ALLOWANCE FOR LOAN LOSSES AND CREDIT QUALITY (Loans By Class Modified As Troubled Debt Restructuring) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($) Number	Dec. 31, 2015 USD ($) Number	Dec. 31, 2014 USD ($) Number
Interest Rate Reductions [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number			1
Pre-Modification Outstanding Recorded Investment			$ 89
Post-Modification Outstanding Recorded Investment			$ 95
Modified Repayment Terms [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans	8	3	4
Modified Repayment Terms [Member] | Minimum [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Extension period for modified repayment terms	9 months	6 months	12 months
Modified Repayment Terms [Member] | Maximum [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Extension period for modified repayment terms	356 months	208 months	24 months
All Modifications [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number	9	6	5
Pre-Modification Outstanding Recorded Investment	$ 2,559	$ 2,267	$ 3,072
Post-Modification Outstanding Recorded Investment	$ 2,619	$ 2,267	$ 3,143
Commercial and Industrial Loans [Member] | Working Capital Lines Of Credit Loans [Member] | All Modifications [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number		2
Pre-Modification Outstanding Recorded Investment		$ 564
Post-Modification Outstanding Recorded Investment		$ 564
Commercial and Industrial Loans [Member] | Non Working Capital Loans [Member] | Interest Rate Reductions [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number			0
Pre-Modification Outstanding Recorded Investment			$ 0
Post-Modification Outstanding Recorded Investment			$ 0
Commercial and Industrial Loans [Member] | Non Working Capital Loans [Member] | Modified Repayment Terms [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans	5	1	2
Extension period for modified repayment terms		12 months
Commercial and Industrial Loans [Member] | Non Working Capital Loans [Member] | Modified Repayment Terms [Member] | Minimum [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Extension period for modified repayment terms	9 months		12 months
Commercial and Industrial Loans [Member] | Non Working Capital Loans [Member] | Modified Repayment Terms [Member] | Maximum [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Extension period for modified repayment terms	356 months		15 months
Commercial and Industrial Loans [Member] | Non Working Capital Loans [Member] | All Modifications [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number	6	1	2
Pre-Modification Outstanding Recorded Investment	$ 1,841	$ 783	$ 433
Post-Modification Outstanding Recorded Investment	$ 1,902	$ 783	$ 433
Commercial Real Estate and Multi-Family Residential Loans [Member] | Owner Occupied Loans [Member] | Interest Rate Reductions [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number			1
Pre-Modification Outstanding Recorded Investment			$ 89
Post-Modification Outstanding Recorded Investment			$ 95
Commercial Real Estate and Multi-Family Residential Loans [Member] | Owner Occupied Loans [Member] | Modified Repayment Terms [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans	3	1	2
Extension period for modified repayment terms		6 months
Commercial Real Estate and Multi-Family Residential Loans [Member] | Owner Occupied Loans [Member] | Modified Repayment Terms [Member] | Minimum [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Extension period for modified repayment terms	13 months		12 months
Commercial Real Estate and Multi-Family Residential Loans [Member] | Owner Occupied Loans [Member] | Modified Repayment Terms [Member] | Maximum [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Extension period for modified repayment terms	24 months		24 months
Commercial Real Estate and Multi-Family Residential Loans [Member] | Owner Occupied Loans [Member] | All Modifications [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans	3	2	3
Pre-Modification Outstanding Recorded Investment	$ 718	$ 855	$ 2,639
Post-Modification Outstanding Recorded Investment	$ 717	$ 855	$ 2,710
Consumer 1-4 Family Mortgage Loans [Member] | Closed End First Mortgage Loans [Member] | Modified Repayment Terms [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number		1
Extension period for modified repayment terms		208 months
Consumer 1-4 Family Mortgage Loans [Member] | Closed End First Mortgage Loans [Member] | All Modifications [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number		1
Pre-Modification Outstanding Recorded Investment		$ 65
Post-Modification Outstanding Recorded Investment		$ 65