member] | Doubtful [Member]
Total Loans
Consumer and Other [Member]
Total Loans	$ 47,635	$ 27,084
Consumer and Other [Member] | Pass [Member]
Total Loans	$ 47,635	$ 27,082
Consumer and Other [Member] | Special Mention [Member]
Total Loans
Consumer and Other [Member] | Substandard [Member]
Total Loans		$ 2
Consumer and Other [Member] | Doubtful [Member]
Total Loans
Primary Residential Mortgages [Member] | Residential Portfolio Segment [Member]
Total Loans	$ 483,085	$ 480,149
Primary Residential Mortgages [Member] | Residential Portfolio Segment [Member] | Pass [Member]
Total Loans	471,859	471,219
Primary Residential Mortgages [Member] | Residential Portfolio Segment [Member] | Special Mention [Member]
Total Loans	1,332	1,366
Primary Residential Mortgages [Member] | Residential Portfolio Segment [Member] | Substandard [Member]
Total Loans	$ 9,894	$ 7,564
Primary Residential Mortgages [Member] | Residential Portfolio Segment [Member] | Doubtful [Member]
Total Loans
Home Equity Lines of Credit [Member] | Residential Portfolio Segment [Member]
Total Loans	$ 52,804	$ 50,302
Home Equity Lines of Credit [Member] | Residential Portfolio Segment [Member] | Pass [Member]
Total Loans	$ 52,550	$ 50,092
Home Equity Lines of Credit [Member] | Residential Portfolio Segment [Member] | Special Mention [Member]
Total Loans
Home Equity Lines of Credit [Member] | Residential Portfolio Segment [Member] | Substandard [Member]
Total Loans	$ 254	$ 210
Home Equity Lines of Credit [Member] | Residential Portfolio Segment [Member] | Doubtful [Member]
Total Loans
Multifamily Property [Member] | Residential Portfolio Segment [Member]
Total Loans	$ 1,416,775	$ 1,080,256
Multifamily Property [Member] | Residential Portfolio Segment [Member] | Pass [Member]
Total Loans	1,407,856	1,078,944
Multifamily Property [Member] | Residential Portfolio Segment [Member] | Special Mention [Member]
Total Loans	7,718	490
Multifamily Property [Member] | Residential Portfolio Segment [Member] | Substandard [Member]
Total Loans	$ 1,201	$ 822
Multifamily Property [Member] | Residential Portfolio Segment [Member] | Doubtful [Member]
Total Loans
Owner Occupied Property [Member] | Commercial Real Estate Portfolio Segment [Member]
Total Loans	$ 176,276	$ 105,446
Owner Occupied Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Pass [Member]
Total Loans	170,420	99,432
Owner Occupied Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member]
Total Loans	928	473
Owner Occupied Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Substandard [Member]
Total Loans	$ 4,928	$ 5,541
Owner Occupied Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Doubtful [Member]
Total Loans
Investment Property [Member] | Commercial Real Estate Portfolio Segment [Member]
Total Loans	$ 568,849	$ 405,771
Investment Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Pass [Member]
Total Loans	536,479	372,865
Investment Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member]
Total Loans	6,217	11,648
Investment Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Substandard [Member]
Total Loans	$ 26,153	$ 21,258
Investment Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Doubtful [Member]
Total Loans
Secured by farmland [Member] | Agricultural Sector [Member] | Pass [Member]
Total Loans	$ 179	$ 189
Secured by farmland [Member] | Agricultural Sector [Member] | Special Mention [Member]
Total Loans
Secured by farmland [Member] | Agricultural Sector [Member] | Substandard [Member]
Total Loans
Secured by farmland [Member] | Agricultural Sector [Member] | Doubtful [Member]
Total Loans
Agricultural Production Loans [Member] | Agricultural Sector [Member] | Pass [Member]
Total Loans		$ 175
Agricultural Production Loans [Member] | Agricultural Sector [Member] | Special Mention [Member]
Total Loans
Agricultural Production Loans [Member] | Agricultural Sector [Member] | Substandard [Member]
Total Loans
Agricultural Production Loans [Member] | Agricultural Sector [Member] | Doubtful [Member]
Total Loans
Construction Loans [Member] | Commercial Portfolio Segment [Member]
Total Loans	$ 151	$ 4,715
Construction Loans [Member] | Commercial Portfolio Segment [Member] | Pass [Member]
Total Loans		4,565
Construction Loans [Member] | Commercial Portfolio Segment [Member] | Special Mention [Member]
Total Loans	$ 151	$ 150
Construction Loans [Member] | Commercial Portfolio Segment [Member] | Substandard [Member]
Total Loans
Construction Loans [Member] | Commercial Portfolio Segment [Member] | Doubtful [Member]
Total Loans