LOANS (Schedule of Schedule of Risk Category of Loans by Class of Loans) (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Total Loans	$ 2,853,151	$ 2,247,257
Pass [Member]
Total Loans	2,785,538	2,197,300
Special Mention [Member]
Total Loans	25,628	14,148
Substandard [Member]
Total Loans	$ 41,985	$ 35,809
Doubtful [Member]
Total Loans
Commercial and Industrial Sector [Member]
Total Loans	$ 122,758	$ 81,362
Commercial and Industrial Sector [Member] | Pass [Member]
Total Loans	116,560	81,093
Commercial and Industrial Sector [Member] | Special Mention [Member]
Total Loans	5,957	21
Commercial and Industrial Sector [Member] | Substandard [Member]
Total Loans	$ 241	$ 248
Commercial and Industrial Sector [Member] | Doubtful [Member]
Total Loans
Agricultural Sector [Member]
Total Loans	$ 182	$ 364
Residential Portfolio Segment [Member] | Junior Lien [Member]
Total Loans	11,320	11,808
Residential Portfolio Segment [Member] | Junior Lien [Member] | Pass [Member]
Total Loans	$ 11,126	$ 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	$ 194	$ 164
Residential Portfolio Segment [Member] | Junior Lien [Member] | Doubtful [Member]
Total Loans
Consumer and Other [Member]
Total Loans	$ 33,235	$ 27,084
Consumer and Other [Member] | Pass [Member]
Total Loans	$ 33,235	$ 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	$ 481,788	$ 480,149
Primary Residential Mortgages [Member] | Residential Portfolio Segment [Member] | Pass [Member]
Total Loans	471,377	471,219
Primary Residential Mortgages [Member] | Residential Portfolio Segment [Member] | Special Mention [Member]
Total Loans	1,342	1,366
Primary Residential Mortgages [Member] | Residential Portfolio Segment [Member] | Substandard [Member]
Total Loans	$ 9,069	$ 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	$ 50,528	$ 50,302
Home Equity Lines of Credit [Member] | Residential Portfolio Segment [Member] | Pass [Member]
Total Loans	$ 50,229	$ 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	$ 299	$ 210
Home Equity Lines of Credit [Member] | Residential Portfolio Segment [Member] | Doubtful [Member]
Total Loans
Multifamily Property [Member] | Commercial Real Estate Portfolio Segment [Member]
Total Loans	$ 1,444,334	$ 1,080,256
Multifamily Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Pass [Member]
Total Loans	1,435,360	1,078,944
Multifamily Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member]
Total Loans	7,759	490
Multifamily Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Substandard [Member]
Total Loans	$ 1,215	$ 822
Multifamily Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Doubtful [Member]
Total Loans
Owner Occupied Property [Member] | Commercial Real Estate Portfolio Segment [Member]
Total Loans	$ 149,470	$ 105,446
Owner Occupied Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Pass [Member]
Total Loans	143,519	99,432
Owner Occupied Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member]
Total Loans	938	473
Owner Occupied Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Substandard [Member]
Total Loans	$ 5,013	$ 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	$ 559,386	$ 405,771
Investment Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Pass [Member]
Total Loans	523,950	372,865
Investment Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member]
Total Loans	9,482	11,648
Investment Property [Member] | Commercial Real Estate Portfolio Segment [Member] | Substandard [Member]
Total Loans	$ 25,954	$ 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	$ 182	$ 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	$ 150	$ 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	$ 150	$ 150
Construction Loans [Member] | Commercial Portfolio Segment [Member] | Substandard [Member]
Total Loans
Construction Loans [Member] | Commercial Portfolio Segment [Member] | Doubtful [Member]
Total Loans