ALLOWANCE FOR LOAN LOSSES AND CREDIT QUALITY (Loans By Class Modified As Troubled Debt Restructuring) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($) Number	Mar. 31, 2018 USD ($) Number
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number	1,000
Pre-Modification Outstanding Recorded Investment		$ 3,409
Post-Modification Outstanding Recorded Investment		$ 3,408
Modified Repayment Terms [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number		5
Modified Repayment Terms [Member] | Minimum [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Extension period for modified repayment terms	0 months	0 months
Modified Repayment Terms [Member] | Maximum [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Extension period for modified repayment terms		239 months
All Modifications [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number		5
Commercial and Industrial Loans [Member] | Modified Repayment Terms [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number	1
Extension period for modified repayment terms	0 months
Commercial and Industrial Loans [Member] | All Modifications [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number	1,000
Pre-Modification Outstanding Recorded Investment	$ 35
Post-Modification Outstanding Recorded Investment	35
Commercial and Industrial Loans [Member] | Working Capital Lines of Credit Loans [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Pre-Modification Outstanding Recorded Investment	35
Post-Modification Outstanding Recorded Investment	$ 35
Commercial and Industrial Loans [Member] | Working Capital Lines of Credit Loans [Member] | Modified Repayment Terms [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number	1	1
Extension period for modified repayment terms	0 months	0 months
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		1
Pre-Modification Outstanding Recorded Investment		$ 600
Post-Modification Outstanding Recorded Investment		$ 600
Commercial and Industrial Loans [Member] | Non Working Capital Loans [Member] | Modified Repayment Terms [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number		1
Extension period for modified repayment terms		0 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	0 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		1
Pre-Modification Outstanding Recorded Investment		$ 1,400
Post-Modification Outstanding Recorded Investment		$ 1,400
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 | Number		1
Extension period for modified repayment terms		12 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 | Number		1
Pre-Modification Outstanding Recorded Investment		$ 387
Post-Modification Outstanding Recorded Investment		$ 387
Commercial Real Estate and Multi-family Residential Loans [Member] | Construction and Land Development Loans [Member] | Modified Repayment Terms [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number		1
Extension period for modified repayment terms		12 months
Commercial Real Estate and Multi-family Residential Loans [Member] | Construction and Land Development Loans [Member] | All Modifications [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Number of Loans | Number		1
Pre-Modification Outstanding Recorded Investment		$ 824
Post-Modification Outstanding Recorded Investment		$ 824
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		239 months
Consumer 1-4 Family Mortgage Loans [Member] | Closed End First Mortgage Loans [Member] | Modified Repayment Terms [Member] | Minimum [Member]
Troubled Debt Restructurings Modified During Period [Abstract]
Extension period for modified repayment terms	239 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		$ 198
Post-Modification Outstanding Recorded Investment		$ 197