LOANS AND ALLOWANCE FOR LOAN LOSSES (Financing Receivable Credit Quality Indicators) (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	$ 3,396,514	$ 3,117,832
Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	2,276,734	2,083,594
Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	1,119,780	1,034,238
Commercial and Industrial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	747,144	695,267
Commercial and Industrial [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	747,144	695,267
Real Estate Construction and Development [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	148,548	89,851
Real Estate Construction and Development [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	148,548	89,851
Multi-family [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	94,277	115,434
Multi-family [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	94,277	115,434
Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	1,286,765	1,183,042
Commercial Real Estate [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	1,286,765	1,183,042
Residential Mortgage [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	705,377	621,168
Home Equity [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	396,697	395,542
Consumer and Installment and Net Deferred Loan Fees [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	17,706	17,528
Consumer and Installment and Net Deferred Loan Fees [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	17,706	17,528
Pass [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	2,198,918	1,976,896
Pass [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	1,027,285	932,170
Pass [Member] | Commercial and Industrial [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	708,534	653,951
Pass [Member] | Real Estate Construction and Development [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	140,553	85,973
Pass [Member] | Multi-family [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	87,738	89,148
Pass [Member] | Commercial Real Estate [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	1,262,093	1,147,824
Pass [Member] | Residential Mortgage [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	619,646	528,388
Pass [Member] | Home Equity [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	390,139	386,448
Pass [Member] | Consumer and Installment and Net Deferred Loan Fees [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	17,500	17,334
Special mention [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	53,013	45,492
Special mention [Member] | Commercial and Industrial [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	25,884	18,713
Special mention [Member] | Real Estate Construction and Development [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	4,781	143
Special mention [Member] | Multi-family [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	5,612	5,945
Special mention [Member] | Commercial Real Estate [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	16,736	20,691
Substandard [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	11,536	20,083
Substandard [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	4,786	5,096
Substandard [Member] | Commercial and Industrial [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	7,324	12,833
Substandard [Member] | Real Estate Construction and Development [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	0	0
Substandard [Member] | Multi-family [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	637	610
Substandard [Member] | Commercial Real Estate [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	3,575	6,640
Substandard [Member] | Residential Mortgage [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	2,641	2,662
Substandard [Member] | Home Equity [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	1,956	2,263
Substandard [Member] | Consumer and Installment and Net Deferred Loan Fees [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	189	171
Performing troubled debt restructuring [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	0	4,391
Performing troubled debt restructuring [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	76,490	76,228
Performing troubled debt restructuring [Member] | Commercial and Industrial [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	0	284
Performing troubled debt restructuring [Member] | Real Estate Construction and Development [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	0	342
Performing troubled debt restructuring [Member] | Multi-family [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	0	0
Performing troubled debt restructuring [Member] | Commercial Real Estate [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	0	3,765
Performing troubled debt restructuring [Member] | Residential Mortgage [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	76,490	76,228
Performing troubled debt restructuring [Member] | Home Equity [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	0	0
Performing troubled debt restructuring [Member] | Consumer and Installment and Net Deferred Loan Fees [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	0	0
Nonaccrual [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	13,267	36,732
Nonaccrual [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	11,219	20,744
Nonaccrual [Member] | Commercial and Industrial [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	5,402	9,486
Nonaccrual [Member] | Real Estate Construction and Development [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	3,214	3,393
Nonaccrual [Member] | Multi-family [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	290	19,731
Nonaccrual [Member] | Commercial Real Estate [Member] | Commercial Loan Portfolio Credit Exposure by Internally Assigned Credit Grade [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	4,361	4,122
Nonaccrual [Member] | Residential Mortgage [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	6,600	13,890
Nonaccrual [Member] | Home Equity [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	4,602	6,831
Nonaccrual [Member] | Consumer and Installment and Net Deferred Loan Fees [Member] | Consumer Loan Portfolio Credit Exposure by Payment Activity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Total loans	$ 17	$ 23