CREDIT QUALITY ASSESSMENT (Credit Quality of Loan Portfolio by Segment) (Detail) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Financing Receivable Recorded Investment [Line Items]
Non-accrual loans and leases	$ 27,934	$ 30,031
Loans and leases 90 days past due	2	0
Restructured loans and leases	3,420	4,467
Total non-performing loans and leases	31,356	34,498
Other real estate owned	1,311	2,742
Total non-performing assets	32,667	37,240
Commercial
Financing Receivable Recorded Investment [Line Items]
Non-accrual loans and leases	4,263	3,696
Loans and leases 90 days past due	0	0
Restructured loans and leases	1,254	1,577
Total non-performing loans and leases	5,517	5,273
Other real estate owned	39	39
Total non-performing assets	5,556	5,312
Leases
Financing Receivable Recorded Investment [Line Items]
Non-accrual loans and leases	0	0
Loans and leases 90 days past due	0	0
Restructured loans and leases	0	0
Total non-performing loans and leases	0	0
Other real estate owned	0	0
Total non-performing assets	0	0
Consumer
Financing Receivable Recorded Investment [Line Items]
Non-accrual loans and leases	2,600	2,193
Loans and leases 90 days past due	2	0
Restructured loans and leases	0	0
Total non-performing loans and leases	2,602	2,193
Other real estate owned	0	690
Total non-performing assets	2,602	2,883
Commercial Real Estate Portfolio Segment | Commercial Acquisition, Development and Construction
Financing Receivable Recorded Investment [Line Items]
Non-accrual loans and leases	137	194
Loans and leases 90 days past due	0	0
Restructured loans and leases	0	0
Total non-performing loans and leases	137	194
Other real estate owned	365	365
Total non-performing assets	502	559
Commercial Real Estate Portfolio Segment | Commercial Investor Real Estate
Financing Receivable Recorded Investment [Line Items]
Non-accrual loans and leases	8,868	8,368
Loans and leases 90 days past due	0	0
Restructured loans and leases	852	2,073
Total non-performing loans and leases	9,720	10,441
Other real estate owned	433	433
Total non-performing assets	10,153	10,874
Commercial Real Estate Portfolio Segment | Commercial Owner Occupied Real Estate
Financing Receivable Recorded Investment [Line Items]
Non-accrual loans and leases	5,678	6,340
Loans and leases 90 days past due	0	0
Restructured loans and leases	746	240
Total non-performing loans and leases	6,424	6,580
Other real estate owned	0	0
Total non-performing assets	6,424	6,580
Residential Real Estate Portfolio Segment | Residential Mortgage
Financing Receivable Recorded Investment [Line Items]
Non-accrual loans and leases	6,186	8,822
Loans and leases 90 days past due	0	0
Restructured loans and leases	568	577
Total non-performing loans and leases	6,754	9,399
Other real estate owned	474	1,215
Total non-performing assets	7,228	10,614
Residential Real Estate Portfolio Segment | Residential Construction
Financing Receivable Recorded Investment [Line Items]
Non-accrual loans and leases	202	418
Loans and leases 90 days past due	0	0
Restructured loans and leases	0	0
Total non-performing loans and leases	202	418
Other real estate owned	0	0
Total non-performing assets	$ 202	$ 418