FAIR VALUE DISCLOSURES (Assets Measured at Fair Value on a Nonrecurring Basis) (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Total assets	$ 6,043	$ 4,432
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Total assets	0	0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Total assets	0	0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Total assets	6,043	4,432
Commercial and industrial loans: | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	4,683	2,627
Commercial and industrial loans: | Working Capital Lines of Credit Loans [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	2,547	934
Commercial and industrial loans: | Working Capital Lines of Credit Loans [Member] | Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	0	0
Commercial and industrial loans: | Working Capital Lines of Credit Loans [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	0	0
Commercial and industrial loans: | Working Capital Lines of Credit Loans [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	2,547	934
Commercial and industrial loans: | Non Working Capital Loans [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	2,136	1,693
Commercial and industrial loans: | Non Working Capital Loans [Member] | Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	0	0
Commercial and industrial loans: | Non Working Capital Loans [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	0	0
Commercial and industrial loans: | Non Working Capital Loans [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	2,136	1,693
Commercial Real Estate and Multi-Family Residential Loans [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	1,290	1,610
Commercial Real Estate and Multi-Family Residential Loans [Member] | Construction and land development loans | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	701	477
Commercial Real Estate and Multi-Family Residential Loans [Member] | Construction and land development loans | Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	0	0
Commercial Real Estate and Multi-Family Residential Loans [Member] | Construction and land development loans | Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	0	0
Commercial Real Estate and Multi-Family Residential Loans [Member] | Construction and land development loans | Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	701	477
Commercial Real Estate and Multi-Family Residential Loans [Member] | Owner Occupied Loans [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	589	1,133
Commercial Real Estate and Multi-Family Residential Loans [Member] | Owner Occupied Loans [Member] | Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	0	0
Commercial Real Estate and Multi-Family Residential Loans [Member] | Owner Occupied Loans [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	0	0
Commercial Real Estate and Multi-Family Residential Loans [Member] | Owner Occupied Loans [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	589	1,133
Consumer 1-4 Family Mortgage Loans [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	70	195
Consumer 1-4 Family Mortgage Loans [Member] | Closed End First Mortgage Loans [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	70
Consumer 1-4 Family Mortgage Loans [Member] | Closed End First Mortgage Loans [Member] | Fair Value, Inputs, Level 1 [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	0
Consumer 1-4 Family Mortgage Loans [Member] | Closed End First Mortgage Loans [Member] | Fair Value, Inputs, Level 2 [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	0
Consumer 1-4 Family Mortgage Loans [Member] | Closed End First Mortgage Loans [Member] | Fair Value, Inputs, Level 3 [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans	$ 70
Consumer 1-4 Family Mortgage Loans [Member] | Open End and Junior Lien Loans [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans		195
Consumer 1-4 Family Mortgage Loans [Member] | Open End and Junior Lien Loans [Member] | Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans		0
Consumer 1-4 Family Mortgage Loans [Member] | Open End and Junior Lien Loans [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans		0
Consumer 1-4 Family Mortgage Loans [Member] | Open End and Junior Lien Loans [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets Measured At Fair Value On Nonrecurring Basis [Line Items]
Impaired loans		$ 195